mm: thp: set THP defrag by default to madvise and add a stall-free defrag option

[sfrench/cifs-2.6.git] / mm / slab.c

diff --git a/mm/slab.c b/mm/slab.c
index 56dd0df2a8ce52e9f40d1ddaf259cbaab42cfe56..e1f6c27c3db5c028ed4ffc963756f3005805400e 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -670,7 +670,7 @@ static inline void *____cache_alloc_node(struct kmem_cache *cachep,
 
 static inline gfp_t gfp_exact_node(gfp_t flags)
 {
-       return flags;
+       return flags & ~__GFP_NOFAIL;
 }
 
 #else  /* CONFIG_NUMA */
@@ -841,12 +841,12 @@ static inline int cache_free_alien(struct kmem_cache *cachep, void *objp)
 }
 
 /*
- * Construct gfp mask to allocate from a specific node but do not direct reclaim
- * or warn about failures. kswapd may still wake to reclaim in the background.
+ * Construct gfp mask to allocate from a specific node but do not reclaim or
+ * warn about failures.
  */
 static inline gfp_t gfp_exact_node(gfp_t flags)
 {
-       return (flags | __GFP_THISNODE | __GFP_NOWARN) & ~__GFP_DIRECT_RECLAIM;
+       return (flags | __GFP_THISNODE | __GFP_NOWARN) & ~(__GFP_RECLAIM|__GFP_NOFAIL);
 }
 #endif