From patchwork Mon Oct 23 09:28:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 737752 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3ADBBCDB474 for ; Mon, 23 Oct 2023 09:29:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233005AbjJWJ3K (ORCPT ); Mon, 23 Oct 2023 05:29:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41526 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232984AbjJWJ2x (ORCPT ); Mon, 23 Oct 2023 05:28:53 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2001:67c:2178:6::1d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C4579DF for ; Mon, 23 Oct 2023 02:28:44 -0700 (PDT) Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out2.suse.de (Postfix) with ESMTP id 15DFE1FE16; Mon, 23 Oct 2023 09:28:43 +0000 (UTC) Received: from adalid.arch.suse.de (adalid.arch.suse.de [10.161.8.13]) by relay2.suse.de (Postfix) with ESMTP id A30892CF51; Mon, 23 Oct 2023 09:28:42 +0000 (UTC) Received: by adalid.arch.suse.de (Postfix, from userid 16045) id CF27651EC344; Mon, 23 Oct 2023 11:28:42 +0200 (CEST) From: Hannes Reinecke To: "Martin K. Petersen" Cc: Christoph Hellwig , James Bottomley , linux-scsi@vger.kernel.org, Hannes Reinecke , Johannes Thumshirn Subject: [PATCH 01/10] scsi: Use Scsi_Host as argument for eh_host_reset_handler Date: Mon, 23 Oct 2023 11:28:28 +0200 Message-Id: <20231023092837.33786-2-hare@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20231023092837.33786-1-hare@suse.de> References: <20231023092837.33786-1-hare@suse.de> MIME-Version: 1.0 X-Spamd-Bar: ++ Authentication-Results: smtp-out2.suse.de; dkim=none; dmarc=none; spf=softfail (smtp-out2.suse.de: 149.44.160.134 is neither permitted nor denied by domain of hare@suse.de) smtp.mailfrom=hare@suse.de X-Rspamd-Server: rspamd2 X-Spamd-Result: default: False [2.49 / 50.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_MISSING_CHARSET(2.50)[]; NEURAL_HAM_LONG(-3.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.20)[suse.de]; BROKEN_CONTENT_TYPE(1.50)[]; R_SPF_SOFTFAIL(0.60)[~all:c]; RCPT_COUNT_FIVE(0.00)[6]; TO_MATCH_ENVRCPT_SOME(0.00)[]; VIOLATED_DIRECT_SPF(3.50)[]; MX_GOOD(-0.01)[]; NEURAL_HAM_SHORT(-1.00)[-1.000]; MID_CONTAINS_FROM(1.00)[]; RWL_MAILSPIKE_GOOD(0.00)[149.44.160.134:from]; RCVD_NO_TLS_LAST(0.10)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.20)[]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_TWO(0.00)[2]; BAYES_HAM(-3.00)[100.00%] X-Rspamd-Queue-Id: 15DFE1FE16 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Issuing a host reset should not rely on any commands. So use Scsi_Host as argument for eh_host_reset_handler. Signed-off-by: Hannes Reinecke Reviewed-by: Johannes Thumshirn Reviewed-by: Christoph Hellwig --- Documentation/scsi/scsi_eh.rst | 2 +- Documentation/scsi/scsi_mid_low_api.rst | 6 +-- drivers/infiniband/ulp/srp/ib_srp.c | 6 +-- drivers/message/fusion/mptscsih.c | 23 ++++-------- drivers/message/fusion/mptscsih.h | 2 +- drivers/s390/scsi/zfcp_scsi.c | 5 +-- drivers/scsi/3w-9xxx.c | 11 ++---- drivers/scsi/3w-sas.c | 11 ++---- drivers/scsi/3w-xxxx.c | 13 +++---- drivers/scsi/53c700.c | 39 +++++++++---------- drivers/scsi/BusLogic.c | 24 ++++++------ drivers/scsi/NCR5380.c | 5 +-- drivers/scsi/aacraid/linit.c | 8 ++-- drivers/scsi/advansys.c | 28 +++++++------- drivers/scsi/aha1542.c | 18 ++++----- drivers/scsi/arm/acornscsi.c | 8 ++-- drivers/scsi/arm/fas216.c | 10 ++--- drivers/scsi/arm/fas216.h | 6 +-- drivers/scsi/atari_scsi.c | 4 +- drivers/scsi/cxlflash/main.c | 5 +-- drivers/scsi/esas2r/esas2r.h | 2 +- drivers/scsi/esas2r/esas2r_main.c | 17 +++++---- drivers/scsi/esp_scsi.c | 4 +- drivers/scsi/fdomain.c | 3 +- drivers/scsi/fnic/fnic.h | 2 +- drivers/scsi/fnic/fnic_scsi.c | 3 +- drivers/scsi/hptiop.c | 6 +-- drivers/scsi/ibmvscsi/ibmvfc.c | 6 +-- drivers/scsi/ibmvscsi/ibmvscsi.c | 6 +-- drivers/scsi/imm.c | 6 +-- drivers/scsi/ipr.c | 5 +-- drivers/scsi/ips.c | 30 ++++----------- drivers/scsi/libfc/fc_fcp.c | 5 +-- drivers/scsi/lpfc/lpfc_scsi.c | 5 +-- drivers/scsi/mac53c94.c | 8 ++-- drivers/scsi/megaraid.c | 6 +-- drivers/scsi/megaraid.h | 2 +- drivers/scsi/megaraid/megaraid_mbox.c | 18 +++------ drivers/scsi/megaraid/megaraid_sas_base.c | 46 ++++++++++------------- drivers/scsi/mesh.c | 12 +++--- drivers/scsi/mpi3mr/mpi3mr_os.c | 12 +++--- drivers/scsi/mpt3sas/mpt3sas_scsih.c | 15 ++++---- drivers/scsi/mvumi.c | 9 ++--- drivers/scsi/myrb.c | 3 +- drivers/scsi/myrs.c | 3 +- drivers/scsi/nsp32.c | 14 +++---- drivers/scsi/pcmcia/nsp_cs.c | 4 +- drivers/scsi/pcmcia/nsp_cs.h | 2 +- drivers/scsi/pcmcia/qlogic_stub.c | 4 +- drivers/scsi/pcmcia/sym53c500_cs.c | 8 ++-- drivers/scsi/pmcraid.c | 7 ++-- drivers/scsi/ppa.c | 6 +-- drivers/scsi/qedf/qedf_main.c | 4 +- drivers/scsi/qedi/qedi_iscsi.c | 3 +- drivers/scsi/qla1280.c | 5 +-- drivers/scsi/qla2xxx/qla_os.c | 18 +++------ drivers/scsi/qla4xxx/ql4_os.c | 18 ++++----- drivers/scsi/qlogicfas408.c | 10 ++--- drivers/scsi/qlogicfas408.h | 2 +- drivers/scsi/qlogicpti.c | 3 +- drivers/scsi/scsi_debug.c | 6 +-- drivers/scsi/scsi_error.c | 2 +- drivers/scsi/snic/snic.h | 3 +- drivers/scsi/snic/snic_scsi.c | 37 ++++-------------- drivers/scsi/stex.c | 9 ++--- drivers/scsi/storvsc_drv.c | 4 +- drivers/scsi/sym53c8xx_2/sym_glue.c | 3 +- drivers/scsi/vmw_pvscsi.c | 5 +-- drivers/scsi/wd33c93.c | 8 +--- drivers/scsi/wd33c93.h | 2 +- drivers/scsi/wd719x.c | 4 +- drivers/ufs/core/ufshcd.c | 10 ++--- drivers/usb/image/microtek.c | 4 +- include/scsi/libfc.h | 2 +- include/scsi/scsi_host.h | 2 +- 75 files changed, 286 insertions(+), 391 deletions(-) diff --git a/Documentation/scsi/scsi_eh.rst b/Documentation/scsi/scsi_eh.rst index 104d09e9af09..da95971b4f44 100644 --- a/Documentation/scsi/scsi_eh.rst +++ b/Documentation/scsi/scsi_eh.rst @@ -217,7 +217,7 @@ considered to fail always. int (* eh_abort_handler)(struct scsi_cmnd *); int (* eh_device_reset_handler)(struct scsi_cmnd *); int (* eh_bus_reset_handler)(struct scsi_cmnd *); - int (* eh_host_reset_handler)(struct scsi_cmnd *); + int (* eh_host_reset_handler)(struct Scsi_Host *); Higher-severity actions are taken only when lower-severity actions cannot recover some of failed scmds. Also, note that failure of the diff --git a/Documentation/scsi/scsi_mid_low_api.rst b/Documentation/scsi/scsi_mid_low_api.rst index 022198c51350..96983bb1cc45 100644 --- a/Documentation/scsi/scsi_mid_low_api.rst +++ b/Documentation/scsi/scsi_mid_low_api.rst @@ -777,9 +777,9 @@ Details:: /** * eh_host_reset_handler - reset host (host bus adapter) - * @scp: SCSI host that contains this device should be reset + * @shp: SCSI host that should be reset * - * Returns SUCCESS if command aborted else FAILED + * Returns SUCCESS if host has been reset else FAILED * * Locks: None held * @@ -794,7 +794,7 @@ Details:: * * Optionally defined in: LLD **/ - int eh_host_reset_handler(struct scsi_cmnd * scp) + int eh_host_reset_handler(struct Scsi_Host * shp) /** diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 1574218764e0..07a61d238d6b 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -2831,11 +2831,11 @@ static int srp_reset_device(struct scsi_cmnd *scmnd) return SUCCESS; } -static int srp_reset_host(struct scsi_cmnd *scmnd) +static int srp_reset_host(struct Scsi_Host *shost) { - struct srp_target_port *target = host_to_target(scmnd->device->host); + struct srp_target_port *target = host_to_target(shost); - shost_printk(KERN_ERR, target->scsi_host, PFX "SRP reset_host called\n"); + shost_printk(KERN_ERR, shost, PFX "SRP reset_host called\n"); return srp_reconnect_rport(target->rport) == 0 ? SUCCESS : FAILED; } diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 9080a73b4ea6..4f9729cf4098 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -1955,34 +1955,27 @@ mptscsih_bus_reset(struct scsi_cmnd * SCpnt) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** - * mptscsih_host_reset - Perform a SCSI host adapter RESET (new_eh variant) - * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to + * mptscsih_host_reset - Perform a SCSI host adapter RESET + * @sh: Pointer to Scsi_Host structure, which is reset due to * * (linux scsi_host_template.eh_host_reset_handler routine) * * Returns SUCCESS or FAILED. */ int -mptscsih_host_reset(struct scsi_cmnd *SCpnt) +mptscsih_host_reset(struct Scsi_Host *sh) { - MPT_SCSI_HOST * hd; + MPT_SCSI_HOST * hd = shost_priv(sh); int status = SUCCESS; MPT_ADAPTER *ioc; int retval; - /* If we can't locate the host to reset, then we failed. */ - if ((hd = shost_priv(SCpnt->device->host)) == NULL){ - printk(KERN_ERR MYNAM ": host reset: " - "Can't locate host! (sc=%p)\n", SCpnt); - return FAILED; - } - /* make sure we have no outstanding commands at this stage */ mptscsih_flush_running_cmds(hd); ioc = hd->ioc; - printk(MYIOC_s_INFO_FMT "attempting host reset! (sc=%p)\n", - ioc->name, SCpnt); + printk(MYIOC_s_INFO_FMT "attempting host reset!\n", + ioc->name); /* If our attempts to reset the host failed, then return a failed * status. The host will be taken off line by the SCSI mid-layer. @@ -1993,8 +1986,8 @@ mptscsih_host_reset(struct scsi_cmnd *SCpnt) else status = SUCCESS; - printk(MYIOC_s_INFO_FMT "host reset: %s (sc=%p)\n", - ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); + printk(MYIOC_s_INFO_FMT "host reset: %s\n", + ioc->name, (retval == 0 ? "SUCCESS" : "FAILED" )); return status; } diff --git a/drivers/message/fusion/mptscsih.h b/drivers/message/fusion/mptscsih.h index e3d92c392673..0faefe9c7541 100644 --- a/drivers/message/fusion/mptscsih.h +++ b/drivers/message/fusion/mptscsih.h @@ -122,7 +122,7 @@ extern int mptscsih_abort(struct scsi_cmnd * SCpnt); extern int mptscsih_dev_reset(struct scsi_cmnd * SCpnt); extern int mptscsih_target_reset(struct scsi_cmnd * SCpnt); extern int mptscsih_bus_reset(struct scsi_cmnd * SCpnt); -extern int mptscsih_host_reset(struct scsi_cmnd *SCpnt); +extern int mptscsih_host_reset(struct Scsi_Host *sh); extern int mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, sector_t capacity, int geom[]); extern int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); extern int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index b1df853e6f66..76c136d39bf1 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -371,10 +371,9 @@ static int zfcp_scsi_eh_target_reset_handler(struct scsi_cmnd *scpnt) return ret; } -static int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt) +static int zfcp_scsi_eh_host_reset_handler(struct Scsi_Host *host) { - struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scpnt->device); - struct zfcp_adapter *adapter = zfcp_sdev->port->adapter; + struct zfcp_adapter *adapter = (struct zfcp_adapter *)host->hostdata[0]; int ret = FAST_IO_FAIL; if (!(adapter->connection_features & FSF_FEATURE_NPIV_MODE)) { diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index f925f8664c2c..6dbffb1bc293 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -1717,18 +1717,15 @@ static int twa_scsi_biosparam(struct scsi_device *sdev, struct block_device *bde } /* End twa_scsi_biosparam() */ /* This is the new scsi eh reset function */ -static int twa_scsi_eh_reset(struct scsi_cmnd *SCpnt) +static int twa_scsi_eh_reset(struct Scsi_Host *shost) { - TW_Device_Extension *tw_dev = NULL; + TW_Device_Extension *tw_dev = shost_priv(shost); int retval = FAILED; - tw_dev = (TW_Device_Extension *)SCpnt->device->host->hostdata; - tw_dev->num_resets++; - sdev_printk(KERN_WARNING, SCpnt->device, - "WARNING: (0x%02X:0x%04X): Command (0x%x) timed out, resetting card.\n", - TW_DRIVER, 0x2c, SCpnt->cmnd[0]); + shost_printk(KERN_WARNING, shost, + "WARNING: Command timed out, resetting card."); /* Make sure we are not issuing an ioctl or resetting from ioctl */ mutex_lock(&tw_dev->ioctl_lock); diff --git a/drivers/scsi/3w-sas.c b/drivers/scsi/3w-sas.c index 55989eaa2d9f..c18a07591505 100644 --- a/drivers/scsi/3w-sas.c +++ b/drivers/scsi/3w-sas.c @@ -1423,18 +1423,15 @@ static int twl_scsi_biosparam(struct scsi_device *sdev, struct block_device *bde } /* End twl_scsi_biosparam() */ /* This is the new scsi eh reset function */ -static int twl_scsi_eh_reset(struct scsi_cmnd *SCpnt) +static int twl_scsi_eh_reset(struct Scsi_Host *shost) { - TW_Device_Extension *tw_dev = NULL; + TW_Device_Extension *tw_dev = shost_priv(shost); int retval = FAILED; - tw_dev = (TW_Device_Extension *)SCpnt->device->host->hostdata; - tw_dev->num_resets++; - sdev_printk(KERN_WARNING, SCpnt->device, - "WARNING: (0x%02X:0x%04X): Command (0x%x) timed out, resetting card.\n", - TW_DRIVER, 0x2c, SCpnt->cmnd[0]); + shost_printk(KERN_WARNING, shost, + "WARNING: Command timed out, resetting card."); /* Make sure we are not issuing an ioctl or resetting from ioctl */ mutex_lock(&tw_dev->ioctl_lock); diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c index f39c9ec2e781..190597e6b3d2 100644 --- a/drivers/scsi/3w-xxxx.c +++ b/drivers/scsi/3w-xxxx.c @@ -1366,25 +1366,22 @@ static int tw_scsi_biosparam(struct scsi_device *sdev, struct block_device *bdev } /* End tw_scsi_biosparam() */ /* This is the new scsi eh reset function */ -static int tw_scsi_eh_reset(struct scsi_cmnd *SCpnt) +static int tw_scsi_eh_reset(struct Scsi_Host *shost) { - TW_Device_Extension *tw_dev=NULL; + TW_Device_Extension *tw_dev = shost_priv(shost); int retval = FAILED; - tw_dev = (TW_Device_Extension *)SCpnt->device->host->hostdata; - tw_dev->num_resets++; - sdev_printk(KERN_WARNING, SCpnt->device, - "WARNING: Command (0x%x) timed out, resetting card.\n", - SCpnt->cmnd[0]); + shost_printk(KERN_WARNING, shost, + "WARNING: Command timed out, resetting card."); /* Make sure we are not issuing an ioctl or resetting from ioctl */ mutex_lock(&tw_dev->ioctl_lock); /* Now reset the card and some of the device extension data */ if (tw_reset_device_extension(tw_dev)) { - printk(KERN_WARNING "3w-xxxx: scsi%d: Reset failed.\n", tw_dev->host->host_no); + shost_printk(KERN_WARNING, shost, "Reset failed.\n"); goto out; } diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c index 857be0f3ae5b..7cdea2f0f66a 100644 --- a/drivers/scsi/53c700.c +++ b/drivers/scsi/53c700.c @@ -155,7 +155,7 @@ MODULE_LICENSE("GPL"); STATIC int NCR_700_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *); STATIC int NCR_700_abort(struct scsi_cmnd * SCpnt); -STATIC int NCR_700_host_reset(struct scsi_cmnd * SCpnt); +STATIC int NCR_700_host_reset(struct Scsi_Host *host); STATIC void NCR_700_chip_setup(struct Scsi_Host *host); STATIC void NCR_700_chip_reset(struct Scsi_Host *host); STATIC int NCR_700_slave_alloc(struct scsi_device *SDpnt); @@ -1934,40 +1934,41 @@ NCR_700_abort(struct scsi_cmnd * SCp) } STATIC int -NCR_700_host_reset(struct scsi_cmnd * SCp) +NCR_700_host_reset(struct Scsi_Host * host) { DECLARE_COMPLETION_ONSTACK(complete); - struct NCR_700_Host_Parameters *hostdata = - (struct NCR_700_Host_Parameters *)SCp->device->host->hostdata[0]; + struct NCR_700_Host_Parameters *hostdata = + (struct NCR_700_Host_Parameters *)host->hostdata[0]; - scmd_printk(KERN_INFO, SCp, - "New error handler wants HOST reset, cmd %p\n\t", SCp); - scsi_print_command(SCp); + shost_printk(KERN_INFO, host, + "New error handler wants HOST reset\n"); /* In theory, eh_complete should always be null because the * eh is single threaded, but just in case we're handling a * reset via sg or something */ - spin_lock_irq(SCp->device->host->host_lock); + spin_lock_irq(host->host_lock); while (hostdata->eh_complete != NULL) { - spin_unlock_irq(SCp->device->host->host_lock); + spin_unlock_irq(host->host_lock); msleep_interruptible(100); - spin_lock_irq(SCp->device->host->host_lock); + spin_lock_irq(host->host_lock); } hostdata->eh_complete = &complete; - NCR_700_internal_bus_reset(SCp->device->host); - NCR_700_chip_reset(SCp->device->host); + NCR_700_internal_bus_reset(host); + NCR_700_chip_reset(host); - spin_unlock_irq(SCp->device->host->host_lock); + spin_unlock_irq(host->host_lock); wait_for_completion(&complete); - spin_lock_irq(SCp->device->host->host_lock); + spin_lock_irq(host->host_lock); hostdata->eh_complete = NULL; - /* Revalidate the transport parameters of the failing device */ - if(hostdata->fast) - spi_schedule_dv_device(SCp->device); - - spin_unlock_irq(SCp->device->host->host_lock); + /* Revalidate the transport parameters for attached devices */ + if(hostdata->fast) { + struct scsi_device *sdev; + __shost_for_each_device(sdev, host) + spi_schedule_dv_device(sdev); + } + spin_unlock_irq(host->host_lock); return SUCCESS; } diff --git a/drivers/scsi/BusLogic.c b/drivers/scsi/BusLogic.c index 72ceaf650b0d..29a114411410 100644 --- a/drivers/scsi/BusLogic.c +++ b/drivers/scsi/BusLogic.c @@ -2852,21 +2852,21 @@ static bool blogic_write_outbox(struct blogic_adapter *adapter, /* Error Handling (EH) support */ -static int blogic_hostreset(struct scsi_cmnd *SCpnt) +static int blogic_hostreset(struct Scsi_Host *shost) { - struct blogic_adapter *adapter = - (struct blogic_adapter *) SCpnt->device->host->hostdata; - - unsigned int id = SCpnt->device->id; - struct blogic_tgt_stats *stats = &adapter->tgt_stats[id]; - int rc; - - spin_lock_irq(SCpnt->device->host->host_lock); - - blogic_inc_count(&stats->adapter_reset_req); + struct blogic_adapter *adapter = shost_priv(shost); + int tgt, rc; + spin_lock_irq(shost->host_lock); + for (tgt = 0; tgt < adapter->maxdev; tgt++) { + struct blogic_tgt_flags *tgt_flags = &adapter->tgt_flags[tgt]; + struct blogic_tgt_stats *tgt_stats = &adapter->tgt_stats[tgt]; + if (!tgt_flags->tgt_exists) + continue; + blogic_inc_count(&tgt_stats->adapter_reset_req); + } rc = blogic_resetadapter(adapter, false); - spin_unlock_irq(SCpnt->device->host->host_lock); + spin_unlock_irq(shost->host_lock); return rc; } diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c index cea3a79d538e..084480d22261 100644 --- a/drivers/scsi/NCR5380.c +++ b/drivers/scsi/NCR5380.c @@ -2374,14 +2374,13 @@ static void bus_reset_cleanup(struct Scsi_Host *instance) /** * NCR5380_host_reset - reset the SCSI host - * @cmd: SCSI command undergoing EH + * @instance: SCSI host undergoing EH * * Returns SUCCESS */ -static int NCR5380_host_reset(struct scsi_cmnd *cmd) +static int NCR5380_host_reset(struct Scsi_Host *instance) { - struct Scsi_Host *instance = cmd->device->host; struct NCR5380_hostdata *hostdata = shost_priv(instance); unsigned long flags; struct NCR5380_cmd *ncmd; diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index c4a36c0be527..e05d80e1032b 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -1087,14 +1087,12 @@ static int aac_eh_bus_reset(struct scsi_cmnd* cmd) /* * aac_eh_host_reset - Host reset command handling - * @scsi_cmd: SCSI command block causing the reset + * @host: SCSI host to be reset * */ -static int aac_eh_host_reset(struct scsi_cmnd *cmd) +static int aac_eh_host_reset(struct Scsi_Host *host) { - struct scsi_device * dev = cmd->device; - struct Scsi_Host * host = dev->host; - struct aac_dev * aac = (struct aac_dev *)host->hostdata; + struct aac_dev * aac = shost_priv(host); int ret = FAILED; __le32 supported_options2 = 0; bool is_mu_reset; diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index ab066bb27a57..795bcf8fe0af 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -7010,15 +7010,14 @@ static int AscISR(ASC_DVC_VAR *asc_dvc) /* * advansys_reset() * - * Reset the host associated with the command 'scp'. + * Reset the host. * * This function runs its own thread. Interrupts must be blocked but * sleeping is allowed and no locking other than for host structures is * required. Returns SUCCESS or FAILED. */ -static int advansys_reset(struct scsi_cmnd *scp) +static int advansys_reset(struct Scsi_Host *shost) { - struct Scsi_Host *shost = scp->device->host; struct asc_board *boardp = shost_priv(shost); unsigned long flags; int status; @@ -7028,7 +7027,7 @@ static int advansys_reset(struct scsi_cmnd *scp) ASC_STATS(shost, reset); - scmd_printk(KERN_INFO, scp, "SCSI host reset started...\n"); + shost_printk(KERN_INFO, shost, "SCSI host reset started...\n"); if (ASC_NARROW_BOARD(boardp)) { ASC_DVC_VAR *asc_dvc = &boardp->dvc_var.asc_dvc_var; @@ -7039,16 +7038,18 @@ static int advansys_reset(struct scsi_cmnd *scp) /* Refer to ASC_IERR_* definitions for meaning of 'err_code'. */ if (asc_dvc->err_code || !asc_dvc->overrun_dma) { - scmd_printk(KERN_INFO, scp, "SCSI host reset error: " - "0x%x, status: 0x%x\n", asc_dvc->err_code, + shost_printk(KERN_INFO, shost, + "SCSI host reset error: 0x%x, status: 0x%x\n", + asc_dvc->err_code, status); ret = FAILED; } else if (status) { - scmd_printk(KERN_INFO, scp, "SCSI host reset warning: " - "0x%x\n", status); + shost_printk(KERN_INFO, shost, + "SCSI host reset warning: 0x%x\n", + status); } else { - scmd_printk(KERN_INFO, scp, "SCSI host reset " - "successful\n"); + shost_printk(KERN_INFO, shost, + "SCSI host reset successful\n"); } ASC_DBG(1, "after AscInitAsc1000Driver()\n"); @@ -7065,12 +7066,13 @@ static int advansys_reset(struct scsi_cmnd *scp) ASC_DBG(1, "before AdvResetChipAndSB()\n"); switch (AdvResetChipAndSB(adv_dvc)) { case ASC_TRUE: - scmd_printk(KERN_INFO, scp, "SCSI host reset " - "successful\n"); + shost_printk(KERN_INFO, shost, + "SCSI host reset successful\n"); break; case ASC_FALSE: default: - scmd_printk(KERN_INFO, scp, "SCSI host reset error\n"); + shost_printk(KERN_INFO, shost, + "SCSI host reset error\n"); ret = FAILED; break; } diff --git a/drivers/scsi/aha1542.c b/drivers/scsi/aha1542.c index 9503996c6325..ebd94cf0952a 100644 --- a/drivers/scsi/aha1542.c +++ b/drivers/scsi/aha1542.c @@ -920,9 +920,8 @@ static int aha1542_dev_reset(struct scsi_cmnd *cmd) return SUCCESS; } -static int aha1542_reset(struct scsi_cmnd *cmd, u8 reset_cmd) +static int aha1542_reset(struct Scsi_Host *sh, u8 reset_cmd) { - struct Scsi_Host *sh = cmd->device->host; struct aha1542_hostdata *aha1542 = shost_priv(sh); unsigned long flags; int i; @@ -934,9 +933,9 @@ static int aha1542_reset(struct scsi_cmnd *cmd, u8 reset_cmd) * we do this? Try this first, and we can add that later * if it turns out to be useful. */ - outb(reset_cmd, CONTROL(cmd->device->host->io_port)); + outb(reset_cmd, CONTROL(sh->io_port)); - if (!wait_mask(STATUS(cmd->device->host->io_port), + if (!wait_mask(STATUS(sh->io_port), STATMASK, IDLE, STST | DIAGF | INVDCMD | DF | CDF, 0)) { spin_unlock_irqrestore(sh->host_lock, flags); return FAILED; @@ -947,7 +946,7 @@ static int aha1542_reset(struct scsi_cmnd *cmd, u8 reset_cmd) * us again after host reset. */ if (reset_cmd & HRST) - setup_mailboxes(cmd->device->host); + setup_mailboxes(sh); /* * Now try to pick up the pieces. For all pending commands, @@ -955,7 +954,8 @@ static int aha1542_reset(struct scsi_cmnd *cmd, u8 reset_cmd) * out. We do not try and restart any commands or anything - * the strategy handler takes care of that crap. */ - shost_printk(KERN_WARNING, cmd->device->host, "Sent BUS RESET to scsi host %d\n", cmd->device->host->host_no); + shost_printk(KERN_WARNING, sh, "Sent BUS RESET to scsi host %d\n", + sh->host_no); for (i = 0; i < AHA1542_MAILBOXES; i++) { if (aha1542->int_cmds[i] != NULL) { @@ -983,12 +983,12 @@ static int aha1542_reset(struct scsi_cmnd *cmd, u8 reset_cmd) static int aha1542_bus_reset(struct scsi_cmnd *cmd) { - return aha1542_reset(cmd, SCRST); + return aha1542_reset(cmd->device->host, SCRST); } -static int aha1542_host_reset(struct scsi_cmnd *cmd) +static int aha1542_host_reset(struct Scsi_Host *sh) { - return aha1542_reset(cmd, HRST | SCRST); + return aha1542_reset(sh, HRST | SCRST); } static int aha1542_biosparam(struct scsi_device *sdev, diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c index 0b046e4b395c..29e88bc60aeb 100644 --- a/drivers/scsi/arm/acornscsi.c +++ b/drivers/scsi/arm/acornscsi.c @@ -2631,15 +2631,15 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt) /* * Prototype: int acornscsi_reset(struct scsi_cmnd *SCpnt) * Purpose : reset a command on this host/reset this host - * Params : SCpnt - command causing reset + * Params : shost - host to be reset * Returns : one of SCSI_RESET_ macros */ -int acornscsi_host_reset(struct scsi_cmnd *SCpnt) +int acornscsi_host_reset(struct Scsi_Host *shost) { - AS_Host *host = (AS_Host *)SCpnt->device->host->hostdata; + AS_Host *host = shost_priv(shost); struct scsi_cmnd *SCptr; - host->stats.resets += 1; + host->stats.resets += 1; #if (DEBUG & DEBUG_RESET) { diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index e6289c6af5ef..efa6f2527428 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -2649,16 +2649,16 @@ static void fas216_init_chip(FAS216_Info *info) } /** - * fas216_eh_host_reset - Reset the host associated with this command - * @SCpnt: command specifing host to reset + * fas216_eh_host_reset - Reset the host + * @shost: host to reset * - * Reset the host associated with this command. + * Reset the specified host. * Returns: FAILED if unable to reset. * Notes: io_request_lock is taken, and irqs are disabled */ -int fas216_eh_host_reset(struct scsi_cmnd *SCpnt) +int fas216_eh_host_reset(struct Scsi_Host *shost) { - FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; + FAS216_Info *info = shost_priv(shost); spin_lock_irq(info->host->host_lock); diff --git a/drivers/scsi/arm/fas216.h b/drivers/scsi/arm/fas216.h index 08113277a2a9..f17583f143b3 100644 --- a/drivers/scsi/arm/fas216.h +++ b/drivers/scsi/arm/fas216.h @@ -394,11 +394,11 @@ extern int fas216_eh_device_reset(struct scsi_cmnd *SCpnt); */ extern int fas216_eh_bus_reset(struct scsi_cmnd *SCpnt); -/* Function: int fas216_eh_host_reset(struct scsi_cmnd *SCpnt) +/* Function: int fas216_eh_host_reset(struct Scsi_Host *shost) * Purpose : Reset the host associated with this command - * Params : SCpnt - command specifing host to reset + * Params : shost - host to reset * Returns : FAILED if unable to reset */ -extern int fas216_eh_host_reset(struct scsi_cmnd *SCpnt); +extern int fas216_eh_host_reset(struct Scsi_Host *shost); #endif /* FAS216_H */ diff --git a/drivers/scsi/atari_scsi.c b/drivers/scsi/atari_scsi.c index d401cf27113a..d967141f366c 100644 --- a/drivers/scsi/atari_scsi.c +++ b/drivers/scsi/atari_scsi.c @@ -667,7 +667,7 @@ static void atari_scsi_falcon_reg_write(unsigned int reg, u8 value) #include "NCR5380.c" -static int atari_scsi_host_reset(struct scsi_cmnd *cmd) +static int atari_scsi_host_reset(struct Scsi_Host *shost) { int rv; unsigned long flags; @@ -684,7 +684,7 @@ static int atari_scsi_host_reset(struct scsi_cmnd *cmd) atari_dma_orig_addr = NULL; } - rv = NCR5380_host_reset(cmd); + rv = NCR5380_host_reset(shost); /* The 5380 raises its IRQ line while _RST is active but the ST DMA * "lock" has been released so this interrupt may end up handled by diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c index debd36974119..187757ae7c1f 100644 --- a/drivers/scsi/cxlflash/main.c +++ b/drivers/scsi/cxlflash/main.c @@ -2476,7 +2476,7 @@ static int cxlflash_eh_device_reset_handler(struct scsi_cmnd *scp) /** * cxlflash_eh_host_reset_handler() - reset the host adapter - * @scp: SCSI command from stack identifying host. + * @host: SCSI host adapter. * * Following a reset, the state is evaluated again in case an EEH occurred * during the reset. In such a scenario, the host reset will either yield @@ -2487,11 +2487,10 @@ static int cxlflash_eh_device_reset_handler(struct scsi_cmnd *scp) * SUCCESS as defined in scsi/scsi.h * FAILED as defined in scsi/scsi.h */ -static int cxlflash_eh_host_reset_handler(struct scsi_cmnd *scp) +static int cxlflash_eh_host_reset_handler(struct Scsi_Host *host) { int rc = SUCCESS; int rcr = 0; - struct Scsi_Host *host = scp->device->host; struct cxlflash_cfg *cfg = shost_priv(host); struct device *dev = &cfg->dev->dev; diff --git a/drivers/scsi/esas2r/esas2r.h b/drivers/scsi/esas2r/esas2r.h index ed63f7a9ea54..a104d1a3a9da 100644 --- a/drivers/scsi/esas2r/esas2r.h +++ b/drivers/scsi/esas2r/esas2r.h @@ -976,7 +976,7 @@ long esas2r_proc_ioctl(struct file *fp, unsigned int cmd, unsigned long arg); /* SCSI error handler (eh) functions */ int esas2r_eh_abort(struct scsi_cmnd *cmd); int esas2r_device_reset(struct scsi_cmnd *cmd); -int esas2r_host_reset(struct scsi_cmnd *cmd); +int esas2r_host_reset(struct Scsi_Host *shost); int esas2r_bus_reset(struct scsi_cmnd *cmd); int esas2r_target_reset(struct scsi_cmnd *cmd); diff --git a/drivers/scsi/esas2r/esas2r_main.c b/drivers/scsi/esas2r/esas2r_main.c index f700a16cd885..9b29890bac29 100644 --- a/drivers/scsi/esas2r/esas2r_main.c +++ b/drivers/scsi/esas2r/esas2r_main.c @@ -1062,10 +1062,9 @@ int esas2r_eh_abort(struct scsi_cmnd *cmd) return SUCCESS; } -static int esas2r_host_bus_reset(struct scsi_cmnd *cmd, bool host_reset) +static int esas2r_host_bus_reset(struct Scsi_Host *shost, bool host_reset) { - struct esas2r_adapter *a = - (struct esas2r_adapter *)cmd->device->host->hostdata; + struct esas2r_adapter *a = shost_priv(shost); if (test_bit(AF_DEGRADED_MODE, &a->flags)) return FAILED; @@ -1090,18 +1089,20 @@ static int esas2r_host_bus_reset(struct scsi_cmnd *cmd, bool host_reset) return SUCCESS; } -int esas2r_host_reset(struct scsi_cmnd *cmd) +int esas2r_host_reset(struct Scsi_Host *shost) { - esas2r_log(ESAS2R_LOG_INFO, "host_reset (%p)", cmd); + esas2r_log(ESAS2R_LOG_INFO, "host_reset (%p)", shost); - return esas2r_host_bus_reset(cmd, true); + return esas2r_host_bus_reset(shost, true); } int esas2r_bus_reset(struct scsi_cmnd *cmd) { - esas2r_log(ESAS2R_LOG_INFO, "bus_reset (%p)", cmd); + struct Scsi_Host *shost = cmd->device->host; + + esas2r_log(ESAS2R_LOG_INFO, "bus_reset (%p)", shost); - return esas2r_host_bus_reset(cmd, false); + return esas2r_host_bus_reset(shost, false); } static int esas2r_dev_targ_reset(struct scsi_cmnd *cmd, bool target_reset) diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c index 97816a0e6240..355fec046220 100644 --- a/drivers/scsi/esp_scsi.c +++ b/drivers/scsi/esp_scsi.c @@ -2640,9 +2640,9 @@ static int esp_eh_bus_reset_handler(struct scsi_cmnd *cmd) } /* All bets are off, reset the entire device. */ -static int esp_eh_host_reset_handler(struct scsi_cmnd *cmd) +static int esp_eh_host_reset_handler(struct Scsi_Host *shost) { - struct esp *esp = shost_priv(cmd->device->host); + struct esp *esp = shost_priv(shost); unsigned long flags; spin_lock_irqsave(esp->host->host_lock, flags); diff --git a/drivers/scsi/fdomain.c b/drivers/scsi/fdomain.c index 504c4e0c5d17..347fb668bf29 100644 --- a/drivers/scsi/fdomain.c +++ b/drivers/scsi/fdomain.c @@ -456,9 +456,8 @@ static int fdomain_abort(struct scsi_cmnd *cmd) return SUCCESS; } -static int fdomain_host_reset(struct scsi_cmnd *cmd) +static int fdomain_host_reset(struct Scsi_Host *sh) { - struct Scsi_Host *sh = cmd->device->host; struct fdomain *fd = shost_priv(sh); unsigned long flags; diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h index 8ffcafb4687f..2e2b49ba8cdf 100644 --- a/drivers/scsi/fnic/fnic.h +++ b/drivers/scsi/fnic/fnic.h @@ -347,7 +347,7 @@ void fnic_update_mac_locked(struct fnic *, u8 *new); int fnic_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); int fnic_abort_cmd(struct scsi_cmnd *); int fnic_device_reset(struct scsi_cmnd *); -int fnic_host_reset(struct scsi_cmnd *); +int fnic_host_reset(struct Scsi_Host *); int fnic_reset(struct Scsi_Host *); void fnic_scsi_cleanup(struct fc_lport *); void fnic_scsi_abort_io(struct fc_lport *); diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 90f30944eab3..5dc8e6df5115 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -2457,11 +2457,10 @@ int fnic_reset(struct Scsi_Host *shost) * host is offlined by SCSI. * */ -int fnic_host_reset(struct scsi_cmnd *sc) +int fnic_host_reset(struct Scsi_Host *shost) { int ret; unsigned long wait_host_tmo; - struct Scsi_Host *shost = sc->device->host; struct fc_lport *lp = shost_priv(shost); struct fnic *fnic = lport_priv(lp); unsigned long flags; diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c index f5334ccbf2ca..b9e241b9bb54 100644 --- a/drivers/scsi/hptiop.c +++ b/drivers/scsi/hptiop.c @@ -1088,12 +1088,12 @@ static int hptiop_reset_hba(struct hptiop_hba *hba) return 0; } -static int hptiop_reset(struct scsi_cmnd *scp) +static int hptiop_reset(struct Scsi_Host *host) { - struct hptiop_hba * hba = (struct hptiop_hba *)scp->device->host->hostdata; + struct hptiop_hba * hba = shost_priv(host); printk(KERN_WARNING "hptiop_reset(%d/%d/%d)\n", - scp->device->host->host_no, -1, -1); + host->host_no, -1, -1); return hptiop_reset_hba(hba)? FAILED : SUCCESS; } diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 92c440f2e3a7..048a0958766f 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -3049,13 +3049,13 @@ static int ibmvfc_eh_target_reset_handler(struct scsi_cmnd *cmd) /** * ibmvfc_eh_host_reset_handler - Reset the connection to the server - * @cmd: struct scsi_cmnd having problems + * @shost: struct Scsi_Host having problems * **/ -static int ibmvfc_eh_host_reset_handler(struct scsi_cmnd *cmd) +static int ibmvfc_eh_host_reset_handler(struct Scsi_Host *shost) { int rc; - struct ibmvfc_host *vhost = shost_priv(cmd->device->host); + struct ibmvfc_host *vhost = shost_priv(shost); dev_err(vhost->dev, "Resetting connection due to error recovery\n"); rc = ibmvfc_issue_fc_host_lip(vhost->host); diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 59599299615d..83a189cd0df3 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -1733,12 +1733,12 @@ static int ibmvscsi_eh_device_reset_handler(struct scsi_cmnd *cmd) /** * ibmvscsi_eh_host_reset_handler - Reset the connection to the server - * @cmd: struct scsi_cmnd having problems + * @shost: struct Scsi_Host having problems */ -static int ibmvscsi_eh_host_reset_handler(struct scsi_cmnd *cmd) +static int ibmvscsi_eh_host_reset_handler(struct Scsi_Host *shost) { unsigned long wait_switch = 0; - struct ibmvscsi_host_data *hostdata = shost_priv(cmd->device->host); + struct ibmvscsi_host_data *hostdata = shost_priv(shost); dev_err(hostdata->dev, "Resetting connection due to error recovery\n"); diff --git a/drivers/scsi/imm.c b/drivers/scsi/imm.c index 180a5ddedb2c..64fa8e98494c 100644 --- a/drivers/scsi/imm.c +++ b/drivers/scsi/imm.c @@ -998,11 +998,11 @@ static void imm_reset_pulse(unsigned int base) w_ctr(base, 0x04); } -static int imm_reset(struct scsi_cmnd *cmd) +static int imm_reset(struct Scsi_Host *host) { - imm_struct *dev = imm_dev(cmd->device->host); + imm_struct *dev = imm_dev(host); - if (imm_scsi_pointer(cmd)->phase) + if (dev->cur_cmd && imm_scsi_pointer(dev->cur_cmd)->phase) imm_disconnect(dev); dev->cur_cmd = NULL; /* Forget the problem */ diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 4e13797b2a4a..9cafc2bb338b 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -4959,14 +4959,13 @@ static int ipr_wait_for_ops(struct ipr_ioa_cfg *ioa_cfg, void *device, return SUCCESS; } -static int ipr_eh_host_reset(struct scsi_cmnd *cmd) +static int ipr_eh_host_reset(struct Scsi_Host *shost) { - struct ipr_ioa_cfg *ioa_cfg; + struct ipr_ioa_cfg *ioa_cfg = shost_priv(shost); unsigned long lock_flags = 0; int rc = SUCCESS; ENTER; - ioa_cfg = (struct ipr_ioa_cfg *) cmd->device->host->hostdata; spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); if (!ioa_cfg->in_reset_reload && !ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead) { diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index 10cf5775a939..1faf4566b884 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -229,7 +229,7 @@ module_param(ips, charp, 0); * Function prototypes */ static int ips_eh_abort(struct scsi_cmnd *); -static int ips_eh_reset(struct scsi_cmnd *); +static int ips_eh_reset(struct Scsi_Host *); static int ips_queue(struct Scsi_Host *, struct scsi_cmnd *); static const char *ips_info(struct Scsi_Host *); static irqreturn_t do_ipsintr(int, void *); @@ -829,11 +829,11 @@ int ips_eh_abort(struct scsi_cmnd *SC) /* NOTE: this routine is called under the io_request_lock spinlock */ /* */ /****************************************************************************/ -static int __ips_eh_reset(struct scsi_cmnd *SC) +static int __ips_eh_reset(struct Scsi_Host *shost) { int ret; int i; - ips_ha_t *ha; + ips_ha_t *ha = shost_priv(shost); ips_scb_t *scb; METHOD_TRACE("ips_eh_reset", 1); @@ -842,20 +842,6 @@ static int __ips_eh_reset(struct scsi_cmnd *SC) return (FAILED); #else - if (!SC) { - DEBUG(1, "Reset called with NULL scsi command"); - - return (FAILED); - } - - ha = (ips_ha_t *) SC->device->host->hostdata; - - if (!ha) { - DEBUG(1, "Reset called with NULL ha struct"); - - return (FAILED); - } - if (!ha->active) return (FAILED); @@ -994,13 +980,13 @@ static int __ips_eh_reset(struct scsi_cmnd *SC) } -static int ips_eh_reset(struct scsi_cmnd *SC) +static int ips_eh_reset(struct Scsi_Host *shost) { int rc; - spin_lock_irq(SC->device->host->host_lock); - rc = __ips_eh_reset(SC); - spin_unlock_irq(SC->device->host->host_lock); + spin_lock_irq(shost->host_lock); + rc = __ips_eh_reset(shost); + spin_unlock_irq(shost->host_lock); return rc; } @@ -1078,7 +1064,7 @@ static int ips_queue_lck(struct scsi_cmnd *SC) return (0); } ha->ioctl_reset = 1; /* This reset request is from an IOCTL */ - __ips_eh_reset(SC); + __ips_eh_reset(SC->device->host); SC->result = DID_OK << 16; scsi_done(SC); return (0); diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c index 945adca5e72f..2ee697dd4ce3 100644 --- a/drivers/scsi/libfc/fc_fcp.c +++ b/drivers/scsi/libfc/fc_fcp.c @@ -2186,11 +2186,10 @@ EXPORT_SYMBOL(fc_eh_device_reset); /** * fc_eh_host_reset() - Reset a Scsi_Host. - * @sc_cmd: The SCSI command that identifies the SCSI host to be reset + * @shost: The SCSI host to be reset */ -int fc_eh_host_reset(struct scsi_cmnd *sc_cmd) +int fc_eh_host_reset(struct Scsi_Host *shost) { - struct Scsi_Host *shost = sc_cmd->device->host; struct fc_lport *lport = shost_priv(shost); unsigned long wait_tmo; diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index d26941b131fd..98aa17a6448a 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -6160,7 +6160,7 @@ lpfc_target_reset_handler(struct scsi_cmnd *cmnd) /** * lpfc_host_reset_handler - scsi_host_template eh_host_reset_handler entry pt - * @cmnd: Pointer to scsi_cmnd data structure. + * @shost: Pointer to Scsi_Host data structure. * * This routine does host reset to the adaptor port. It brings the HBA * offline, performs a board restart, and then brings the board back online. @@ -6175,9 +6175,8 @@ lpfc_target_reset_handler(struct scsi_cmnd *cmnd) * 0x2002 - Success **/ static int -lpfc_host_reset_handler(struct scsi_cmnd *cmnd) +lpfc_host_reset_handler(struct Scsi_Host *shost) { - struct Scsi_Host *shost = cmnd->device->host; struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; struct lpfc_hba *phba = vport->phba; int rc, ret = SUCCESS; diff --git a/drivers/scsi/mac53c94.c b/drivers/scsi/mac53c94.c index 6a019132109c..1f98254c0ed8 100644 --- a/drivers/scsi/mac53c94.c +++ b/drivers/scsi/mac53c94.c @@ -100,14 +100,14 @@ static int mac53c94_queue_lck(struct scsi_cmnd *cmd) static DEF_SCSI_QCMD(mac53c94_queue) -static int mac53c94_host_reset(struct scsi_cmnd *cmd) +static int mac53c94_host_reset(struct Scsi_Host *shost) { - struct fsc_state *state = (struct fsc_state *) cmd->device->host->hostdata; + struct fsc_state *state = shost_priv(shost); struct mac53c94_regs __iomem *regs = state->regs; struct dbdma_regs __iomem *dma = state->dma; unsigned long flags; - spin_lock_irqsave(cmd->device->host->host_lock, flags); + spin_lock_irqsave(shost->host_lock, flags); writel((RUN|PAUSE|FLUSH|WAKE) << 16, &dma->control); writeb(CMD_SCSI_RESET, ®s->command); /* assert RST */ @@ -117,7 +117,7 @@ static int mac53c94_host_reset(struct scsi_cmnd *cmd) mac53c94_init(state); writeb(CMD_NOP, ®s->command); - spin_unlock_irqrestore(cmd->device->host->host_lock, flags); + spin_unlock_irqrestore(shost->host_lock, flags); return SUCCESS; } diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index d59964ceef47..96429f5bd150 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -1876,14 +1876,12 @@ megaraid_abort(struct scsi_cmnd *cmd) static int -megaraid_reset(struct scsi_cmnd *cmd) +megaraid_reset(struct Scsi_Host *shost) { - adapter_t *adapter; + adapter_t *adapter = shost_priv(shost); megacmd_t mc; int rval; - adapter = (adapter_t *)cmd->device->host->hostdata; - #if MEGA_HAVE_CLUSTERING mc.cmd = MEGA_CLUSTER_CMD; mc.opcode = MEGA_RESET_RESERVATIONS; diff --git a/drivers/scsi/megaraid.h b/drivers/scsi/megaraid.h index 013fbfb911b9..43acad67d95f 100644 --- a/drivers/scsi/megaraid.h +++ b/drivers/scsi/megaraid.h @@ -973,7 +973,7 @@ static irqreturn_t megaraid_isr_iomapped(int, void *); static void mega_free_scb(adapter_t *, scb_t *); static int megaraid_abort(struct scsi_cmnd *); -static int megaraid_reset(struct scsi_cmnd *); +static int megaraid_reset(struct Scsi_Host *); static int megaraid_abort_and_reset(adapter_t *, struct scsi_cmnd *, int); static int megaraid_biosparam(struct scsi_device *, struct block_device *, sector_t, int []); diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c index bc867da650b6..36aa4b0c335c 100644 --- a/drivers/scsi/megaraid/megaraid_mbox.c +++ b/drivers/scsi/megaraid/megaraid_mbox.c @@ -92,7 +92,7 @@ static int megaraid_sysfs_alloc_resources(adapter_t *); static void megaraid_sysfs_free_resources(adapter_t *); static int megaraid_abort_handler(struct scsi_cmnd *); -static int megaraid_reset_handler(struct scsi_cmnd *); +static int megaraid_reset_handler(struct Scsi_Host *); static int mbox_post_sync_cmd(adapter_t *, uint8_t []); static int mbox_post_sync_cmd_fast(adapter_t *, uint8_t []); @@ -2502,8 +2502,8 @@ megaraid_abort_handler(struct scsi_cmnd *scp) } /** - * megaraid_reset_handler - device reset handler for mailbox based driver - * @scp : reference command + * megaraid_reset_handler - host reset handler for mailbox based driver + * @shost : host to reset * * Reset handler for the mailbox based controller. First try to find out if * the FW is still live, in which case the outstanding commands counter mut go @@ -2512,7 +2512,7 @@ megaraid_abort_handler(struct scsi_cmnd *scp) * host. **/ static int -megaraid_reset_handler(struct scsi_cmnd *scp) +megaraid_reset_handler(struct Scsi_Host *shost) { adapter_t *adapter; scb_t *scb; @@ -2525,7 +2525,7 @@ megaraid_reset_handler(struct scsi_cmnd *scp) int i; uioc_t *kioc; - adapter = SCP2ADAPTER(scp); + adapter = (adapter_t *)SCSIHOST2ADAP(shost); raid_dev = ADAP2RAIDDEV(adapter); // return failure if adapter is not responding @@ -2556,15 +2556,9 @@ megaraid_reset_handler(struct scsi_cmnd *scp) megaraid_mbox_mm_done(adapter, scb); } else { - if (scb->scp == scp) { // Found command - con_log(CL_ANN, (KERN_WARNING - "megaraid: %d[%d:%d], reset from pending list\n", - scb->sno, scb->dev_channel, scb->dev_target)); - } else { - con_log(CL_ANN, (KERN_WARNING + con_log(CL_ANN, (KERN_WARNING "megaraid: IO packet with %d[%d:%d] being reset\n", scb->sno, scb->dev_channel, scb->dev_target)); - } scb->scp->result = (DID_RESET << 16); scsi_done(scb->scp); diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 3d4f13da1ae8..cdd56144c841 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -2890,21 +2890,18 @@ static int megasas_wait_for_outstanding(struct megasas_instance *instance) /** * megasas_generic_reset - Generic reset routine - * @scmd: Mid-layer SCSI command + * @shost: Mid-layer SCSI host * - * This routine implements a generic reset handler for device, bus and host - * reset requests. Device, bus and host specific reset handlers can use this + * This routine implements a generic reset handler for host + * reset requests. Host specific reset handlers can use this * function after they do their specific tasks. */ -static int megasas_generic_reset(struct scsi_cmnd *scmd) +static int megasas_generic_reset(struct Scsi_Host *shost) { int ret_val; - struct megasas_instance *instance; - - instance = (struct megasas_instance *)scmd->device->host->hostdata; + struct megasas_instance *instance = shost_priv(shost); - scmd_printk(KERN_NOTICE, scmd, "megasas: RESET cmd=%x retries=%x\n", - scmd->cmnd[0], scmd->retries); + shost_printk(KERN_NOTICE, shost, "megasas: RESET\n"); if (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR) { dev_err(&instance->pdev->dev, "cannot recover from previous reset failures\n"); @@ -3054,33 +3051,30 @@ megasas_dump_sys_regs(void __iomem *reg_set, char *buf) /** * megasas_reset_bus_host - Bus & host reset handler entry point - * @scmd: Mid-layer SCSI command + * @shost: Mid-layer SCSI host */ -static int megasas_reset_bus_host(struct scsi_cmnd *scmd) +static int megasas_reset_bus_host(struct Scsi_Host *shost) { int ret; - struct megasas_instance *instance; + struct megasas_instance *instance = shost_priv(shost); - instance = (struct megasas_instance *)scmd->device->host->hostdata; - - scmd_printk(KERN_INFO, scmd, + shost_printk(KERN_INFO, shost, "OCR is requested due to IO timeout!!\n"); - scmd_printk(KERN_INFO, scmd, - "SCSI host state: %d SCSI host busy: %d FW outstanding: %d\n", - scmd->device->host->shost_state, - scsi_host_busy(scmd->device->host), + shost_printk(KERN_INFO, shost, + "Controller reset is requested due to IO timeout\n" + "SCSI host state: %d\t" + " SCSI host busy: %d\t FW outstanding: %d\n", + shost->shost_state, + scsi_host_busy(shost), atomic_read(&instance->fw_outstanding)); /* * First wait for all commands to complete */ - if (instance->adapter_type == MFI_SERIES) { - ret = megasas_generic_reset(scmd); - } else { - megasas_dump_fusion_io(scmd); - ret = megasas_reset_fusion(scmd->device->host, - SCSIIO_TIMEOUT_OCR); - } + if (instance->adapter_type == MFI_SERIES) + ret = megasas_generic_reset(shost); + else + ret = megasas_reset_fusion(shost, SCSIIO_TIMEOUT_OCR); return ret; } diff --git a/drivers/scsi/mesh.c b/drivers/scsi/mesh.c index e276583c590c..e1cdd55b5191 100644 --- a/drivers/scsi/mesh.c +++ b/drivers/scsi/mesh.c @@ -1695,13 +1695,13 @@ static int mesh_abort(struct scsi_cmnd *cmd) /* * Called by the midlayer with the lock held to reset the - * SCSI host and bus. + * SCSI host. * The midlayer will wait for devices to come back, we don't need * to do that ourselves */ -static int mesh_host_reset(struct scsi_cmnd *cmd) +static int mesh_host_reset(struct Scsi_Host *shost) { - struct mesh_state *ms = (struct mesh_state *) cmd->device->host->hostdata; + struct mesh_state *ms = shost_priv(shost); volatile struct mesh_regs __iomem *mr = ms->mesh; volatile struct dbdma_regs __iomem *md = ms->dma; unsigned long flags; @@ -1718,7 +1718,7 @@ static int mesh_host_reset(struct scsi_cmnd *cmd) out_8(&mr->exception, 0xff); /* clear all exception bits */ out_8(&mr->error, 0xff); /* clear all error bits */ out_8(&mr->sequence, SEQ_RESETMESH); - mesh_flush_io(mr); + mesh_flush_io(mr); udelay(1); out_8(&mr->intr_mask, INT_ERROR | INT_EXCEPTION | INT_CMDDONE); out_8(&mr->source_id, ms->host->this_id); @@ -1727,13 +1727,13 @@ static int mesh_host_reset(struct scsi_cmnd *cmd) /* Reset the bus */ out_8(&mr->bus_status1, BS1_RST); /* assert RST */ - mesh_flush_io(mr); + mesh_flush_io(mr); udelay(30); /* leave it on for >= 25us */ out_8(&mr->bus_status1, 0); /* negate RST */ /* Complete pending commands */ handle_reset(ms); - + spin_unlock_irqrestore(ms->host->host_lock, flags); return SUCCESS; } diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 040031eb0c12..d52412870b54 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -4010,15 +4010,15 @@ static inline void mpi3mr_setup_divert_ws(struct mpi3mr_ioc *mrioc, /** * mpi3mr_eh_host_reset - Host reset error handling callback - * @scmd: SCSI command reference + * @shost: SCSI host reference * * Issue controller reset * * Return: SUCCESS of successful reset else FAILED */ -static int mpi3mr_eh_host_reset(struct scsi_cmnd *scmd) +static int mpi3mr_eh_host_reset(struct Scsi_Host *shost) { - struct mpi3mr_ioc *mrioc = shost_priv(scmd->device->host); + struct mpi3mr_ioc *mrioc = shost_priv(shost); int retval = FAILED, ret; ret = mpi3mr_soft_reset_handler(mrioc, @@ -4028,9 +4028,9 @@ static int mpi3mr_eh_host_reset(struct scsi_cmnd *scmd) retval = SUCCESS; out: - sdev_printk(KERN_INFO, scmd->device, - "Host reset is %s for scmd(%p)\n", - ((retval == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); + shost_printk(KERN_INFO, shost, + "Host reset is %s\n", + ((retval == SUCCESS) ? "SUCCESS" : "FAILED")); return retval; } diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index c3c1f466fe01..58ccf8e66445 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -3520,18 +3520,17 @@ scsih_target_reset(struct scsi_cmnd *scmd) /** * scsih_host_reset - eh threads main host reset routine - * @scmd: pointer to scsi command object + * @shost: pointer to scsi host object * - * Return: SUCCESS if command aborted else FAILED + * Return: SUCCESS if host reset succeeded else FAILED */ static int -scsih_host_reset(struct scsi_cmnd *scmd) +scsih_host_reset(struct Scsi_Host *shost) { - struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); + struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); int r, retval; - ioc_info(ioc, "attempting host reset! scmd(0x%p)\n", scmd); - scsi_print_command(scmd); + ioc_info(ioc, "attempting host reset\n"); if (ioc->is_driver_loading || ioc->remove_host) { ioc_info(ioc, "Blocking the host reset\n"); @@ -3542,8 +3541,8 @@ scsih_host_reset(struct scsi_cmnd *scmd) retval = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); r = (retval < 0) ? FAILED : SUCCESS; out: - ioc_info(ioc, "host reset: %s scmd(0x%p)\n", - r == SUCCESS ? "SUCCESS" : "FAILED", scmd); + ioc_info(ioc, "host reset: %s\n", + r == SUCCESS ? "SUCCESS" : "FAILED"); return r; } diff --git a/drivers/scsi/mvumi.c b/drivers/scsi/mvumi.c index d9d366ec17dc..becb7998e0a4 100644 --- a/drivers/scsi/mvumi.c +++ b/drivers/scsi/mvumi.c @@ -695,14 +695,11 @@ static int mvumi_reset_host_9143(struct mvumi_hba *mhba) return mvumi_wait_for_outstanding(mhba); } -static int mvumi_host_reset(struct scsi_cmnd *scmd) +static int mvumi_host_reset(struct Scsi_Host *shost) { - struct mvumi_hba *mhba; - - mhba = (struct mvumi_hba *) scmd->device->host->hostdata; + struct mvumi_hba *mhba = shost_priv(shost); - scmd_printk(KERN_NOTICE, scmd, "RESET -%u cmd=%x retries=%x\n", - scsi_cmd_to_rq(scmd)->tag, scmd->cmnd[0], scmd->retries); + shost_printk(KERN_NOTICE, shost, "RESET\n"); return mhba->instancet->reset_host(mhba); } diff --git a/drivers/scsi/myrb.c b/drivers/scsi/myrb.c index ca2e932dd9b7..2b81a39e910f 100644 --- a/drivers/scsi/myrb.c +++ b/drivers/scsi/myrb.c @@ -1252,9 +1252,8 @@ static void myrb_cleanup(struct myrb_hba *cb) scsi_host_put(cb->host); } -static int myrb_host_reset(struct scsi_cmnd *scmd) +static int myrb_host_reset(struct Scsi_Host *shost) { - struct Scsi_Host *shost = scmd->device->host; struct myrb_hba *cb = shost_priv(shost); cb->reset(cb->io_base); diff --git a/drivers/scsi/myrs.c b/drivers/scsi/myrs.c index a1eec65a9713..2f2470fdfb86 100644 --- a/drivers/scsi/myrs.c +++ b/drivers/scsi/myrs.c @@ -1529,9 +1529,8 @@ ATTRIBUTE_GROUPS(myrs_shost); /* * SCSI midlayer interface */ -static int myrs_host_reset(struct scsi_cmnd *scmd) +static int myrs_host_reset(struct Scsi_Host *shost) { - struct Scsi_Host *shost = scmd->device->host; struct myrs_hba *cs = shost_priv(shost); cs->reset(cs->io_base); diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c index b7987019686e..81e1f440286b 100644 --- a/drivers/scsi/nsp32.c +++ b/drivers/scsi/nsp32.c @@ -191,7 +191,7 @@ static int nsp32_release (struct Scsi_Host *); /* SCSI error handler */ static int nsp32_eh_abort (struct scsi_cmnd *); -static int nsp32_eh_host_reset(struct scsi_cmnd *); +static int nsp32_eh_host_reset(struct Scsi_Host *); /* generate SCSI message */ static void nsp32_build_identify(struct scsi_cmnd *); @@ -2876,23 +2876,21 @@ static void nsp32_do_bus_reset(nsp32_hw_data *data) data->CurrentSC = NULL; } -static int nsp32_eh_host_reset(struct scsi_cmnd *SCpnt) +static int nsp32_eh_host_reset(struct Scsi_Host *host) { - struct Scsi_Host *host = SCpnt->device->host; - unsigned int base = SCpnt->device->host->io_port; - nsp32_hw_data *data = (nsp32_hw_data *)host->hostdata; + unsigned int base = host->io_port; + nsp32_hw_data *data = shost_priv(host); nsp32_msg(KERN_INFO, "Host Reset"); - nsp32_dbg(NSP32_DEBUG_BUSRESET, "SCpnt=0x%x", SCpnt); - spin_lock_irq(SCpnt->device->host->host_lock); + spin_lock_irq(host->host_lock); nsp32hw_init(data); nsp32_write2(base, IRQ_CONTROL, IRQ_CONTROL_ALL_IRQ_MASK); nsp32_do_bus_reset(data); nsp32_write2(base, IRQ_CONTROL, 0); - spin_unlock_irq(SCpnt->device->host->host_lock); + spin_unlock_irq(host->host_lock); return SUCCESS; /* Host reset is succeeded at any time. */ } diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index a5a1406a2bde..6e0059f5c189 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -1495,9 +1495,9 @@ static int nsp_eh_bus_reset(struct scsi_cmnd *SCpnt) return nsp_bus_reset(data); } -static int nsp_eh_host_reset(struct scsi_cmnd *SCpnt) +static int nsp_eh_host_reset(struct Scsi_Host *host) { - nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata; + nsp_hw_data *data = shost_priv(host); nsp_dbg(NSP_DEBUG_BUSRESET, "in"); diff --git a/drivers/scsi/pcmcia/nsp_cs.h b/drivers/scsi/pcmcia/nsp_cs.h index e1ee8ef90ad3..f532adb5f166 100644 --- a/drivers/scsi/pcmcia/nsp_cs.h +++ b/drivers/scsi/pcmcia/nsp_cs.h @@ -300,7 +300,7 @@ static int nsp_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *SCpnt); /*static int nsp_eh_abort (struct scsi_cmnd *SCpnt);*/ /*static int nsp_eh_device_reset(struct scsi_cmnd *SCpnt);*/ static int nsp_eh_bus_reset (struct scsi_cmnd *SCpnt); -static int nsp_eh_host_reset (struct scsi_cmnd *SCpnt); +static int nsp_eh_host_reset (struct Scsi_Host *host); static int nsp_bus_reset (nsp_hw_data *data); /* */ diff --git a/drivers/scsi/pcmcia/qlogic_stub.c b/drivers/scsi/pcmcia/qlogic_stub.c index 310d0b6586a6..59893db166c9 100644 --- a/drivers/scsi/pcmcia/qlogic_stub.c +++ b/drivers/scsi/pcmcia/qlogic_stub.c @@ -270,8 +270,8 @@ static int qlogic_resume(struct pcmcia_device *link) outb(0x24, link->resource[0]->start + 0x9); outb(0x04, link->resource[0]->start + 0xd); } - /* Ugggglllyyyy!!! */ - qlogicfas408_host_reset(NULL); + + qlogicfas408_host_reset(info->host); return 0; } diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c index 278c78d066c4..1c5415ede9b2 100644 --- a/drivers/scsi/pcmcia/sym53c500_cs.c +++ b/drivers/scsi/pcmcia/sym53c500_cs.c @@ -583,14 +583,14 @@ static int SYM53C500_queue_lck(struct scsi_cmnd *SCpnt) static DEF_SCSI_QCMD(SYM53C500_queue) static int -SYM53C500_host_reset(struct scsi_cmnd *SCpnt) +SYM53C500_host_reset(struct Scsi_Host *shost) { - int port_base = SCpnt->device->host->io_port; + int port_base = shost->io_port; DEB(printk("SYM53C500_host_reset called\n")); - spin_lock_irq(SCpnt->device->host->host_lock); + spin_lock_irq(shost->host_lock); SYM53C500_int_host_reset(port_base); - spin_unlock_irq(SCpnt->device->host->host_lock); + spin_unlock_irq(shost->host_lock); return SUCCESS; } diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index cd19e452c9ee..a1cc39cd6dfd 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -3089,19 +3089,18 @@ static int pmcraid_eh_target_reset_handler(struct scsi_cmnd *scmd) /** * pmcraid_eh_host_reset_handler - adapter reset handler callback * - * @scmd: pointer to scsi_cmd that was sent to a resource of adapter + * @shost: pointer to scsi_host * * Initiates adapter reset to bring it up to operational state * * Return value * SUCCESS or FAILED */ -static int pmcraid_eh_host_reset_handler(struct scsi_cmnd *scmd) +static int pmcraid_eh_host_reset_handler(struct Scsi_Host *shost) { unsigned long interval = 10000; /* 10 seconds interval */ int waits = jiffies_to_msecs(PMCRAID_RESET_HOST_TIMEOUT) / interval; - struct pmcraid_instance *pinstance = - (struct pmcraid_instance *)(scmd->device->host->hostdata); + struct pmcraid_instance *pinstance = shost_priv(shost); /* wait for an additional 150 seconds just in case firmware could come diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c index d592ee9170c1..eba08b0697c7 100644 --- a/drivers/scsi/ppa.c +++ b/drivers/scsi/ppa.c @@ -887,11 +887,11 @@ static void ppa_reset_pulse(unsigned int base) w_ctr(base, 0xc); } -static int ppa_reset(struct scsi_cmnd *cmd) +static int ppa_reset(struct Scsi_Host *host) { - ppa_struct *dev = ppa_dev(cmd->device->host); + ppa_struct *dev = ppa_dev(host); - if (ppa_scsi_pointer(cmd)->phase) + if (dev->cur_cmd && ppa_scsi_pointer(dev->cur_cmd)->phase) ppa_disconnect(dev); dev->cur_cmd = NULL; /* Forget the problem */ diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index a58353b7b4e8..0e5f9f20e5fc 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -953,12 +953,12 @@ void qedf_ctx_soft_reset(struct fc_lport *lport) } /* Reset the host by gracefully logging out and then logging back in */ -static int qedf_eh_host_reset(struct scsi_cmnd *sc_cmd) +static int qedf_eh_host_reset(struct Scsi_Host *shost) { struct fc_lport *lport; struct qedf_ctx *qedf; - lport = shost_priv(sc_cmd->device->host); + lport = shost_priv(shost); qedf = lport_priv(lport); if (atomic_read(&qedf->link_state) == QEDF_LINK_DOWN || diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c index 6ed8ef97642c..4b3df87cafdf 100644 --- a/drivers/scsi/qedi/qedi_iscsi.c +++ b/drivers/scsi/qedi/qedi_iscsi.c @@ -30,9 +30,8 @@ int qedi_recover_all_conns(struct qedi_ctx *qedi) return SUCCESS; } -static int qedi_eh_host_reset(struct scsi_cmnd *cmd) +static int qedi_eh_host_reset(struct Scsi_Host *shost) { - struct Scsi_Host *shost = cmd->device->host; struct qedi_ctx *qedi; qedi = iscsi_host_priv(shost); diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 27bce80262c2..59decb9cc8af 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -995,11 +995,10 @@ qla1280_eh_bus_reset(struct scsi_cmnd *cmd) * Reset the specified adapter (both channels) **************************************************************************/ static int -qla1280_eh_adapter_reset(struct scsi_cmnd *cmd) +qla1280_eh_adapter_reset(struct Scsi_Host *shost) { int rc = SUCCESS; - struct Scsi_Host *shost = cmd->device->host; - struct scsi_qla_host *ha = (struct scsi_qla_host *)shost->hostdata; + struct scsi_qla_host *ha = shost_priv(shost); spin_lock_irq(shost->host_lock); if (qla1280_verbose) { diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 7e103d711825..94a4bd5d2841 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1656,8 +1656,7 @@ qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) * The reset function will reset the Adapter. * * Input: -* cmd = Linux SCSI command packet of the command that cause the -* adapter reset. +* shost = Linux SCSI host to be reset * * Returns: * Either SUCCESS or FAILED. @@ -1665,13 +1664,11 @@ qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) * Note: **************************************************************************/ static int -qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) +qla2xxx_eh_host_reset(struct Scsi_Host *shost) { - scsi_qla_host_t *vha = shost_priv(cmd->device->host); + scsi_qla_host_t *vha = shost_priv(shost); struct qla_hw_data *ha = vha->hw; int ret = FAILED; - unsigned int id; - uint64_t lun; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); if (qla2x00_isp_reg_stat(ha)) { @@ -1681,11 +1678,8 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) return SUCCESS; } - id = cmd->device->id; - lun = cmd->device->lun; - ql_log(ql_log_info, vha, 0x8018, - "ADAPTER RESET ISSUED nexus=%ld:%d:%llu.\n", vha->host_no, id, lun); + "ADAPTER RESET ISSUED host=%ld.\n", vha->host_no); /* * No point in issuing another reset if one is active. Also do not @@ -1731,8 +1725,8 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) eh_host_reset_lock: ql_log(ql_log_info, vha, 0x8017, - "ADAPTER RESET %s nexus=%ld:%d:%llu.\n", - (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun); + "ADAPTER RESET %s host=%ld.\n", + (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no); return ret; } diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 961fe65bbe65..70757ef5b4fd 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -159,7 +159,7 @@ static int qla4xxx_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmd); static int qla4xxx_eh_abort(struct scsi_cmnd *cmd); static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd); static int qla4xxx_eh_target_reset(struct scsi_cmnd *cmd); -static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd); +static int qla4xxx_eh_host_reset(struct Scsi_Host *shost); static int qla4xxx_slave_alloc(struct scsi_device *device); static umode_t qla4_attr_is_visible(int param_type, int param); static int qla4xxx_host_reset(struct Scsi_Host *shost, int reset_type); @@ -9421,18 +9421,18 @@ static int qla4xxx_is_eh_active(struct Scsi_Host *shost) /** * qla4xxx_eh_host_reset - kernel callback - * @cmd: Pointer to Linux's SCSI command structure + * @host: Pointer to Linux's SCSI host structure * * This routine is invoked by the Linux kernel to perform fatal error * recovery on the specified adapter. **/ -static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd) +static int qla4xxx_eh_host_reset(struct Scsi_Host *host) { int return_status = FAILED; struct scsi_qla_host *ha; int rval; - ha = to_qla_host(cmd->device->host); + ha = to_qla_host(host); rval = qla4xxx_isp_check_reg(ha); if (rval != QLA_SUCCESS) { @@ -9454,20 +9454,18 @@ static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd) ha->host_no, __func__)); /* Clear outstanding srb in queues */ - if (qla4xxx_is_eh_active(cmd->device->host)) + if (qla4xxx_is_eh_active(host)) qla4xxx_abort_active_cmds(ha, DID_ABORT << 16); return FAILED; } ql4_printk(KERN_INFO, ha, - "scsi(%ld:%d:%d:%llu): HOST RESET ISSUED.\n", ha->host_no, - cmd->device->channel, cmd->device->id, cmd->device->lun); + "scsi%ld: HOST RESET ISSUED.\n", ha->host_no); if (qla4xxx_wait_for_hba_online(ha) != QLA_SUCCESS) { - DEBUG2(printk("scsi%ld:%d: %s: Unable to reset host. Adapter " - "DEAD.\n", ha->host_no, cmd->device->channel, - __func__)); + DEBUG2(printk("scsi%ld: %s: Unable to reset host. Adapter " + "DEAD.\n", ha->host_no, __func__)); return FAILED; } diff --git a/drivers/scsi/qlogicfas408.c b/drivers/scsi/qlogicfas408.c index 3e065d5fc80c..008e908e3aff 100644 --- a/drivers/scsi/qlogicfas408.c +++ b/drivers/scsi/qlogicfas408.c @@ -525,20 +525,18 @@ int qlogicfas408_abort(struct scsi_cmnd *cmd) /* * Reset SCSI bus - * FIXME: This function is invoked with cmd = NULL directly by - * the PCMCIA qlogic_stub code. This wants fixing */ -int qlogicfas408_host_reset(struct scsi_cmnd *cmd) +int qlogicfas408_host_reset(struct Scsi_Host *host) { - struct qlogicfas408_priv *priv = get_priv_by_cmd(cmd); + struct qlogicfas408_priv *priv = get_priv_by_host(host); unsigned long flags; priv->qabort = 2; - spin_lock_irqsave(cmd->device->host->host_lock, flags); + spin_lock_irqsave(host->host_lock, flags); ql_zap(priv); - spin_unlock_irqrestore(cmd->device->host->host_lock, flags); + spin_unlock_irqrestore(host->host_lock, flags); return SUCCESS; } diff --git a/drivers/scsi/qlogicfas408.h b/drivers/scsi/qlogicfas408.h index a971db11d293..c1b6e9fea9ce 100644 --- a/drivers/scsi/qlogicfas408.h +++ b/drivers/scsi/qlogicfas408.h @@ -109,7 +109,7 @@ int qlogicfas408_biosparam(struct scsi_device * disk, struct block_device *dev, sector_t capacity, int ip[]); int qlogicfas408_abort(struct scsi_cmnd * cmd); -extern int qlogicfas408_host_reset(struct scsi_cmnd *cmd); +extern int qlogicfas408_host_reset(struct Scsi_Host *host); const char *qlogicfas408_info(struct Scsi_Host *host); int qlogicfas408_get_chip_type(int qbase, int int_type); void qlogicfas408_setup(int qbase, int id, int int_type); diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c index 3b95f7a6216f..b7c16bd49f23 100644 --- a/drivers/scsi/qlogicpti.c +++ b/drivers/scsi/qlogicpti.c @@ -1261,10 +1261,9 @@ static int qlogicpti_abort(struct scsi_cmnd *Cmnd) return return_status; } -static int qlogicpti_reset(struct scsi_cmnd *Cmnd) +static int qlogicpti_reset(struct Scsi_Host *host) { u_short param[6]; - struct Scsi_Host *host = Cmnd->device->host; struct qlogicpti *qpti = (struct qlogicpti *) host->hostdata; int return_status = SUCCESS; diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 67922e2c4c19..0706eb94cf49 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -5805,7 +5805,7 @@ static int scsi_debug_bus_reset(struct scsi_cmnd *SCpnt) return SUCCESS; } -static int scsi_debug_host_reset(struct scsi_cmnd *SCpnt) +static int scsi_debug_host_reset(struct Scsi_Host *shost) { struct sdebug_host_info *sdbg_host; struct sdebug_dev_info *devip; @@ -5813,7 +5813,7 @@ static int scsi_debug_host_reset(struct scsi_cmnd *SCpnt) ++num_host_resets; if (SDEBUG_OPT_ALL_NOISE & sdebug_opts) - sdev_printk(KERN_INFO, SCpnt->device, "%s\n", __func__); + shost_printk(KERN_INFO, shost, "%s\n", __func__); mutex_lock(&sdebug_host_list_mutex); list_for_each_entry(sdbg_host, &sdebug_host_list, host_list) { list_for_each_entry(devip, &sdbg_host->dev_info_list, @@ -5825,7 +5825,7 @@ static int scsi_debug_host_reset(struct scsi_cmnd *SCpnt) mutex_unlock(&sdebug_host_list_mutex); stop_all_queued(); if (SDEBUG_OPT_RESET_NOISE & sdebug_opts) - sdev_printk(KERN_INFO, SCpnt->device, + shost_printk(KERN_INFO, shost, "%s: %d device(s) found\n", __func__, k); return SUCCESS; } diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index c67cdcdc3ba8..f022bb1c3e4a 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -881,7 +881,7 @@ static enum scsi_disposition scsi_try_host_reset(struct scsi_cmnd *scmd) if (!hostt->eh_host_reset_handler) return FAILED; - rtn = hostt->eh_host_reset_handler(scmd); + rtn = hostt->eh_host_reset_handler(host); if (rtn == SUCCESS) { if (!hostt->skip_settle_delay) diff --git a/drivers/scsi/snic/snic.h b/drivers/scsi/snic/snic.h index 0b7411624bcf..27acc50bd1a5 100644 --- a/drivers/scsi/snic/snic.h +++ b/drivers/scsi/snic/snic.h @@ -365,8 +365,7 @@ extern const struct attribute_group *snic_host_groups[]; int snic_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); int snic_abort_cmd(struct scsi_cmnd *); int snic_device_reset(struct scsi_cmnd *); -int snic_host_reset(struct scsi_cmnd *); -int snic_reset(struct Scsi_Host *); +int snic_host_reset(struct Scsi_Host *); void snic_shutdown_scsi_cleanup(struct snic *); diff --git a/drivers/scsi/snic/snic_scsi.c b/drivers/scsi/snic/snic_scsi.c index c38f648da3d7..36298dbadb14 100644 --- a/drivers/scsi/snic/snic_scsi.c +++ b/drivers/scsi/snic/snic_scsi.c @@ -2259,8 +2259,15 @@ snic_issue_hba_reset(struct snic *snic) return ret; } /* end of snic_issue_hba_reset */ +/* + * SCSI Error handling calls driver's eh_host_reset if all prior + * error handling levels return FAILED. + * + * Host Reset is the highest level of error recovery. If this fails, then + * host is offlined by SCSI. + */ int -snic_reset(struct Scsi_Host *shost) +snic_host_reset(struct Scsi_Host *shost) { struct snic *snic = shost_priv(shost); enum snic_state sv_state; @@ -2306,34 +2313,6 @@ snic_reset(struct Scsi_Host *shost) ret = SUCCESS; reset_end: - return ret; -} /* end of snic_reset */ - -/* - * SCSI Error handling calls driver's eh_host_reset if all prior - * error handling levels return FAILED. - * - * Host Reset is the highest level of error recovery. If this fails, then - * host is offlined by SCSI. - */ -int -snic_host_reset(struct scsi_cmnd *sc) -{ - struct Scsi_Host *shost = sc->device->host; - u32 start_time = jiffies; - int ret; - - SNIC_SCSI_DBG(shost, - "host reset:sc %p sc_cmd 0x%x req %p tag %d flags 0x%llx\n", - sc, sc->cmnd[0], scsi_cmd_to_rq(sc), - snic_cmd_tag(sc), CMD_FLAGS(sc)); - - ret = snic_reset(shost); - - SNIC_TRC(shost->host_no, snic_cmd_tag(sc), (ulong) sc, - jiffies_to_msecs(jiffies - start_time), - 0, SNIC_TRC_CMD(sc), SNIC_TRC_CMD_STATE_FLAGS(sc)); - return ret; } /* end of snic_host_reset */ diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c index 8ffb75be99bc..acd5a6a98d30 100644 --- a/drivers/scsi/stex.c +++ b/drivers/scsi/stex.c @@ -1438,14 +1438,11 @@ static int stex_do_reset(struct st_hba *hba) return -1; } -static int stex_reset(struct scsi_cmnd *cmd) +static int stex_reset(struct Scsi_Host *shost) { - struct st_hba *hba; - - hba = (struct st_hba *) &cmd->device->host->hostdata[0]; + struct st_hba *hba = shost_priv(shost); - shost_printk(KERN_INFO, cmd->device->host, - "resetting host\n"); + shost_printk(KERN_INFO, shost, "resetting host\n"); return stex_do_reset(hba) ? FAILED : SUCCESS; } diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c index a95936b18f69..7a71d0526f6d 100644 --- a/drivers/scsi/storvsc_drv.c +++ b/drivers/scsi/storvsc_drv.c @@ -1624,9 +1624,9 @@ static int storvsc_get_chs(struct scsi_device *sdev, struct block_device * bdev, return 0; } -static int storvsc_host_reset_handler(struct scsi_cmnd *scmnd) +static int storvsc_host_reset_handler(struct Scsi_Host *shost) { - struct hv_host_device *host_dev = shost_priv(scmnd->device->host); + struct hv_host_device *host_dev = shost_priv(shost); struct hv_device *device = host_dev->dev; struct storvsc_device *stor_device; diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c index a2560cc807d3..2ecc0ed60084 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.c +++ b/drivers/scsi/sym53c8xx_2/sym_glue.c @@ -693,9 +693,8 @@ static int sym53c8xx_eh_bus_reset_handler(struct scsi_cmnd *cmd) return SCSI_SUCCESS; } -static int sym53c8xx_eh_host_reset_handler(struct scsi_cmnd *cmd) +static int sym53c8xx_eh_host_reset_handler(struct Scsi_Host *shost) { - struct Scsi_Host *shost = cmd->device->host; struct sym_data *sym_data = shost_priv(shost); struct pci_dev *pdev = sym_data->pdev; struct sym_hcb *np = sym_data->ncb; diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c index f88ecdb93a8a..ddf1837babc0 100644 --- a/drivers/scsi/vmw_pvscsi.c +++ b/drivers/scsi/vmw_pvscsi.c @@ -894,14 +894,13 @@ static void pvscsi_reset_all(struct pvscsi_adapter *adapter) } } -static int pvscsi_host_reset(struct scsi_cmnd *cmd) +static int pvscsi_host_reset(struct Scsi_Host *host) { - struct Scsi_Host *host = cmd->device->host; struct pvscsi_adapter *adapter = shost_priv(host); unsigned long flags; bool use_msg; - scmd_printk(KERN_INFO, cmd, "SCSI Host reset\n"); + shost_printk(KERN_INFO, host, "SCSI Host reset\n"); spin_lock_irqsave(&adapter->hw_lock, flags); diff --git a/drivers/scsi/wd33c93.c b/drivers/scsi/wd33c93.c index e4fafc77bd20..56f82c2719aa 100644 --- a/drivers/scsi/wd33c93.c +++ b/drivers/scsi/wd33c93.c @@ -1508,15 +1508,12 @@ reset_wd33c93(struct Scsi_Host *instance) } int -wd33c93_host_reset(struct scsi_cmnd * SCpnt) +wd33c93_host_reset(struct Scsi_Host * instance) { - struct Scsi_Host *instance; - struct WD33C93_hostdata *hostdata; + struct WD33C93_hostdata *hostdata = shost_priv(instance); int i; - instance = SCpnt->device->host; spin_lock_irq(instance->host_lock); - hostdata = (struct WD33C93_hostdata *) instance->hostdata; printk("scsi%d: reset. ", instance->host_no); disable_irq(instance->irq); @@ -1539,7 +1536,6 @@ wd33c93_host_reset(struct scsi_cmnd * SCpnt) hostdata->outgoing_len = 0; reset_wd33c93(instance); - SCpnt->result = DID_RESET << 16; enable_irq(instance->irq); spin_unlock_irq(instance->host_lock); return SUCCESS; diff --git a/drivers/scsi/wd33c93.h b/drivers/scsi/wd33c93.h index e5e4254b1477..e3c2d3850f74 100644 --- a/drivers/scsi/wd33c93.h +++ b/drivers/scsi/wd33c93.h @@ -336,6 +336,6 @@ int wd33c93_queuecommand (struct Scsi_Host *h, struct scsi_cmnd *cmd); void wd33c93_intr (struct Scsi_Host *instance); int wd33c93_show_info(struct seq_file *, struct Scsi_Host *); int wd33c93_write_info(struct Scsi_Host *, char *, int); -int wd33c93_host_reset (struct scsi_cmnd *); +int wd33c93_host_reset (struct Scsi_Host *); #endif /* WD33C93_H */ diff --git a/drivers/scsi/wd719x.c b/drivers/scsi/wd719x.c index 5a380eecfc75..42134f9510d5 100644 --- a/drivers/scsi/wd719x.c +++ b/drivers/scsi/wd719x.c @@ -520,9 +520,9 @@ static int wd719x_bus_reset(struct scsi_cmnd *cmd) return wd719x_reset(cmd, WD719X_CMD_BUSRESET, 0); } -static int wd719x_host_reset(struct scsi_cmnd *cmd) +static int wd719x_host_reset(struct Scsi_Host *host) { - struct wd719x *wd = shost_priv(cmd->device->host); + struct wd719x *wd = shost_priv(host); struct wd719x_scb *scb, *tmp; unsigned long flags; diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 5c4f2643dde6..0bc20433225f 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -266,7 +266,7 @@ static const struct ufs_dev_quirk ufs_fixups[] = { static irqreturn_t ufshcd_tmc_handler(struct ufs_hba *hba); static void ufshcd_async_scan(void *data, async_cookie_t cookie); static int ufshcd_reset_and_restore(struct ufs_hba *hba); -static int ufshcd_eh_host_reset_handler(struct scsi_cmnd *cmd); +static int ufshcd_eh_host_reset_handler(struct Scsi_Host *shost); static int ufshcd_clear_tm_cmd(struct ufs_hba *hba, int tag); static void ufshcd_hba_exit(struct ufs_hba *hba); static int ufshcd_probe_hba(struct ufs_hba *hba, bool init_dev_params); @@ -7797,17 +7797,15 @@ static int ufshcd_reset_and_restore(struct ufs_hba *hba) /** * ufshcd_eh_host_reset_handler - host reset handler registered to scsi layer - * @cmd: SCSI command pointer + * @shost: SCSI Host * * Return: SUCCESS or FAILED. */ -static int ufshcd_eh_host_reset_handler(struct scsi_cmnd *cmd) +static int ufshcd_eh_host_reset_handler(struct Scsi_Host *shost) { int err = SUCCESS; unsigned long flags; - struct ufs_hba *hba; - - hba = shost_priv(cmd->device->host); + struct ufs_hba *hba = shost_priv(shost); /* * If runtime PM sent SSU and got a timeout, scsi_error_handler is diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c index 8c8fa71c69c4..c51bb6b0ef43 100644 --- a/drivers/usb/image/microtek.c +++ b/drivers/usb/image/microtek.c @@ -345,9 +345,9 @@ static int mts_scsi_abort(struct scsi_cmnd *srb) return FAILED; } -static int mts_scsi_host_reset(struct scsi_cmnd *srb) +static int mts_scsi_host_reset(struct Scsi_Host *shost) { - struct mts_desc* desc = (struct mts_desc*)(srb->device->host->hostdata[0]); + struct mts_desc* desc = shost_priv(shost); int result; MTS_DEBUG_GOT_HERE(); diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h index eca6fd42d7f7..dd71e198b360 100644 --- a/include/scsi/libfc.h +++ b/include/scsi/libfc.h @@ -950,7 +950,7 @@ void fc_fcp_destroy(struct fc_lport *); int fc_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); int fc_eh_abort(struct scsi_cmnd *); int fc_eh_device_reset(struct scsi_cmnd *); -int fc_eh_host_reset(struct scsi_cmnd *); +int fc_eh_host_reset(struct Scsi_Host *); int fc_slave_alloc(struct scsi_device *); /* diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index 49f768d0ff37..9e3ec411cdc6 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -153,7 +153,7 @@ struct scsi_host_template { int (* eh_device_reset_handler)(struct scsi_cmnd *); int (* eh_target_reset_handler)(struct scsi_cmnd *); int (* eh_bus_reset_handler)(struct scsi_cmnd *); - int (* eh_host_reset_handler)(struct scsi_cmnd *); + int (* eh_host_reset_handler)(struct Scsi_Host *); /* * Before the mid layer attempts to scan for a new device where none