lkml.org 
[lkml]   [2019]   [Feb]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH] mm: Fix the pgtable leak
    On Wed, Feb 13, 2019 at 01:03:30PM +0100, Michal Hocko wrote:
    > On Wed 13-02-19 20:29:00, Minchan Kim wrote:
    > > [1] was backported to v4.9 stable tree but it introduces pgtable
    > > memory leak because with fault retrial, preallocated pagetable
    > > could be leaked in second iteration.
    > > To fix the problem, this patch backport [2].
    > >
    > > [1] 5cf3e5ff95876, mm, memcg: fix reclaim deadlock with writeback
    > > [2] b0b9b3df27d10, mm: stop leaking PageTables
    > >
    > > Fixes: 5cf3e5ff95876 ("mm, memcg: fix reclaim deadlock with writeback")
    > > Cc: Johannes Weiner <hannes@cmpxchg.org>
    > > Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
    > > Cc: Michal Hocko <mhocko@suse.com>
    > > Cc: Andrew Morton <akpm@linux-foundation.org>
    > > Cc: Hugh Dickins <hughd@google.com>
    > > Cc: Liu Bo <bo.liu@linux.alibaba.com>
    > > Cc: <stable@vger.kernel.org> [4.9]
    > > Signed-off-by: Minchan Kim <minchan@kernel.org>
    >
    > Thanks for catching this dependency. Do I assume it correctly that this
    > is stable-4.9 only?

    I have no idea how I could find it automatically that a stable patch of
    linus tree is spread out with several stable trees(Hope Greg has an
    answer). I just checked 4.4 longterm kernel and couldn't find it in there.

    Thanks.

    \
     
     \ /
      Last update: 2019-02-13 13:12    [W:3.621 / U:0.012 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site