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mm, compaction: change migrate_async_suitable() to suitable_migration_source()

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Preparation for making the decisions more complex and depending on
compact_control flags.  No functional change.

Link: http://lkml.kernel.org/r/20170307131545.28577-6-vbabka@suse.cz
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: Mel Gorman <mgorman@techsingularity.net>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Vlastimil Babka
2017-05-08 15:54:43 -07:00
committed by Linus Torvalds
parent 02aa0cdd72
commit b682debd97
2 changed files with 16 additions and 8 deletions
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5
include/linux/mmzone.h
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@@ -74,6 +74,11 @@ extern char * const migratetype_names[MIGRATE_TYPES];
# define is_migrate_cma_page(_page) false
#endif
static inline bool is_migrate_movable(int mt)
{
return is_migrate_cma(mt) || mt == MIGRATE_MOVABLE;
}
#define for_each_migratetype_order(order, type) \
for (order = 0; order < MAX_ORDER; order++) \
for (type = 0; type < MIGRATE_TYPES; type++)