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HWPOISON: Stop shrinking at right page count
authorAndi Kleen <ak@linux.intel.com>
Tue, 28 Sep 2010 05:37:55 +0000 (07:37 +0200)
committerAndi Kleen <ak@linux.intel.com>
Thu, 7 Oct 2010 07:47:10 +0000 (09:47 +0200)
commit47f43e7efadacc627f325aba64c6a547de0926db
treee83afbf6be4f594d6f0cd1bf815e9469d4a14f18tree | snapshot (tar.bz2 tar.gz zip)
parent0d9ee6a2d4a6e92c49e6fa9469e5731d21ee203ecommit | diff
HWPOISON: Stop shrinking at right page count

When we call the slab shrinker to free a page we need to stop at
page count one because the caller always holds a single reference, not zero.

This avoids useless looping over slab shrinkers and freeing too much
memory.

Reviewed-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
mm/memory-failure.c diff | blob | blame | history
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