No compact_defer_limit is found in kernel source code.
Per the code implementation, compact_defer_limit should be
zone->compact_defer_shift. Cleanup the comment.
Signed-off-by: Wang Sheng-Hui <shhuiw@xxxxxxxxx>
---
include/linux/compaction.h | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/linux/compaction.h b/include/linux/compaction.h
index cc9f7a4..b297a9c 100644
--- a/include/linux/compaction.h
+++ b/include/linux/compaction.h
@@ -32,8 +32,8 @@ extern unsigned long compact_zone_order(struct zone *zone, int order,
/*
* Compaction is deferred when compaction fails to result in a page
- * allocation success. 1 << compact_defer_limit compactions are skipped up
- * to a limit of 1 << COMPACT_MAX_DEFER_SHIFT
+ * allocation success. 1 << zone->compact_defer_shift compactions are
+ * skipped up to a limit of 1 << COMPACT_MAX_DEFER_SHIFT
*/
static inline void defer_compaction(struct zone *zone)
{
--
1.7.1
--
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