Re: [RFT] major libata update

[Tejun Heo <htejun@gmail.com>]

Jeff Garzik wrote:
> Tejun Heo wrote:
> > Jeff Garzik wrote:
> > > Tomasz Torcz wrote:
> > > > On Mon, May 15, 2006 at 01:00:06PM -0400, Jeff Garzik wrote:
> > > > > After much development and review, I merged a massive pile of libata
> > > > > patches from Tejun Heo and Albert Lee.  This update contains the
> > > > > following major libata
> > > >
> > > >   Any plans to merge http://home-tj.org/wiki/index.php/Sil_m15w ? Or
> > > > maybe it's merged already?
> > > >   Seagate firmware update seems to be available only for OEMs, so this
> > > > quirk is pretty helpful for end users.
> > >
> > > Its a question of staging.  This still lives in the 'sii-m15w' branch 
> > > of libata-dev.git, but if we throw too many _classes_ of changes into 
> > > the same big lump, then it becomes much more difficult to discern 
> > > which changes caused which failures.
> > >
> > > Since sata_sil has seen several changes, and since the sii-m15w 
> > > problems are so difficult to diagnose properly, its easier to 
> > > separate that out.
> >
> > Are you planning on merging sil_m15w workaround?
>
> Yes, but after 2.6.18.

Cool.

> > FYI, from the first time it was submitted (last summer) till 2.6.16, 
> > it took very little effort to maintain it.  The current big update 
> > would necessitate some changes to it but I don't think it will be too 
> > much work.  My experience says m15w doesn't add too much maintenance 
> > overhead.
>
> Its actively maintained in the 'sii-m15w' branch of libata-dev.git.

I have been maintaining my own.  :)  BTW, with 2.6.16, m15_cxt has to 
move from qc->private_data to ap->private_data.

> > Also, what's the merge plan for hotplug/PM?  Together into 2.6.18?  Or 
> > are we looking further down?
>
> Hotplug is reasonable for 2.6.18, but after that its getting a bit much. 
>  We need to have some reasonable testing points in the midst of all this 
> development :)  I'm happy to maintain an upstream-2.6.19 branch for such 
> things, though.  I use tiered branches anyway.

Good enough for me.  I want to see hotplug in 2.6.18 but link/PM stuff 
can definitely wait for 2.6.19.

--
tejun
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