Merge tag 'cpumask-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[firefly-linux-kernel-4.4.55.git] / include / linux / gfp.h

diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 51bd1e72a91710308184e6fb35c16ec6c2caf906..97a9373e61e80d048ee6259eb4962bd831cac822 100644 (file)
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -57,8 +57,10 @@ struct vm_area_struct;
  * _might_ fail.  This depends upon the particular VM implementation.
  *
  * __GFP_NOFAIL: The VM implementation _must_ retry infinitely: the caller
- * cannot handle allocation failures.  This modifier is deprecated and no new
- * users should be added.
+ * cannot handle allocation failures. New users should be evaluated carefully
+ * (and the flag should be used only when there is no reasonable failure policy)
+ * but it is definitely preferable to use the flag rather than opencode endless
+ * loop around allocator.
  *
  * __GFP_NORETRY: The VM implementation must not retry indefinitely.
  *
@@ -117,16 +119,6 @@ struct vm_area_struct;
                         __GFP_NOMEMALLOC | __GFP_NORETRY | __GFP_NOWARN | \
                         __GFP_NO_KSWAPD)
 
-/*
- * GFP_THISNODE does not perform any reclaim, you most likely want to
- * use __GFP_THISNODE to allocate from a given node without fallback!
- */
-#ifdef CONFIG_NUMA
-#define GFP_THISNODE   (__GFP_THISNODE | __GFP_NOWARN | __GFP_NORETRY)
-#else
-#define GFP_THISNODE   ((__force gfp_t)0)
-#endif
-
 /* This mask makes up all the page movable related flags */
 #define GFP_MOVABLE_MASK (__GFP_RECLAIMABLE|__GFP_MOVABLE)