Re: [PATCH for 3.2.34] memcg: do not trigger OOM fromadd_to_page_cache_locked

From: Michal Hocko
Date: Mon Dec 17 2012 - 14:55:14 EST

On Mon 17-12-12 19:23:01, azurIt wrote:
> >[Ohh, I am really an idiot. I screwed the first patch]
> >- bool oom = true;
> >+ bool oom = !(gfp_mask | GFP_MEMCG_NO_OOM);
> >
> >Which obviously doesn't work. It should read !(gfp_mask &GFP_MEMCG_NO_OOM).
> > No idea how I could have missed that. I am really sorry about that.
> :D no problem :) so, now it should really work as expected and
> completely fix my original problem?

It should mitigate the problem. The real fix shouldn't be that specific
(as per discussion in other thread). The chance this will get upstream
is not big and that means that it will not get to the stable tree

> is it safe to apply it on 3.2.35?

I didn't check what are the differences but I do not think there is
anything to conflict with it.

> Thank you very much!


Michal Hocko
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