From patchwork Wed Aug 17 12:39:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Duoming Zhou X-Patchwork-Id: 598091 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 C6634C28B2B for ; Wed, 17 Aug 2022 12:40:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239258AbiHQMj7 (ORCPT ); Wed, 17 Aug 2022 08:39:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38054 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236627AbiHQMjx (ORCPT ); Wed, 17 Aug 2022 08:39:53 -0400 Received: from azure-sdnproxy.icoremail.net (azure-sdnproxy.icoremail.net [52.237.72.81]) by lindbergh.monkeyblade.net (Postfix) with SMTP id 334048983B for ; Wed, 17 Aug 2022 05:39:49 -0700 (PDT) Received: from ubuntu.localdomain (unknown [106.117.76.235]) by mail-app2 (Coremail) with SMTP id by_KCgBnbvZx4fxiKwT3Ag--.45860S3; Wed, 17 Aug 2022 20:39:25 +0800 (CST) From: Duoming Zhou To: linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org Cc: briannorris@chromium.org, amitkarwar@gmail.com, ganapathi017@gmail.com, sharvari.harisangam@nxp.com, huxinming820@gmail.com, kvalo@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, johannes@sipsolutions.net, gregkh@linuxfoundation.org, rafael@kernel.org, Duoming Zhou Subject: [PATCH v7 1/2] devcoredump: remove the useless gfp_t parameter in dev_coredumpv and dev_coredumpm Date: Wed, 17 Aug 2022 20:39:12 +0800 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-CM-TRANSID: by_KCgBnbvZx4fxiKwT3Ag--.45860S3 X-Coremail-Antispam: 1UD129KBjvAXoWfZr13XFy8GFy5Ar4rtw4DXFb_yoW8uFW8Jo WftrsxCa45Ar40yr93Gr1xCFy3XFnrJrnxAr45AFZ8WFZF9F1q9F15X3W3Z3ZYqw1rKw4f A342q3Z8Cr4Yk34fn29KB7ZKAUJUUUU8529EdanIXcx71UUUUU7v73VFW2AGmfu7bjvjm3 AaLaJ3UjIYCTnIWjp_UUUOr7AC8VAFwI0_Wr0E3s1l1xkIjI8I6I8E6xAIw20EY4v20xva j40_Wr0E3s1l1IIY67AEw4v_Jr0_Jr4l82xGYIkIc2x26280x7IE14v26r18M28IrcIa0x kI8VCY1x0267AKxVW8JVW5JwA2ocxC64kIII0Yj41l84x0c7CEw4AK67xGY2AK021l84AC jcxK6xIIjxv20xvE14v26w1j6s0DM28EF7xvwVC0I7IYx2IY6xkF7I0E14v26r4UJVWxJr 1l84ACjcxK6I8E87Iv67AKxVW0oVCq3wA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s1l e2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI 8IcVAFwI0_Jr0_Jr4lYx0Ex4A2jsIE14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8JwAC jcxG0xvY0x0EwIxGrwACjI8F5VA0II8E6IAqYI8I648v4I1lFIxGxcIEc7CjxVA2Y2ka0x kIwI1lc2xSY4AK67AK6ryUMxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4U MI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67 AKxVW8ZVWrXwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2Ix0 cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z2 80aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI 43ZEXa7VUUhF4tUUUUU== X-CM-SenderInfo: qssqjiasttq6lmxovvfxof0/1tbiAgwFAVZdtbEgdgAdsO Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org The dev_coredumpv() and dev_coredumpm() could not be used in atomic context, because they call kvasprintf_const() and kstrdup() with GFP_KERNEL parameter. The process is shown below: dev_coredumpv(.., gfp_t gfp) dev_coredumpm(.., gfp_t gfp) dev_set_name kobject_set_name_vargs kvasprintf_const(GFP_KERNEL, ...); //may sleep kstrdup(s, GFP_KERNEL); //may sleep This patch removes gfp_t parameter of dev_coredumpv() and dev_coredumpm() and changes the gfp_t parameter of kzalloc() in dev_coredumpm() to GFP_KERNEL in order to show they could not be used in atomic context. Fixes: 833c95456a70 ("device coredump: add new device coredump class") Reviewed-by: Brian Norris Reviewed-by: Johannes Berg Signed-off-by: Duoming Zhou --- Changes in v7: - Remove gfp_t flag in amdgpu device. drivers/base/devcoredump.c | 16 ++++++---------- drivers/bluetooth/btmrvl_sdio.c | 2 +- drivers/bluetooth/hci_qca.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +- drivers/gpu/drm/etnaviv/etnaviv_dump.c | 2 +- drivers/gpu/drm/msm/disp/msm_disp_snapshot.c | 4 ++-- drivers/gpu/drm/msm/msm_gpu.c | 4 ++-- drivers/media/platform/qcom/venus/core.c | 2 +- drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.c | 2 +- drivers/net/wireless/ath/ath10k/coredump.c | 2 +- .../net/wireless/ath/wil6210/wil_crash_dump.c | 2 +- .../wireless/broadcom/brcm80211/brcmfmac/debug.c | 2 +- drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 6 ++---- drivers/net/wireless/marvell/mwifiex/main.c | 3 +-- drivers/net/wireless/mediatek/mt76/mt7615/mac.c | 3 +-- drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 3 +-- drivers/net/wireless/realtek/rtw88/main.c | 2 +- drivers/net/wireless/realtek/rtw89/ser.c | 2 +- drivers/remoteproc/qcom_q6v5_mss.c | 2 +- drivers/remoteproc/remoteproc_coredump.c | 8 ++++---- include/drm/drm_print.h | 2 +- include/linux/devcoredump.h | 13 ++++++------- sound/soc/intel/avs/apl.c | 2 +- sound/soc/intel/avs/skl.c | 2 +- sound/soc/intel/catpt/dsp.c | 2 +- 25 files changed, 41 insertions(+), 51 deletions(-) diff --git a/drivers/base/devcoredump.c b/drivers/base/devcoredump.c index f4d794d6bb8..8535f0bd5df 100644 --- a/drivers/base/devcoredump.c +++ b/drivers/base/devcoredump.c @@ -173,15 +173,13 @@ static void devcd_freev(void *data) * @dev: the struct device for the crashed device * @data: vmalloc data containing the device coredump * @datalen: length of the data - * @gfp: allocation flags * * This function takes ownership of the vmalloc'ed data and will free * it when it is no longer used. See dev_coredumpm() for more information. */ -void dev_coredumpv(struct device *dev, void *data, size_t datalen, - gfp_t gfp) +void dev_coredumpv(struct device *dev, void *data, size_t datalen) { - dev_coredumpm(dev, NULL, data, datalen, gfp, devcd_readv, devcd_freev); + dev_coredumpm(dev, NULL, data, datalen, devcd_readv, devcd_freev); } EXPORT_SYMBOL_GPL(dev_coredumpv); @@ -236,7 +234,6 @@ static ssize_t devcd_read_from_sgtable(char *buffer, loff_t offset, * @owner: the module that contains the read/free functions, use %THIS_MODULE * @data: data cookie for the @read/@free functions * @datalen: length of the data - * @gfp: allocation flags * @read: function to read from the given buffer * @free: function to free the given buffer * @@ -246,7 +243,7 @@ static ssize_t devcd_read_from_sgtable(char *buffer, loff_t offset, * function will be called to free the data. */ void dev_coredumpm(struct device *dev, struct module *owner, - void *data, size_t datalen, gfp_t gfp, + void *data, size_t datalen, ssize_t (*read)(char *buffer, loff_t offset, size_t count, void *data, size_t datalen), void (*free)(void *data)) @@ -268,7 +265,7 @@ void dev_coredumpm(struct device *dev, struct module *owner, if (!try_module_get(owner)) goto free; - devcd = kzalloc(sizeof(*devcd), gfp); + devcd = kzalloc(sizeof(*devcd), GFP_KERNEL); if (!devcd) goto put_module; @@ -318,7 +315,6 @@ EXPORT_SYMBOL_GPL(dev_coredumpm); * @dev: the struct device for the crashed device * @table: the dump data * @datalen: length of the data - * @gfp: allocation flags * * Creates a new device coredump for the given device. If a previous one hasn't * been read yet, the new coredump is discarded. The data lifetime is determined @@ -326,9 +322,9 @@ EXPORT_SYMBOL_GPL(dev_coredumpm); * it will free the data. */ void dev_coredumpsg(struct device *dev, struct scatterlist *table, - size_t datalen, gfp_t gfp) + size_t datalen) { - dev_coredumpm(dev, NULL, table, datalen, gfp, devcd_read_from_sgtable, + dev_coredumpm(dev, NULL, table, datalen, devcd_read_from_sgtable, devcd_free_sgtable); } EXPORT_SYMBOL_GPL(dev_coredumpsg); diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c index ba057ebfda5..ab1b93b27ff 100644 --- a/drivers/bluetooth/btmrvl_sdio.c +++ b/drivers/bluetooth/btmrvl_sdio.c @@ -1502,7 +1502,7 @@ static void btmrvl_sdio_coredump(struct device *dev) /* fw_dump_data will be free in device coredump release function * after 5 min */ - dev_coredumpv(&card->func->dev, fw_dump_data, fw_dump_len, GFP_KERNEL); + dev_coredumpv(&card->func->dev, fw_dump_data, fw_dump_len); BT_INFO("== btmrvl firmware dump to /sys/class/devcoredump end"); } diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 8df11016fd5..95a97b38082 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1120,7 +1120,7 @@ static void qca_controller_memdump(struct work_struct *work) qca_memdump->ram_dump_size); memdump_buf = qca_memdump->memdump_buf_head; dev_coredumpv(&hu->serdev->dev, memdump_buf, - qca_memdump->received_dump, GFP_KERNEL); + qca_memdump->received_dump); cancel_delayed_work(&qca->ctrl_memdump_timeout); kfree(qca->qca_memdump); qca->qca_memdump = NULL; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index c4a6fe3070b..e1a5cd48ace 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -4726,7 +4726,7 @@ static void amdgpu_reset_capture_coredumpm(struct amdgpu_device *adev) struct drm_device *dev = adev_to_drm(adev); ktime_get_ts64(&adev->reset_time); - dev_coredumpm(dev->dev, THIS_MODULE, adev, 0, GFP_KERNEL, + dev_coredumpm(dev->dev, THIS_MODULE, adev, 0, amdgpu_devcoredump_read, amdgpu_devcoredump_free); } #endif diff --git a/drivers/gpu/drm/etnaviv/etnaviv_dump.c b/drivers/gpu/drm/etnaviv/etnaviv_dump.c index f418e0b7577..519fcb234b3 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_dump.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_dump.c @@ -225,5 +225,5 @@ void etnaviv_core_dump(struct etnaviv_gem_submit *submit) etnaviv_core_dump_header(&iter, ETDUMP_BUF_END, iter.data); - dev_coredumpv(gpu->dev, iter.start, iter.data - iter.start, GFP_KERNEL); + dev_coredumpv(gpu->dev, iter.start, iter.data - iter.start); } diff --git a/drivers/gpu/drm/msm/disp/msm_disp_snapshot.c b/drivers/gpu/drm/msm/disp/msm_disp_snapshot.c index e75b97127c0..f057d294c30 100644 --- a/drivers/gpu/drm/msm/disp/msm_disp_snapshot.c +++ b/drivers/gpu/drm/msm/disp/msm_disp_snapshot.c @@ -74,8 +74,8 @@ static void _msm_disp_snapshot_work(struct kthread_work *work) * If there is a codedump pending for the device, the dev_coredumpm() * will also free new coredump state. */ - dev_coredumpm(disp_state->dev, THIS_MODULE, disp_state, 0, GFP_KERNEL, - disp_devcoredump_read, msm_disp_state_free); + dev_coredumpm(disp_state->dev, THIS_MODULE, disp_state, 0, + disp_devcoredump_read, msm_disp_state_free); } void msm_disp_snapshot_state(struct drm_device *drm_dev) diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index c2bfcf3f1f4..c10e5d25a17 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -295,8 +295,8 @@ static void msm_gpu_crashstate_capture(struct msm_gpu *gpu, gpu->crashstate = state; /* FIXME: Release the crashstate if this errors out? */ - dev_coredumpm(gpu->dev->dev, THIS_MODULE, gpu, 0, GFP_KERNEL, - msm_gpu_devcoredump_read, msm_gpu_devcoredump_free); + dev_coredumpm(gpu->dev->dev, THIS_MODULE, gpu, 0, + msm_gpu_devcoredump_read, msm_gpu_devcoredump_free); } #else static void msm_gpu_crashstate_capture(struct msm_gpu *gpu, diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index 990a1519f96..8f7df02dbff 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -49,7 +49,7 @@ static void venus_coredump(struct venus_core *core) memcpy(data, mem_va, mem_size); memunmap(mem_va); - dev_coredumpv(dev, data, mem_size, GFP_KERNEL); + dev_coredumpv(dev, data, mem_size); } static void venus_event_notify(struct venus_core *core, u32 event) diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.c index 004eaf96262..a9dfa9ef7a8 100644 --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.c +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.c @@ -281,5 +281,5 @@ void mcp251xfd_dump(const struct mcp251xfd_priv *priv) mcp251xfd_dump_end(priv, &iter); dev_coredumpv(&priv->spi->dev, iter.start, - iter.data - iter.start, GFP_KERNEL); + iter.data - iter.start); } diff --git a/drivers/net/wireless/ath/ath10k/coredump.c b/drivers/net/wireless/ath/ath10k/coredump.c index fe6b6f97a91..dc923706992 100644 --- a/drivers/net/wireless/ath/ath10k/coredump.c +++ b/drivers/net/wireless/ath/ath10k/coredump.c @@ -1607,7 +1607,7 @@ int ath10k_coredump_submit(struct ath10k *ar) return -ENODATA; } - dev_coredumpv(ar->dev, dump, le32_to_cpu(dump->len), GFP_KERNEL); + dev_coredumpv(ar->dev, dump, le32_to_cpu(dump->len)); return 0; } diff --git a/drivers/net/wireless/ath/wil6210/wil_crash_dump.c b/drivers/net/wireless/ath/wil6210/wil_crash_dump.c index 89c12cb2aaa..79299609dd6 100644 --- a/drivers/net/wireless/ath/wil6210/wil_crash_dump.c +++ b/drivers/net/wireless/ath/wil6210/wil_crash_dump.c @@ -117,6 +117,6 @@ void wil_fw_core_dump(struct wil6210_priv *wil) /* fw_dump_data will be free in device coredump release function * after 5 min */ - dev_coredumpv(wil_to_dev(wil), fw_dump_data, fw_dump_size, GFP_KERNEL); + dev_coredumpv(wil_to_dev(wil), fw_dump_data, fw_dump_size); wil_info(wil, "fw core dumped, size %d bytes\n", fw_dump_size); } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c index eecf8a38d94..87f3652ef3b 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c @@ -37,7 +37,7 @@ int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, return err; } - dev_coredumpv(bus->dev, dump, len + ramsize, GFP_KERNEL); + dev_coredumpv(bus->dev, dump, len + ramsize); return 0; } diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c index abf49022edb..f2f7cf494a8 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c @@ -2601,8 +2601,7 @@ static void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt, fw_error_dump.trans_ptr->data, fw_error_dump.trans_ptr->len, fw_error_dump.fwrt_len); - dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, - GFP_KERNEL); + dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len); } vfree(fw_error_dump.fwrt_ptr); vfree(fw_error_dump.trans_ptr); @@ -2647,8 +2646,7 @@ static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, entry->data, entry->size, offs); offs += entry->size; } - dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len, - GFP_KERNEL); + dev_coredumpsg(fwrt->trans->dev, sg_dump_data, file_len); } iwl_dump_ini_list_free(&dump_list); } diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index da2e6557e68..9cadd07bb79 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -1103,8 +1103,7 @@ void mwifiex_upload_device_dump(struct mwifiex_adapter *adapter) */ mwifiex_dbg(adapter, MSG, "== mwifiex dump information to /sys/class/devcoredump start\n"); - dev_coredumpv(adapter->dev, adapter->devdump_data, adapter->devdump_len, - GFP_KERNEL); + dev_coredumpv(adapter->dev, adapter->devdump_data, adapter->devdump_len); mwifiex_dbg(adapter, MSG, "== mwifiex dump information to /sys/class/devcoredump end\n"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c index ad6c7d632ee..002472b4e63 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -2376,6 +2376,5 @@ void mt7615_coredump_work(struct work_struct *work) dev_kfree_skb(skb); } - dev_coredumpv(dev->mt76.dev, dump, MT76_CONNAC_COREDUMP_SZ, - GFP_KERNEL); + dev_coredumpv(dev->mt76.dev, dump, MT76_CONNAC_COREDUMP_SZ); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c index 47f0aa81ab0..ff764b7eafa 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c @@ -986,8 +986,7 @@ void mt7921_coredump_work(struct work_struct *work) } if (dump) - dev_coredumpv(dev->mt76.dev, dump, MT76_CONNAC_COREDUMP_SZ, - GFP_KERNEL); + dev_coredumpv(dev->mt76.dev, dump, MT76_CONNAC_COREDUMP_SZ); mt7921_reset(&dev->mt76); } diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 76dc9da88f6..25178ed0a0f 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -414,7 +414,7 @@ static void rtw_fwcd_dump(struct rtw_dev *rtwdev) * framework. Note that a new dump will be discarded if a previous one * hasn't been released yet. */ - dev_coredumpv(rtwdev->dev, desc->data, desc->size, GFP_KERNEL); + dev_coredumpv(rtwdev->dev, desc->data, desc->size); } static void rtw_fwcd_free(struct rtw_dev *rtwdev, bool free_self) diff --git a/drivers/net/wireless/realtek/rtw89/ser.c b/drivers/net/wireless/realtek/rtw89/ser.c index 726223f25dc..1a77b7c874b 100644 --- a/drivers/net/wireless/realtek/rtw89/ser.c +++ b/drivers/net/wireless/realtek/rtw89/ser.c @@ -127,7 +127,7 @@ static void rtw89_ser_cd_send(struct rtw89_dev *rtwdev, * will be discarded if a previous one hasn't been released by * framework yet. */ - dev_coredumpv(rtwdev->dev, buf, sizeof(*buf), GFP_KERNEL); + dev_coredumpv(rtwdev->dev, buf, sizeof(*buf)); } static void rtw89_ser_cd_free(struct rtw89_dev *rtwdev, diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c index fddb63cffee..d09e2f4f2f3 100644 --- a/drivers/remoteproc/qcom_q6v5_mss.c +++ b/drivers/remoteproc/qcom_q6v5_mss.c @@ -598,7 +598,7 @@ static void q6v5_dump_mba_logs(struct q6v5 *qproc) data = vmalloc(MBA_LOG_SIZE); if (data) { memcpy(data, mba_region, MBA_LOG_SIZE); - dev_coredumpv(&rproc->dev, data, MBA_LOG_SIZE, GFP_KERNEL); + dev_coredumpv(&rproc->dev, data, MBA_LOG_SIZE); } memunmap(mba_region); } diff --git a/drivers/remoteproc/remoteproc_coredump.c b/drivers/remoteproc/remoteproc_coredump.c index 4b093420d98..cd55c2abd22 100644 --- a/drivers/remoteproc/remoteproc_coredump.c +++ b/drivers/remoteproc/remoteproc_coredump.c @@ -309,7 +309,7 @@ void rproc_coredump(struct rproc *rproc) phdr += elf_size_of_phdr(class); } if (dump_conf == RPROC_COREDUMP_ENABLED) { - dev_coredumpv(&rproc->dev, data, data_size, GFP_KERNEL); + dev_coredumpv(&rproc->dev, data, data_size); return; } @@ -318,7 +318,7 @@ void rproc_coredump(struct rproc *rproc) dump_state.header = data; init_completion(&dump_state.dump_done); - dev_coredumpm(&rproc->dev, NULL, &dump_state, data_size, GFP_KERNEL, + dev_coredumpm(&rproc->dev, NULL, &dump_state, data_size, rproc_coredump_read, rproc_coredump_free); /* @@ -449,7 +449,7 @@ void rproc_coredump_using_sections(struct rproc *rproc) } if (dump_conf == RPROC_COREDUMP_ENABLED) { - dev_coredumpv(&rproc->dev, data, data_size, GFP_KERNEL); + dev_coredumpv(&rproc->dev, data, data_size); return; } @@ -458,7 +458,7 @@ void rproc_coredump_using_sections(struct rproc *rproc) dump_state.header = data; init_completion(&dump_state.dump_done); - dev_coredumpm(&rproc->dev, NULL, &dump_state, data_size, GFP_KERNEL, + dev_coredumpm(&rproc->dev, NULL, &dump_state, data_size, rproc_coredump_read, rproc_coredump_free); /* Wait until the dump is read and free is called. Data is freed diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h index 22fabdeed29..b41850366bc 100644 --- a/include/drm/drm_print.h +++ b/include/drm/drm_print.h @@ -162,7 +162,7 @@ struct drm_print_iterator { * void makecoredump(...) * { * ... - * dev_coredumpm(dev, THIS_MODULE, data, 0, GFP_KERNEL, + * dev_coredumpm(dev, THIS_MODULE, data, 0, * coredump_read, ...) * } * diff --git a/include/linux/devcoredump.h b/include/linux/devcoredump.h index c008169ed2c..c7d840d824c 100644 --- a/include/linux/devcoredump.h +++ b/include/linux/devcoredump.h @@ -52,27 +52,26 @@ static inline void _devcd_free_sgtable(struct scatterlist *table) #ifdef CONFIG_DEV_COREDUMP -void dev_coredumpv(struct device *dev, void *data, size_t datalen, - gfp_t gfp); +void dev_coredumpv(struct device *dev, void *data, size_t datalen); void dev_coredumpm(struct device *dev, struct module *owner, - void *data, size_t datalen, gfp_t gfp, + void *data, size_t datalen, ssize_t (*read)(char *buffer, loff_t offset, size_t count, void *data, size_t datalen), void (*free)(void *data)); void dev_coredumpsg(struct device *dev, struct scatterlist *table, - size_t datalen, gfp_t gfp); + size_t datalen); #else static inline void dev_coredumpv(struct device *dev, void *data, - size_t datalen, gfp_t gfp) + size_t datalen) { vfree(data); } static inline void dev_coredumpm(struct device *dev, struct module *owner, - void *data, size_t datalen, gfp_t gfp, + void *data, size_t datalen, ssize_t (*read)(char *buffer, loff_t offset, size_t count, void *data, size_t datalen), void (*free)(void *data)) @@ -81,7 +80,7 @@ dev_coredumpm(struct device *dev, struct module *owner, } static inline void dev_coredumpsg(struct device *dev, struct scatterlist *table, - size_t datalen, gfp_t gfp) + size_t datalen) { _devcd_free_sgtable(table); } diff --git a/sound/soc/intel/avs/apl.c b/sound/soc/intel/avs/apl.c index b8e2b23c9f6..1ff57f1a483 100644 --- a/sound/soc/intel/avs/apl.c +++ b/sound/soc/intel/avs/apl.c @@ -164,7 +164,7 @@ static int apl_coredump(struct avs_dev *adev, union avs_notify_msg *msg) } while (offset < msg->ext.coredump.stack_dump_size); exit: - dev_coredumpv(adev->dev, dump, dump_size, GFP_KERNEL); + dev_coredumpv(adev->dev, dump, dump_size); return 0; } diff --git a/sound/soc/intel/avs/skl.c b/sound/soc/intel/avs/skl.c index bda5ec7510f..3413162768d 100644 --- a/sound/soc/intel/avs/skl.c +++ b/sound/soc/intel/avs/skl.c @@ -88,7 +88,7 @@ static int skl_coredump(struct avs_dev *adev, union avs_notify_msg *msg) return -ENOMEM; memcpy_fromio(dump, avs_sram_addr(adev, AVS_FW_REGS_WINDOW), AVS_FW_REGS_SIZE); - dev_coredumpv(adev->dev, dump, AVS_FW_REGS_SIZE, GFP_KERNEL); + dev_coredumpv(adev->dev, dump, AVS_FW_REGS_SIZE); return 0; } diff --git a/sound/soc/intel/catpt/dsp.c b/sound/soc/intel/catpt/dsp.c index 346bec00030..d2afe9ff1e3 100644 --- a/sound/soc/intel/catpt/dsp.c +++ b/sound/soc/intel/catpt/dsp.c @@ -539,7 +539,7 @@ int catpt_coredump(struct catpt_dev *cdev) pos += CATPT_DMA_REGS_SIZE; } - dev_coredumpv(cdev->dev, dump, dump_size, GFP_KERNEL); + dev_coredumpv(cdev->dev, dump, dump_size); return 0; }