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Message-ID: <20160524113124.GF8259@dhcp22.suse.cz> Date: Tue, 24 May 2016 13:31:25 +0200 From: Michal Hocko <mhocko@...nel.org> To: Vladimir Davydov <vdavydov@...tuozzo.com> Cc: Andrew Morton <akpm@...ux-foundation.org>, Johannes Weiner <hannes@...xchg.org>, linux-mm@...ck.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH] mm: memcontrol: fix possible css ref leak on oom On Tue 24-05-16 13:05:23, Vladimir Davydov wrote: > On Tue, May 24, 2016 at 11:22:02AM +0200, Michal Hocko wrote: [...] > > you think about the following? I will cook up a full patch if this > > (untested) looks ok. > > It won't work for most filesystems as they define custom ->readpages. I > wonder if it'd be OK to patch them all not to trigger oom. readpages is mostly a wrapper for mpage_readpages so I guess this wouldn't be a big deal. -- Michal Hocko SUSE Labs
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