From patchwork Wed Sep 27 14:18:26 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: 13400950 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 ABC61E80AB9 for ; Wed, 27 Sep 2023 14:19:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232237AbjI0OTt (ORCPT ); Wed, 27 Sep 2023 10:19:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51550 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232159AbjI0OTK (ORCPT ); Wed, 27 Sep 2023 10:19:10 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3647619A; Wed, 27 Sep 2023 07:19:07 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 78D48C433C8; Wed, 27 Sep 2023 14:19:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695824346; bh=ivSqt8eYECZ8WOxEKDAq1kGxxTWXRhFriR2bEOYAGzA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aTRZCKwBLcsiaL4Tik8f751GM38ajk4zuqBWHA6SBC+Lju3ZGYL45PiWe1k9Ockbl r/wl51sounotTPX/07PAG50xwxcw0NNWwaZEeTpulW4y4FZ+CAFmJsKHUE5l+yDEmK Uh6Ucxe4Jqz6HnAP8YVM7ErX77/M4T2f39cPjl4xHY4x07O0ruCC+srOHJp0ojnpiD dGOG7+J2UDlTF2L+xH3M8+YFGS7y9D7LlyQsXpeZbdmuvjHgNoZ3gL/pXVduVx0Fop Aw+youhSfP7TeyU4QjbP9wG0mkORQqQlATMR/kf1j1amAMs6gBO4iAdRiGlDHVTWmS ymY63Xsgu8G+w== 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 v8 21/23] ata: libata-eh: Improve reset error messages Date: Wed, 27 Sep 2023 23:18:26 +0900 Message-ID: <20230927141828.90288-22-dlemoal@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230927141828.90288-1-dlemoal@kernel.org> References: <20230927141828.90288-1-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) Tested-by: Geert Uytterhoeven Reviewed-by: Martin K. Petersen --- 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; }