Commit 87db4a8abdf503c5e67eca7373dadb177bd0d715
Committed by
Jiri Slaby
1 parent
32e8fcae4a
Exists in
ti-linux-3.12.y
and in
2 other branches
mm/compaction: clean up unused code lines
commit 13fb44e4b0414d7e718433a49e6430d5b76bd46e upstream. Remove code lines currently not in use or never called. Signed-off-by: Heesub Shin <heesub.shin@samsung.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Cc: Dongjun Shin <d.j.shin@samsung.com> Cc: Sunghwan Yun <sunghwan.yun@samsung.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Mel Gorman <mgorman@suse.de> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Cc: Michal Nazarewicz <mina86@mina86.com> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Christoph Lameter <cl@linux.com> Cc: Rik van Riel <riel@redhat.com> Cc: Dongjun Shin <d.j.shin@samsung.com> Cc: Sunghwan Yun <sunghwan.yun@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Mel Gorman <mgorman@suse.de> Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Showing 1 changed file with 0 additions and 10 deletions Side-by-side Diff
mm/compaction.c
... | ... | @@ -208,12 +208,6 @@ |
208 | 208 | return true; |
209 | 209 | } |
210 | 210 | |
211 | -static inline bool compact_trylock_irqsave(spinlock_t *lock, | |
212 | - unsigned long *flags, struct compact_control *cc) | |
213 | -{ | |
214 | - return compact_checklock_irqsave(lock, flags, false, cc); | |
215 | -} | |
216 | - | |
217 | 211 | /* Returns true if the page is within a block suitable for migration to */ |
218 | 212 | static bool suitable_migration_target(struct page *page) |
219 | 213 | { |
... | ... | @@ -734,7 +728,6 @@ |
734 | 728 | continue; |
735 | 729 | |
736 | 730 | /* Found a block suitable for isolating free pages from */ |
737 | - isolated = 0; | |
738 | 731 | |
739 | 732 | /* |
740 | 733 | * Take care when isolating in last pageblock of a zone which |
... | ... | @@ -1163,9 +1156,6 @@ |
1163 | 1156 | if (zone_watermark_ok(zone, cc->order, |
1164 | 1157 | low_wmark_pages(zone), 0, 0)) |
1165 | 1158 | compaction_defer_reset(zone, cc->order, false); |
1166 | - /* Currently async compaction is never deferred. */ | |
1167 | - else if (cc->sync) | |
1168 | - defer_compaction(zone, cc->order); | |
1169 | 1159 | } |
1170 | 1160 | |
1171 | 1161 | VM_BUG_ON(!list_empty(&cc->freepages)); |