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mm: Move default_gfp() into gfp_types.h

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Using default_gfp() only depends on the GFP_KERNEL value. Move
default_gfp() into gfp_types.h so that future use in devres.h doesn't
require pulling in all of gfp.h.

Reviewed-by: Vlastimil Babka (SUSE) <vbabka@kernel.org>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Link: https://patch.msgid.link/20260914223219.901347-1-kees@kernel.org
Signed-off-by: Kees Cook <kees@kernel.org>
This commit is contained in:
Kees Cook 2026-09-14 15:32:16 -07:00
parent 0f82b48209
commit ff566742e9
2 changed files with 4 additions and 4 deletions
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4
include/linux/gfp.h
View File

@ -13,10 +13,6 @@
struct vm_area_struct;
struct mempolicy;
/* Helper macro to avoid gfp flags if they are the default one */
#define __default_gfp(a,b,...) b
#define default_gfp(...) __default_gfp(,##__VA_ARGS__,GFP_KERNEL)
static inline bool gfpflags_allow_blocking(const gfp_t gfp_flags)
{
return !!(gfp_flags & __GFP_DIRECT_RECLAIM);

4
include/linux/gfp_types.h
View File

@ -382,4 +382,8 @@ enum {
__GFP_NOMEMALLOC | __GFP_NOWARN) & ~__GFP_RECLAIM)
#define GFP_TRANSHUGE (GFP_TRANSHUGE_LIGHT | __GFP_DIRECT_RECLAIM)
/* Helper macro to avoid gfp flags if they are the default one */
#define __default_gfp(a,b,...) b
#define default_gfp(...) __default_gfp(,##__VA_ARGS__,GFP_KERNEL)
#endif /* __LINUX_GFP_TYPES_H */