From: Yanfei Xu <[email protected]> start_pfn has been declared at the begin of compact_zone(), it's no need to declare it again. And remove an useless semicolon.
Signed-off-by: Yanfei Xu <[email protected]> --- mm/compaction.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/mm/compaction.c b/mm/compaction.c index 176dcded298e..5e69c1f94d96 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -2272,7 +2272,7 @@ compact_zone(struct compact_control *cc, struct capture_control *capc) while ((ret = compact_finished(cc)) == COMPACT_CONTINUE) { int err; - unsigned long start_pfn = cc->migrate_pfn; + start_pfn = cc->migrate_pfn; /* * Avoid multiple rescans which can happen if a page cannot be @@ -2309,7 +2309,6 @@ compact_zone(struct compact_control *cc, struct capture_control *capc) case ISOLATE_SUCCESS: update_cached = false; last_migrated_pfn = start_pfn; - ; } err = migrate_pages(&cc->migratepages, compaction_alloc, -- 2.18.2
