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| author | Wanpeng Li <liwanp@linux.vnet.ibm.com> | 2014-01-23 15:53:21 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-23 16:36:52 -0800 |
| commit | baae911b27b8dbee6830f4e3ef0fcf4dc8e9c07b (patch) | |
| tree | 62613c68782e345d16d8a170dc12884f853e8231 /mm/migrate.c | |
| parent | c980e66a556659f14da2294e1fc696e1352b5d00 (diff) | |
| download | op-kernel-dev-baae911b27b8dbee6830f4e3ef0fcf4dc8e9c07b.zip op-kernel-dev-baae911b27b8dbee6830f4e3ef0fcf4dc8e9c07b.tar.gz | |
sched/numa: fix setting of cpupid on page migration twice
Commit 7851a45cd3f6 ("mm: numa: Copy cpupid on page migration") copiess
over the cpupid at page migration time. It is unnecessary to set it
again in migrate_misplaced_transhuge_page().
Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/migrate.c')
| -rw-r--r-- | mm/migrate.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/mm/migrate.c b/mm/migrate.c index 4b3996e..734704f 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -1753,8 +1753,6 @@ int migrate_misplaced_transhuge_page(struct mm_struct *mm, if (!new_page) goto out_fail; - page_cpupid_xchg_last(new_page, page_cpupid_last(page)); - isolated = numamigrate_isolate_page(pgdat, page); if (!isolated) { put_page(new_page); |
