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| author | Mel Gorman <mgorman@suse.de> | 2015-02-12 14:58:35 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-12 18:54:08 -0800 |
| commit | e944fd67b625c02bda4a78ddf85e413c5e401474 (patch) | |
| tree | 73430e339d1d27b315b3789bc0a271882ecf9174 /arch/openrisc | |
| parent | 21d9ee3eda7792c45880b2f11bff8e95c9a061fb (diff) | |
| download | op-kernel-dev-e944fd67b625c02bda4a78ddf85e413c5e401474.zip op-kernel-dev-e944fd67b625c02bda4a78ddf85e413c5e401474.tar.gz | |
mm: numa: do not trap faults on the huge zero page
Faults on the huge zero page are pointless and there is a BUG_ON to catch
them during fault time. This patch reintroduces a check that avoids
marking the zero page PAGE_NONE.
Signed-off-by: Mel Gorman <mgorman@suse.de>
Cc: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Dave Jones <davej@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Kirill Shutemov <kirill.shutemov@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/openrisc')
0 files changed, 0 insertions, 0 deletions
