[Lsf-pc] [LSF/MM TOPIC] few MM topics

Michal Hocko mhocko at kernel.org
Thu Feb 1 07:46:55 PST 2018


On Thu 01-02-18 10:41:26, Dave Chinner wrote:
> On Wed, Jan 31, 2018 at 09:24:38PM +0100, Michal Hocko wrote:
[...]
> > This would both document the context
> > and also limit NOFS allocations to bare minumum.
> 
> Yup, most of XFS already uses implicit GFP_NOFS allocation calls via
> the transaction context process flag manipulation.

Yeah, xfs is in quite a good shape. There are still around 40+ KM_NOFS
users. Are there any major obstacles to remove those? Or is this just
"send patches" thing.

Compare that to
$ git grep GFP_NOFS -- fs/btrfs/ | wc -l
272
-- 
Michal Hocko
SUSE Labs



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