From: Jeff Garzik <jgarzik@pobox.com>
To: Mark Lord <liml@rtr.ca>
Cc: IDE/ATA development list <linux-ide@vger.kernel.org>
Subject: Re: [PATCH #upstream-fixes] sata_mv fix MSI irq race condition
Date: Fri, 13 Mar 2009 14:57:49 -0400 [thread overview]
Message-ID: <49BAACAD.4090707@pobox.com> (raw)
In-Reply-To: <49B6CD83.1020904@rtr.ca>
Mark Lord wrote:
> Fix a (rare) race condition in mv_interrupt() when using MSI.
>
> The value of hpriv->main_irq_mask_addr can change on on the fly,
> and without this patch we could end up writing back a stale copy
> to the hardware.
>
> Signed-off-by: Mark Lord <mlord@pobox.com>
> --
>
> ** This is required for 2.6.29 and beyond ***
applied
prev parent reply other threads:[~2009-03-13 18:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-10 20:28 [PATCH #upstream-fixes] sata_mv fix MSI irq race condition Mark Lord
2009-03-13 18:57 ` Jeff Garzik [this message]
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