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| author |   Hugh Dickins <hughd@google.com> | 2013-02-22 16:35:14 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-23 17:50:19 -0800 |
| commit | 9c620e2bc5aa4256c102ada34e6c76204ed5898b (patch) | |
| tree | 667dc829d7c5fa0261658fa6488f67cbd52bfb7e /mm/page_alloc.c | |
| parent | ksm: enable KSM page migration (diff) | |
| download | linux-dev-9c620e2bc5aa4256c102ada34e6c76204ed5898b.tar.xz linux-dev-9c620e2bc5aa4256c102ada34e6c76204ed5898b.zip | |
mm: remove offlining arg to migrate_pages
No functional change, but the only purpose of the offlining argument to
migrate_pages() etc, was to ensure that __unmap_and_move() could migrate a
KSM page for memory hotremove (which took ksm_thread_mutex) but not for
other callers. Now all cases are safe, remove the arg.
Signed-off-by: Hugh Dickins <hughd@google.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Petr Holasek <pholasek@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Izik Eidus <izik.eidus@ravellosystems.com>
Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
| -rw-r--r-- | mm/page_alloc.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 445718b328b6..64c83a8c3220 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6084,10 +6084,8 @@ static int __alloc_contig_migrate_range(struct compact_control *cc, &cc->migratepages); cc->nr_migratepages -= nr_reclaimed; - ret = migrate_pages(&cc->migratepages, - alloc_migrate_target, - 0, false, MIGRATE_SYNC, - MR_CMA); + ret = migrate_pages(&cc->migratepages, alloc_migrate_target, + 0, MIGRATE_SYNC, MR_CMA); } if (ret < 0) { putback_movable_pages(&cc->migratepages); |