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SubjectRe: [PATCH 2/2] mm: do not loop over ALLOC_NO_WATERMARKS without triggering reclaim
On Wed 18-11-15 10:11:01, Michal Hocko wrote:
> Besides that I fail to see why a work item would ever
> want to set PF_MEMALLOC for legitimate reasons. I have done a quick git
> grep over the tree and there doesn't seem to be any user.

OK, I have missed one case. xfs_btree_split_worker is really setting
PF_MEMALLOC from the worker context basically to inherit the flag from
kswapd. This is a legitimate use but it doesn't affect the allocation
path so it is not related to this discussion.
--
Michal Hocko
SUSE Labs


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