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From: Kevin Wolf <kwolf@redhat.com>
To: Christoph Hellwig <hch@lst.de>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] ide: set WCACHE supported in IDENTIFY data
Date: Fri, 08 Oct 2010 14:03:55 +0200	[thread overview]
Message-ID: <4CAF08AB.4070205@redhat.com> (raw)
In-Reply-To: <20101004132941.GA26834@lst.de>

Am 04.10.2010 15:29, schrieb Christoph Hellwig:
> ATA does not only have the WCACHE enabled bit in identify word 85, but also
> a WCACHE supported bit in word 82.  While the Linux kernel is fine with the
> latter at least hdparm also needs the former before correctly displaying
> the cache settings.  There's also a non-zero chance other operating systems
> are more picky in their volatile write cache detection.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Thanks, applied to the block branch.

Kevin

      reply	other threads:[~2010-10-08 12:03 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-04 13:29 [Qemu-devel] [PATCH] ide: set WCACHE supported in IDENTIFY data Christoph Hellwig
2010-10-08 12:03 ` Kevin Wolf [this message]

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