From patchwork Wed Sep 20 13:54:37 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Damien Le Moal X-Patchwork-Id: 724781 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 7568CCE79CE for ; Wed, 20 Sep 2023 13:56:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236635AbjITN4R (ORCPT ); Wed, 20 Sep 2023 09:56:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35812 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236633AbjITNzk (ORCPT ); Wed, 20 Sep 2023 09:55:40 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B18D0102; Wed, 20 Sep 2023 06:55:21 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B3B17C433CA; Wed, 20 Sep 2023 13:55:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695218121; bh=QR1FPDCpadwYIq8XjwF9AmIVt+FdgGuwR2Y++wP+wOM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TZVhSJyKpUZj/8fcN4rhZT4eikPCJOqp52QCmTpSBBikA+ahUvpe7oiqzZoxHwJBV KDv1AheK0NOV0RXI4PUADAdpikJAjIAfB/3ygq0hWdWYmFXwg/FUmT2u84y5PWpq86 Eqvz0YOSQLS0A+tenCwj01BHTm8RH9MbpaEV0yeLXdXNz7K0xlUYxKCgRC7rJ7Kv/K 9yMbf+LHhCbLEbxsZ6+08etOT902qwTdhHrWkWBbtQvitTE4ZGvkaYrJPMitRzwhsE uqmETkRCv4BuAUHdLgA/scfCXoAiH0WW+I+en5KDlh36SLTwA8p1dbG+0xWL0tB990 oZZBwFQdEATSA== From: Damien Le Moal To: linux-ide@vger.kernel.org Cc: linux-scsi@vger.kernel.org, "Martin K . Petersen" , John Garry , Rodrigo Vivi , Paul Ausbeck , Kai-Heng Feng , Joe Breuer , Geert Uytterhoeven , Chia-Lin Kao Subject: [PATCH v4 21/23] ata: libata-eh: Improve reset error messages Date: Wed, 20 Sep 2023 22:54:37 +0900 Message-ID: <20230920135439.929695-22-dlemoal@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230920135439.929695-1-dlemoal@kernel.org> References: <20230920135439.929695-1-dlemoal@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Some drives are really slow to spinup on resume, resulting is a very slow response to COMRESET and to error messages such as: ata1: COMRESET failed (errno=-16) ata1: link is slow to respond, please be patient (ready=0) ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300) ata1.00: configured for UDMA/133 Given that the slowness of the response is indicated with the message "link is slow to respond..." and that resets are retried until the device is detected as online after up to 1min (ata_eh_reset_timeouts), there is no point in printing the "COMRESET failed" error message. Let's not scare the user with non fatal errors and only warn about reset failures in ata_eh_reset() when all reset retries have been exhausted. Signed-off-by: Damien Le Moal Reviewed-by: Hannes Reinecke Tested-by: Chia-Lin Kao (AceLan) --- drivers/ata/libata-eh.c | 2 ++ drivers/ata/libata-sata.c | 1 - 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 5686353e442c..67387d602735 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -2909,6 +2909,8 @@ int ata_eh_reset(struct ata_link *link, int classify, */ if (ata_is_host_link(link)) ata_eh_thaw_port(ap); + ata_link_warn(link, "%s failed\n", + reset == hardreset ? "hardreset" : "softreset"); goto out; } diff --git a/drivers/ata/libata-sata.c b/drivers/ata/libata-sata.c index 83a9497e48e1..b6656c287175 100644 --- a/drivers/ata/libata-sata.c +++ b/drivers/ata/libata-sata.c @@ -621,7 +621,6 @@ int sata_link_hardreset(struct ata_link *link, const unsigned int *timing, /* online is set iff link is online && reset succeeded */ if (online) *online = false; - ata_link_err(link, "COMRESET failed (errno=%d)\n", rc); } return rc; }