From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Suman Tripathi <stripathi@apm.com>,
olof@lixom.net, tj@kernel.org, arnd@arndb.de
Cc: linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
mlangsdo@redhat.com, jcm@redhat.com, patches@apm.com
Subject: Re: [PATCH v1] ahci_xgene: Fix the dma state machine lockup for the ATA_CMD_SMART PIO mode command.
Date: Mon, 02 Feb 2015 13:47:28 +0300 [thread overview]
Message-ID: <54CF55C0.5080404@cogentembedded.com> (raw)
In-Reply-To: <1422872328-16700-2-git-send-email-stripathi@apm.com>
Hello.
On 2/2/2015 1:18 PM, Suman Tripathi wrote:
> This patch addresses the issue with ATA_CMD_SMART pio mode
> command for enumeration and device detection with ATA devices.
> The X-Gene AHCI controller has an errata in which it cannot clear
> the BSY bit after the PIO setup FIS. The dma state machine enters
> CMFatalErrorUpdate state and locks up. It is the same issue as
> in the patch(Commit ID : 2a0bdff6b958d1b2523d2754b6cd5e0ea4053016).
Just "in the commit 2a0bdff6b958d1b2523d2754b6cd5e0ea4053016". And you
also need to specify the commit's summary line in parens.
> Signed-off-by: Suman Tripathi <stripathi@apm.com>
WBR, Sergei
WARNING: multiple messages have this Message-ID (diff)
From: sergei.shtylyov@cogentembedded.com (Sergei Shtylyov)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v1] ahci_xgene: Fix the dma state machine lockup for the ATA_CMD_SMART PIO mode command.
Date: Mon, 02 Feb 2015 13:47:28 +0300 [thread overview]
Message-ID: <54CF55C0.5080404@cogentembedded.com> (raw)
In-Reply-To: <1422872328-16700-2-git-send-email-stripathi@apm.com>
Hello.
On 2/2/2015 1:18 PM, Suman Tripathi wrote:
> This patch addresses the issue with ATA_CMD_SMART pio mode
> command for enumeration and device detection with ATA devices.
> The X-Gene AHCI controller has an errata in which it cannot clear
> the BSY bit after the PIO setup FIS. The dma state machine enters
> CMFatalErrorUpdate state and locks up. It is the same issue as
> in the patch(Commit ID : 2a0bdff6b958d1b2523d2754b6cd5e0ea4053016).
Just "in the commit 2a0bdff6b958d1b2523d2754b6cd5e0ea4053016". And you
also need to specify the commit's summary line in parens.
> Signed-off-by: Suman Tripathi <stripathi@apm.com>
WBR, Sergei
next prev parent reply other threads:[~2015-02-02 10:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-02 10:18 [PATCH v1] Fix the dma state machine lockup for the ATA_CMD_SMART PIO mode command Suman Tripathi
2015-02-02 10:18 ` [PATCH v1] ahci_xgene: " Suman Tripathi
2015-02-02 10:47 ` Sergei Shtylyov [this message]
2015-02-02 10:47 ` Sergei Shtylyov
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