Re: [RFC -v2 7/8] btrfs: Prevent from early transaction abort

From: Michal Hocko
Date: Tue Aug 18 2015 - 13:29:22 EST


On Tue 18-08-15 13:11:44, Chris Mason wrote:
> On Tue, Aug 18, 2015 at 12:40:32PM +0200, Michal Hocko wrote:
> > From: Michal Hocko <mhocko@xxxxxxxx>
> >
> > Btrfs relies on GFP_NOFS allocation when commiting the transaction but
> > since "mm: page_alloc: do not lock up GFP_NOFS allocations upon OOM"
> > those allocations are allowed to fail which can lead to a pre-mature
> > transaction abort:
>
> I can either put the btrfs nofail ones on my pull for Linus, or you can
> add my sob and send as one unit. Just let me know how you'd rather do
> it.

OK, I will rephrase the changelogs (tomorrow) to not refer to an
unmerged patch and would appreciate if you can take them and route them
through your tree. I will then drop them from my pile.

Thanks.
--
Michal Hocko
SUSE Labs
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