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mm: remove reference to PG_buddy

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PG_buddy doesn't exist any more.  It's called PageBuddy now.

Link: http://lkml.kernel.org/r/20171220155552.15884-9-willy@infradead.org
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Christoph Lameter <cl@linux.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Matthew Wilcox 2018-01-31 16:19:11 -08:00 committed by Linus Torvalds
parent be50015d7e
commit ab8928b72f
1 changed files with 7 additions and 7 deletions
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14
include/linux/mm_types.h
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@ -175,13 +175,13 @@ struct page {
};
union {
unsigned long private; /* Mapping-private opaque data:
* usually used for buffer_heads
* if PagePrivate set; used for
* swp_entry_t if PageSwapCache;
* indicates order in the buddy
* system if PG_buddy is set.
*/
/*
* Mapping-private opaque data:
* Usually used for buffer_heads if PagePrivate
* Used for swp_entry_t if PageSwapCache
* Indicates order in the buddy system if PageBuddy
*/
unsigned long private;
#if USE_SPLIT_PTE_PTLOCKS
#if ALLOC_SPLIT_PTLOCKS
spinlock_t *ptl;