Messages in this thread Patch in this message | | | From | Glauber Costa <> | Subject | [PATCH 01/10] slab/slub: struct memcg_params | Date | Wed, 25 Jul 2012 18:38:12 +0400 |
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For the kmem slab controller, we need to record some extra information in the kmem_cache structure.
Signed-off-by: Glauber Costa <glommer@parallels.com> Signed-off-by: Suleiman Souhlal <suleiman@google.com> CC: Christoph Lameter <cl@linux.com> CC: Pekka Enberg <penberg@cs.helsinki.fi> CC: Michal Hocko <mhocko@suse.cz> CC: Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> CC: Johannes Weiner <hannes@cmpxchg.org> --- include/linux/slab.h | 7 +++++++ include/linux/slab_def.h | 4 ++++ include/linux/slub_def.h | 3 +++ 3 files changed, 14 insertions(+)
diff --git a/include/linux/slab.h b/include/linux/slab.h index 0dd2dfa..3152bcd 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -177,6 +177,13 @@ unsigned int kmem_cache_size(struct kmem_cache *); #define ARCH_SLAB_MINALIGN __alignof__(unsigned long long) #endif +#ifdef CONFIG_MEMCG_KMEM +struct mem_cgroup_cache_params { + struct mem_cgroup *memcg; + int id; +}; +#endif + /* * Common kmalloc functions provided by all allocators */ diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h index 0c634fa..39c5e9d 100644 --- a/include/linux/slab_def.h +++ b/include/linux/slab_def.h @@ -83,6 +83,10 @@ struct kmem_cache { int obj_offset; #endif /* CONFIG_DEBUG_SLAB */ +#ifdef CONFIG_MEMCG_KMEM + struct mem_cgroup_cache_params memcg_params; +#endif + /* 6) per-cpu/per-node data, touched during every alloc/free */ /* * We put array[] at the end of kmem_cache, because we want to size diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index df448ad..8bb8ad2 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -101,6 +101,9 @@ struct kmem_cache { #ifdef CONFIG_SYSFS struct kobject kobj; /* For sysfs */ #endif +#ifdef CONFIG_MEMCG_KMEM + struct mem_cgroup_cache_params memcg_params; +#endif #ifdef CONFIG_NUMA /* -- 1.7.10.4
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