Re: [patch 04/12] mm: memcontrol: retry reclaim for oom-disabled and __GFP_NOFAIL charges

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On Tue, Jun 17, 2014 at 03:53:44PM +0200, Michal Hocko wrote:
> On Mon 16-06-14 15:54:24, Johannes Weiner wrote:
> > There is no reason why oom-disabled and __GFP_NOFAIL charges should
> > try to reclaim only once when every other charge tries several times
> > before giving up.  Make them all retry the same number of times.
> 
> OK, this makes sense for oom-disabled and __GFP_NOFAIL but does it make
> sense to do additional reclaim for tasks with fatal_signal_pending?
> 
> It is little bit unexpected, because we bypass if the condition happens
> before the reclaim but then we ignore it.

"mm: memcontrol: rearrange charging fast path", moves the pending
signal check inside the retry block, right before reclaim.
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