linux-kernel - Re: 2.4.x libata resync

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Date:	Sat, 16 Sep 2006 08:38:08 +0200
From:	Willy Tarreau <w@....eu>
To:	Tejun Heo <htejun@...il.com>
Cc:	Tom Mortensen <tmmlkml@...il.com>, linux-kernel@...r.kernel.org,
	jeff@...zik.org
Subject: Re: 2.4.x libata resync

On Sat, Sep 16, 2006 at 03:27:12PM +0900, Tejun Heo wrote:
> Hello,
> 
> Willy Tarreau wrote:
> >On Fri, Sep 15, 2006 at 10:14:07PM -0700, Tom Mortensen wrote:
> >>To Jeff Garzik & others,
> >>I was wondering if there are any plans for another resync of the latest
> >>2.6.x libata changes back into the 2.4.x kernel?
> >
> >When Jeff posted his last version (which got merged), he said that it
> >would be his last work on this backport. I've been regularly checking
> >what has changed in 2.6, because often some bugs are fixed, but I see
> >that the code has considerably evolved since the last resync, and I'm
> >not even sure that those bugfixes are needed for 2.4.
> >
> >A full resync of latest 2.6 would require a considerable effort it seems.
> >Do you encounter any problems right now ? I get very few feedback from
> >SATA users in general.
> 
> I don't think it's gonna happen.  Later libata changes depend on a 
> number of SCSI updates, which in turn are deeply dependent upon new 
> driver model used in 2.6.  So, apart from bug fixes, there won't be 2.4 
> resync.

There are a bunch of small patches in the early 2.6 version which look
like bugfixes, but with non-descriptive comments, so I'm not sure what
they fix. Several of them would apply to 2.4, but I don't want to touch
this area as long as nobody complains about problems.

Regards,
Willy

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