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SubjectRe: patch sata_nv-disable-hardreset-for-generic.patch added to 2.6.26-stable tree
Greg KH wrote:
>>> From 2fd673ecf0378ddeeeb87b3605e50212e0c0ddc6 Mon Sep 17 00:00:00 2001
>>> From: Tejun Heo <tj@kernel.org>
>>> Date: Fri, 29 Aug 2008 16:13:12 +0200
>>> Subject: sata_nv: disable hardreset for generic
>>>
>>> From: Tejun Heo <tj@kernel.org>
>>>
>>> commit 2fd673ecf0378ddeeeb87b3605e50212e0c0ddc6 upstream
>>>
>>> of them being unifying probing, hotplug and EH reset paths uniform.
>>> Previously, broken hardreset could go unnoticed as it wasn't used
>>> during probing but when something goes wrong or after hotplug the
>>> problem will surface and bite hard.
>>>
>>> OSDL bug 11195 reports that sata_nv generic flavor falls into this
>>> category. Hardreset itself succeeds but PHY stays offline after
>>> hardreset. I tried longer debounce timing but the result was the
>>> same.
>>>
>>> http://bugzilla.kernel.org/show_bug.cgi?id=11195
>>>
>>> So, it seems we'll have to drop hardreset from the generic flavor.
>>>
>>> Signed-off-by: Tejun Heo <tj@kernel.org>
>>> Cc: Peer Chen <pchen@nvidia.com>
>>> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
>>> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
>> On 2.6.26.5 + the pending stable queue applied, this patch results in lots
>> of noise in my syslog (full gzipped dmesg with and without this patch
>> attached):
>
> This patch has been removed from the stable queue, so it shouldn't be an
> issue anymore, right?

It's currently a mess. Please take a look at the following message for
the whole story.

http://article.gmane.org/gmane.linux.ide/34942

It's interesting how they fixed hardreset of the chipset step-by-step. :-(

Thanks.

--
tejun


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