projects / profile / ivi / kernel-x86-ivi.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 5c37602) | patch
powerpc/thp: Use ACCESS_ONCE when loading pmdp
authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Wed, 13 Aug 2014 07:02:02 +0000 (12:32 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 17 Sep 2014 16:19:11 +0000 (09:19 -0700)
commit367136a453ce72a17aa3a32153ccc9cd290f004d
tree1bba9d909e829456d37b91a5acd9f607490fdd33tree | snapshot
parent5c376026185f8068e42318b063bc8cc36efd84adcommit | diff
powerpc/thp: Use ACCESS_ONCE when loading pmdp

commit 7e467245bf5226db34c4b12d3cbacfa2f7a15a8b upstream.

We would get wrong results in compiler recomputed old_pmd. Avoid
that by using ACCESS_ONCE

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/powerpc/mm/hugepage-hash64.c diff | blob | history
Domain: System / Uncategorized;