Re: [stable] [PATCH -stable 2.6.28.x] sg: avoid blk_put_request/blk_rq_unmap_user in interrupt

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On Wed, Feb 11, 2009 at 10:24:56AM -0500, James Bottomley wrote:
> On Tue, 2009-02-10 at 22:05 -0800, Greg KH wrote:
> > On Wed, Feb 11, 2009 at 02:50:18PM +0900, FUJITA Tomonori wrote:
> > > This patch is against 2.6.28.x, fixes a regression from 2.6.27.
> > > 
> > > This is the modified version of the following patch that is planed to
> > > merged into 2.6.30-rc1 in scsi-misc tree:
> > > 
> > > http://git.kernel.org/?p=linux/kernel/git/jejb/scsi-misc-2.6.git;a=commit;h=b35fe25ae156830f85a305afaba837b084458e7a
> > > 
> > > scsi-misc tree has other patches to fix sg oops so the above patch
> > > can't be cleanly applied to 2.6.28.x. These patches are too large for
> > > 2.6.28.x (needs more testings) so sg in 2.6.28.x still has the oops
> > > bugs for now even with this patch. I expect that these patches will go
> > > into stable trees too after 2.6.30-rc1 (that is, after more people
> > > test them).
> > 
> > What about 2.6.29?  If it still has this problem as well, why not get
> > this patch into that tree now?  Then it can go into the -stable trees.
> > As it is, I can't take a patch in the .28.y or .27.y trees that is not
> > in Linus's tree.
> > 
> > confused,
> 
> Sorry my fault ... this is a risky change, so we're going to incubate in
> misc first, then place in the merge window, then backport to stable.  If
> nothing turns up in linux-next, I could move across to rc-fixes and send
> upstream earlier ...  I was just wary of the depth of testing in
> linux-next.

Ok, please let stable@xxxxxxxxxx know when it goes into Linus's tree and
what needs to be added to the older kernel trees.

thanks,

greg k-h
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