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-rw-r--r--include/linux/swap.h1
-rw-r--r--include/linux/sysctl.h3
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 4a99e4a7fbf3..e53fef7051e6 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -178,6 +178,7 @@ extern int vm_swappiness;
#ifdef CONFIG_NUMA
extern int zone_reclaim_mode;
+extern int zone_reclaim_interval;
extern int zone_reclaim(struct zone *, gfp_t, unsigned int);
#else
#define zone_reclaim_mode 0
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 8352a7ce5895..32a4139c4ad8 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -182,7 +182,8 @@ enum
VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */
VM_DROP_PAGECACHE=29, /* int: nuke lots of pagecache */
VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */
- VM_ZONE_RECLAIM_MODE=31,/* reclaim local zone memory before going off node */
+ VM_ZONE_RECLAIM_MODE=31, /* reclaim local zone memory before going off node */
+ VM_ZONE_RECLAIM_INTERVAL=32, /* time period to wait after reclaim failure */
};