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Commit 90bdcfaf authored by Konstantin Khlebnikov's avatar Konstantin Khlebnikov Committed by Linus Torvalds
Browse files

mm/vmscan: push lruvec pointer into should_continue_reclaim()



Signed-off-by: default avatarKonstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: default avatarHugh Dickins <hughd@google.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 90126375
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+3 −5
Original line number Diff line number Diff line
@@ -1708,14 +1708,13 @@ static bool in_reclaim_compaction(struct scan_control *sc)
 * calls try_to_compact_zone() that it will have enough free pages to succeed.
 * It will give up earlier than that if there is difficulty reclaiming pages.
 */
static inline bool should_continue_reclaim(struct mem_cgroup_zone *mz,
static inline bool should_continue_reclaim(struct lruvec *lruvec,
					unsigned long nr_reclaimed,
					unsigned long nr_scanned,
					struct scan_control *sc)
{
	unsigned long pages_for_compaction;
	unsigned long inactive_lru_pages;
	struct lruvec *lruvec;

	/* If not in reclaim/compaction mode, stop */
	if (!in_reclaim_compaction(sc))
@@ -1748,7 +1747,6 @@ static inline bool should_continue_reclaim(struct mem_cgroup_zone *mz,
	 * If we have not reclaimed enough pages for compaction and the
	 * inactive lists are large enough, continue reclaiming
	 */
	lruvec = mem_cgroup_zone_lruvec(mz->zone, mz->mem_cgroup);
	pages_for_compaction = (2UL << sc->order);
	inactive_lru_pages = get_lruvec_size(lruvec, LRU_INACTIVE_FILE);
	if (nr_swap_pages > 0)
@@ -1759,7 +1757,7 @@ static inline bool should_continue_reclaim(struct mem_cgroup_zone *mz,
		return true;

	/* If compaction would go ahead or the allocation would succeed, stop */
	switch (compaction_suitable(mz->zone, sc->order)) {
	switch (compaction_suitable(lruvec_zone(lruvec), sc->order)) {
	case COMPACT_PARTIAL:
	case COMPACT_CONTINUE:
		return false;
@@ -1826,7 +1824,7 @@ static void shrink_mem_cgroup_zone(struct mem_cgroup_zone *mz,
				   sc, LRU_ACTIVE_ANON);

	/* reclaim/compaction might need reclaim to continue */
	if (should_continue_reclaim(mz, nr_reclaimed,
	if (should_continue_reclaim(lruvec, nr_reclaimed,
				    sc->nr_scanned - nr_scanned, sc))
		goto restart;