The patch titled
Subject: pm-hibernate-feed-the-wathdog-when-creating-snapshot-v2
has been removed from the -mm tree. Its filename was
pm-hibernate-feed-the-wathdog-when-creating-snapshot-v2.patch
This patch was dropped because it was folded into pm-hibernate-feed-the-wathdog-when-creating-snapshot.patch
------------------------------------------------------
From: Chen Yu <yu.c.chen@xxxxxxxxx>
Subject: pm-hibernate-feed-the-wathdog-when-creating-snapshot-v2
use an interval of 128k instead of 100k to avoid modulus operation
Signed-off-by: Chen Yu <yu.c.chen@xxxxxxxxx>
Cc: Jan Filipcewicz <jan.filipcewicz@xxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: "Rafael J. Wysocki" <rjw@xxxxxxxxxxxxx>
Cc: Len Brown <lenb@xxxxxxxxxx>
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_alloc.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff -puN mm/page_alloc.c~pm-hibernate-feed-the-wathdog-when-creating-snapshot-v2 mm/page_alloc.c
--- a/mm/page_alloc.c~pm-hibernate-feed-the-wathdog-when-creating-snapshot-v2
+++ a/mm/page_alloc.c
@@ -2536,8 +2536,11 @@ void drain_all_pages(struct zone *zone)
#ifdef CONFIG_HIBERNATION
-/* Touch watchdog for every WD_INTERVAL_PAGE pages. */
-#define WD_INTERVAL_PAGE (100*1024)
+/*
+ * Touch the watchdog for every WD_INTERVAL_PAGE pages,
+ * choose a power of 2 to avoid the modulus operation.
+ */
+#define WD_INTERVAL_PAGE (128*1024)
void mark_free_pages(struct zone *zone)
{
_
Patches currently in -mm which might be from yu.c.chen@xxxxxxxxx are
pm-hibernate-feed-the-wathdog-when-creating-snapshot.patch
pm-hibernate-feed-the-wathdog-when-creating-snapshot-v3.patch
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