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authorAndrew Morton <akpm@linux-foundation.org>2014-10-09 15:27:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-10-09 22:25:56 -0400
commit1c93923cc264105418e6ead149c76bd88302eff4 (patch)
tree1862aef87b2636d01b55f4ccbac7542fbe016060 /mm/swap_state.c
parentdd6eecb917938c1b7e505a83df307b3476e7c8bd (diff)
include/linux/migrate.h: remove migrate_page #define
This is designed to avoid a few ifdefs in .c files but it's obnoxious because it can cause unsuspecting "migrate_page" symbols to get turned into "NULL". Just nuke it and use the ifdefs. Cc: Konstantin Khlebnikov <k.khlebnikov@samsung.com> Cc: Rafael Aquini <aquini@redhat.com> Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com> Cc: Mel Gorman <mel@csn.ul.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/swap_state.c')
-rw-r--r--mm/swap_state.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/swap_state.c b/mm/swap_state.c
index 3e0ec83d000c..ef1f39139b71 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -28,7 +28,9 @@
static const struct address_space_operations swap_aops = {
.writepage = swap_writepage,
.set_page_dirty = swap_set_page_dirty,
+#ifdef CONFIG_MIGRATION
.migratepage = migrate_page,
+#endif
};
static struct backing_dev_info swap_backing_dev_info = {