From 250046e7ba2a02ea7c2b9e65a22fe83338b07fdf Mon Sep 17 00:00:00 2001
From: Mateusz Nosek <mateusznosek0@gmail.com>
Date: Wed, 1 Apr 2020 21:10:45 -0700
Subject: [PATCH] mm/compaction.c: clean code by removing unnecessary
assignment
Previously 0 was assigned to variable 'last_migrated_pfn'. But the
variable is not read after that, so the assignment can be removed.
Signed-off-by: Mateusz Nosek <mateusznosek0@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Mel Gorman <mgorman@techsingularity.net>
Link: http://lkml.kernel.org/r/20200318174509.15021-1-mateusznosek0@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
mm/compaction.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/mm/compaction.c b/mm/compaction.c
index c589ead54fb3d..df3da2f76fdc8 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -2182,7 +2182,6 @@ compact_zone(struct compact_control *cc, struct capture_control *capc)
ret = COMPACT_CONTENDED;
putback_movable_pages(&cc->migratepages);
cc->nr_migratepages = 0;
- last_migrated_pfn = 0;
goto out;
case ISOLATE_NONE:
if (update_cached) {
--
GitLab