Glauber Costa Messages: 916 Registered: October 2011
Senior Member
This flag is used to indicate to the callees that this allocation will be
serviced to the kernel. It is not supposed to be passed by the callers
of kmem_cache_alloc, but rather by the cache core itself.
/*
* GFP bitmasks..
@@ -88,13 +91,16 @@ struct vm_area_struct;
#define __GFP_OTHER_NODE ((__force gfp_t)___GFP_OTHER_NODE) /* On behalf of other node */
#define __GFP_WRITE ((__force gfp_t)___GFP_WRITE) /* Allocator intends to dirty page */
+#ifdef CONFIG_CGROUP_MEM_RES_CTLR_KMEM
+#define __GFP_KMEMCG ((__force gfp_t)___GFP_KMEMCG)/* Allocation comes from a memcg-accounted resource */
+#endif
/*
* This may seem redundant, but it's a way of annotating false positives vs.
* allocations that simply cannot be supported (e.g. page tables).
*/
#define __GFP_NOTRACK_FALSE_POSITIVE (__GFP_NOTRACK)
-#define __GFP_BITS_SHIFT 25 /* Room for N __GFP_FOO bits */
+#define __GFP_BITS_SHIFT 26 /* Room for N __GFP_FOO bits */
#define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1))
/* This equals 0, but use constants in case they ever change */
--
1.7.10.2
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