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SubjectRe: [Stable-review] [166/197] md/raid5: allow for more than 2^31 chunks.


On Thu, 22 Apr 2010, Chuck Ebbert wrote:

> On Thu, 22 Apr 2010 12:10:17 -0700
> Greg KH <gregkh@suse.de> wrote:
>
> > 2.6.32-stable review patch. If anyone has any objections, please let
> > us know.
> >
> > ------------------
> >
> > From: NeilBrown <neilb@suse.de>
> >
> > commit 35f2a591192d0a5d9f7fc696869c76f0b8e49c3d upstream.
> >
> > With many large drives and small chunk sizes it is possible
> > to create a RAID5 with more than 2^31 chunks. Make sure this
> > works.
>
> Causes build failure on i686:
> ERROR: "__umoddi3" [drivers/md/raid456.ko] undefined!
>
> http://lkml.org/lkml/2010/4/22/50

Yeah, that one is definitely not stable material as-is.

Linus


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