From: Andrew Morton <akpm@linux-foundation.org>
To: Dan <metalifloyd@gmail.com>
Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org
Subject: Re: PROBLEM: SATA AHCI driver significant throughput loss in 2.6.22-rc5-g75154f40-dirty
Date: Sat, 30 Jun 2007 00:57:47 -0700 [thread overview]
Message-ID: <20070630005747.9bc9ba40.akpm@linux-foundation.org> (raw)
In-Reply-To: <439fa30706262117u2d5553dfp8395c6ca41574a8c@mail.gmail.com>
On Wed, 27 Jun 2007 00:17:24 -0400 Dan <metalifloyd@gmail.com> wrote:
> Something changed with the AHCI SATA driver in the latest git version.
> With 2.6.21 I get ~49MB/sec according to hdparm. Using the latest git
> version I only get ~8MB/sec. I've attached my .config and have
> included some info about my system below. Please let me know if you
> need more information or if I can help test anything.
>
> Lenovo Thinkpad T60p
Until we know how widespread this damage is, we'd need to consider this
a blocking bug.
Are you able (as a matter of some urgency) to run a git bisection
search to identify the offending commit?
Thanks.
next prev parent reply other threads:[~2007-06-30 7:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <439fa30706262117u2d5553dfp8395c6ca41574a8c@mail.gmail.com>
2007-06-29 13:36 ` PROBLEM: SATA AHCI driver significant throughput loss in 2.6.22-rc5-g75154f40-dirty Michal Piotrowski
2007-07-03 8:24 ` Tejun Heo
2007-06-30 7:57 ` Andrew Morton [this message]
2007-07-01 16:56 ` Dan
2007-07-01 17:33 ` Ray Lee
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