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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-13 13:28:13 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-13 13:28:13 -0700 |
| commit | bf3a340738bc78008e496257c04fb5a7fc8281e6 (patch) | |
| tree | 3e84d21261ff0c437f0ea2507df8c30844150769 /include/linux/mm_types.h | |
| parent | 321d03c86732e45f5f33ad0db5b68e2e1364acb9 (diff) | |
| parent | 34bf6ef94a835a8f1d8abd3e7d38c6c08d205867 (diff) | |
| download | linux-bf3a340738bc78008e496257c04fb5a7fc8281e6.tar.gz linux-bf3a340738bc78008e496257c04fb5a7fc8281e6.tar.xz | |
Merge branch 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux
Pull slab changes from Pekka Enberg:
"The biggest change is byte-sized freelist indices which reduces slab
freelist memory usage:
https://lkml.org/lkml/2013/12/2/64"
* 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux:
mm: slab/slub: use page->list consistently instead of page->lru
mm/slab.c: cleanup outdated comments and unify variables naming
slab: fix wrongly used macro
slub: fix high order page allocation problem with __GFP_NOFAIL
slab: Make allocations with GFP_ZERO slightly more efficient
slab: make more slab management structure off the slab
slab: introduce byte sized index for the freelist of a slab
slab: restrict the number of objects in a slab
slab: introduce helper functions to get/set free object
slab: factor out calculate nr objects in cache_estimate
Diffstat (limited to 'include/linux/mm_types.h')
| -rw-r--r-- | include/linux/mm_types.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 2b58d192ea24..8967e20cbe57 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -124,6 +124,8 @@ struct page { union { struct list_head lru; /* Pageout list, eg. active_list * protected by zone->lru_lock ! + * Can be used as a generic list + * by the page owner. */ struct { /* slub per cpu partial pages */ struct page *next; /* Next partial slab */ @@ -136,7 +138,6 @@ struct page { #endif }; - struct list_head list; /* slobs list of pages */ struct slab *slab_page; /* slab fields */ struct rcu_head rcu_head; /* Used by SLAB * when destroying via RCU |