From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E0114C433F5 for ; Mon, 15 Nov 2021 23:57:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BF3A963253 for ; Mon, 15 Nov 2021 23:57:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242732AbhKPAAf (ORCPT ); Mon, 15 Nov 2021 19:00:35 -0500 Received: from mail.kernel.org ([198.145.29.99]:52070 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356700AbhKOX4u (ORCPT ); Mon, 15 Nov 2021 18:56:50 -0500 Received: by mail.kernel.org (Postfix) with ESMTPS id BDF8061AFD for ; Mon, 15 Nov 2021 23:53:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637020434; bh=oiBNGtTCTKyRkb03qtzC8fozskbZu1sL82Crtn44vi8=; h=From:To:Subject:Date:In-Reply-To:References:From; b=jfPFaedAwFjywaN5SVTn0pAZ5zqMgFFGtLpy6mZuGYXNflSF0gU921Wvi9fnd7YaS 1Rur/Fb0MR2n7mEb6pkuQ79RXB6AUrkNEJiA7WDL1rTBPYDJvPteH6S4R7DfUtB3oH /P61weKXJisPLhaPo/p8IuqnQWVr842ZV78CJQJXM4D0dJPkdUc2BEG4M45teFhqoM qkKLuicM7P//GS867uooifthqyXB9KPK/k8fi+X8A9R3qhgrgGd5xhQsdEa+4eCcNu lGEYNH+ryeasg53kLxQgA5cTkCudWGZHN7R6S1fHVDhYp05UD66/CMswrs4ppGifh+ dkI/S12jCEQKg== From: bugzilla-daemon@bugzilla.kernel.org To: linux-scsi@vger.kernel.org Subject: [Bug 214967] mvsas not detecting some disks Date: Mon, 15 Nov 2021 23:53:54 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo scsi_drivers-other@kernel-bugs.osdl.org X-Bugzilla-Product: SCSI Drivers X-Bugzilla-Component: Other X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: mgperkow@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: scsi_drivers-other@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=3D214967 --- Comment #8 from Matthew Perkowski (mgperkow@gmail.com) --- (In reply to Damien Le Moal from comment #6) > (In reply to Bart Van Assche from comment #5) > > On 11/15/21 2:34 PM, bugzilla-daemon@bugzilla.kernel.org wrote: > > > https://bugzilla.kernel.org/show_bug.cgi?id=3D214967 > > >=20 > > > --- Comment #4 from Matthew Perkowski (mgperkow@gmail.com) --- > > > Bisection has identified commit 2360fa1812cd77e1de13d3cca789fbd23462b= 651 > as > > > the > > > origin of the issue. >=20 > Hmm... It seems very strange that this patch creates the problem. Even wi= th > a bug, the worst that could happen is failing to detect NCQ priority supp= ort. >=20 > The problem is likely related to the errors "ata14.00: Read log page 0x08 > failed, Emask 0x1" which come from the kernel trying to access a non > existent log page (IDENTIFY DEVICE data log), which is tried when probing > for NCQ priority support. >=20 > libata ignores this error, not enabling the feature that was being probed. > The mvsas driver may not. >=20 > I posted a patch yesterday to prevent such access to log pages not suppor= ted > by the device. See: >=20 > https://lore.kernel.org/linux-ide/20211115060559.232835-1-damien. > lemoal@opensource.wdc.com/ >=20 > Can you try these ? >=20 >=20 > >=20 > > This commit: 2360fa1812cd ("libata: cleanup NCQ priority handling")? > >=20 > > Damien, can you take a look? I will try rebuilding with the patches at my first opportunity and report b= ack. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=