lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Wed, 29 Nov 2017 10:17:13 +0000
From:   Johannes Weiner <>
To:     Shakeel Butt <>
Cc:     Huang Ying <>,
        Vladimir Davydov <>,
        Michal Hocko <>,
        Greg Thelen <>,
        Andrew Morton <>,,,,
Subject: Re: [PATCH] mm, memcg: fix mem_cgroup_swapout() for THPs

On Tue, Nov 28, 2017 at 08:19:41AM -0800, Shakeel Butt wrote:
> The commit d6810d730022 ("memcg, THP, swap: make mem_cgroup_swapout()
> support THP") changed mem_cgroup_swapout() to support transparent huge
> page (THP). However the patch missed one location which should be
> changed for correctly handling THPs. The resulting bug will cause the
> memory cgroups whose THPs were swapped out to become zombies on
> deletion.
> Fixes: d6810d730022 ("memcg, THP, swap: make mem_cgroup_swapout() support THP")
> Signed-off-by: Shakeel Butt <>
> Cc:

Acked-by: Johannes Weiner <>

Powered by blists - more mailing lists