From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Hugh Dickins <hugh@veritas.com>,
Andrew Morton <akpm@linux-foundation.org>,
Jeff Garzik <jeff@garzik.org>,
Alan Stern <stern@rowland.harvard.edu>,
linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org,
linux-scsi <linux-scsi@vger.kernel.org>
Subject: Re: [PATCH rc8-mm1] hotfix libata-scsi corruption
Date: Tue, 22 Jan 2008 22:12:14 +0000 [thread overview]
Message-ID: <20080122221214.1c825949@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <1201022985.3210.24.camel@localhost.localdomain>
> However, I'd like to see if we can track the problem through the SG_IO
> direct path ... how many adjacent page bytes are corrupt? Just a few or
> a large number (I'm wondering if it's an off by one or off by alignment
> type bug)?
Which ATA controller is involved - in theory ATA DMA is byte aligned safe
(or dword anyway) in practice I don't know if we've ever tested the non
512 byte aligned case historically for ATA just ATAPI ?
Alan
next prev parent reply other threads:[~2008-01-22 22:14 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-22 17:11 Hugh Dickins
2008-01-22 17:29 ` James Bottomley
2008-01-22 18:36 ` Hugh Dickins
2008-01-22 19:43 ` James Bottomley
2008-01-22 20:20 ` Hugh Dickins
2008-01-22 22:12 ` James Bottomley
2008-01-22 22:59 ` Hugh Dickins
2008-01-22 23:19 ` James Bottomley
2008-01-22 23:58 ` Matt Mackall
2008-01-22 20:32 ` Jeff Garzik
2008-01-22 23:00 ` James Bottomley
2008-01-22 22:12 ` Alan Cox [this message]
2008-01-22 22:41 ` Hugh Dickins
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