mm-vmscan-account-for-free-pages-to-prevent-infinite-loop-in-throttle…

…_direct_reclaim-checkpatch-fixes

ERROR: trailing whitespace
torvalds#40: FILE: mm/vmscan.c:378:
+^I * If there are no reclaimable file-backed or anonymous pages, $

ERROR: trailing whitespace
torvalds#41: FILE: mm/vmscan.c:379:
+^I * ensure zones with sufficient free pages are not skipped. $

ERROR: trailing whitespace
torvalds#42: FILE: mm/vmscan.c:380:
+^I * This prevents zones like DMA32 from being ignored in reclaim $

WARNING: suspect code indent for conditional statements (8, 12)
torvalds#45: FILE: mm/vmscan.c:383:
+	if (nr == 0)
+	    nr = zone_page_state_snapshot(zone, NR_FREE_PAGES);

total: 3 errors, 1 warnings, 15 lines checked

Cc: Mel Gorman <[email protected]>
Cc: Seiji Nishikawa <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

mm/vmscan.c

@@ -381,7 +381,7 @@ unsigned long zone_reclaimable_pages(struct zone *zone)
 	 * scenarios where they can still help alleviate memory pressure.
 	 */
 	if (nr == 0)
-	    nr = zone_page_state_snapshot(zone, NR_FREE_PAGES);
+		nr = zone_page_state_snapshot(zone, NR_FREE_PAGES);
 	return nr;
 }