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[PATCH 10/23] slab/slub: struct memcg_params [message #45999 is a reply to message #45989]

Fri, 20 April 2012 21:57

Glauber Costa
Messages: 916
Registered: October 2011

Senior Member

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>
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>
CC: Suleiman Souhlal <suleiman@google.com>
---
include/linux/slab.h | 15 +++++++++++++++
include/linux/slab_def.h | 4 ++++
include/linux/slub_def.h | 3 +++
3 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/include/linux/slab.h b/include/linux/slab.h
index a595dce..a5127e1 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -153,6 +153,21 @@ unsigned int kmem_cache_size(struct kmem_cache *);
#define ARCH_SLAB_MINALIGN __alignof__(unsigned long long)
#endif

+#ifdef CONFIG_CGROUP_MEM_RES_CTLR_KMEM
+struct mem_cgroup_cache_params {
+ struct mem_cgroup *memcg;
+ int id;
+
+#ifdef CONFIG_SLAB
+ /* Original cache parameters, used when creating a memcg cache */
+ size_t orig_align;
+ atomic_t refcnt;
+
+#endif
+ struct list_head destroyed_list; /* Used when deleting cpuset cache */
+};
+#endif
+
/*
* Common kmalloc functions provided by all allocators
*/
diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index cba3139..06e4a3e 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -83,6 +83,10 @@ struct kmem_cache {
int obj_size;
#endif

+#ifdef CONFIG_CGROUP_MEM_RES_CTLR_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 c2f8c8b..5f5e942 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -102,6 +102,9 @@ struct kmem_cache {
#ifdef CONFIG_SYSFS
struct kobject kobj; /* For sysfs */
#endif
+#ifdef CONFIG_CGROUP_MEM_RES_CTLR_KMEM
+ struct mem_cgroup_cache_params memcg_params;
+#endif

#ifdef CONFIG_NUMA
/*
--
1.7.7.6

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[Message index]

		[PATCH 00/23] slab+slub accounting for memcg By: Glauber Costa on Fri, 20 April 2012 21:57
		[PATCH 02/23] slub: always get the cache from its page in kfree By: Glauber Costa on Fri, 20 April 2012 21:57
		[PATCH 04/23] memcg: Make it possible to use the stock for more than one page. By: Glauber Costa on Fri, 20 April 2012 21:57
		Re: [PATCH 04/23] memcg: Make it possible to use the stock for more than one page. By: KAMEZAWA Hiroyuki on Wed, 25 April 2012 00:59
		[PATCH 03/23] slab: rename gfpflags to allocflags By: Glauber Costa on Fri, 20 April 2012 21:57
		[PATCH 07/23] change defines to an enum By: Glauber Costa on Fri, 20 April 2012 21:57
		Re: [PATCH 07/23] change defines to an enum By: KAMEZAWA Hiroyuki on Wed, 25 April 2012 01:18
		[PATCH 05/23] memcg: Reclaim when more than one page needed. By: Glauber Costa on Fri, 20 April 2012 21:57
		Re: [PATCH 05/23] memcg: Reclaim when more than one page needed. By: KAMEZAWA Hiroyuki on Wed, 25 April 2012 01:16
		[PATCH 09/23] kmem slab accounting basic infrastructure By: Glauber Costa on Fri, 20 April 2012 21:57
		Re: [PATCH 09/23] kmem slab accounting basic infrastructure By: KAMEZAWA Hiroyuki on Wed, 25 April 2012 01:32
		Re: [PATCH 09/23] kmem slab accounting basic infrastructure By: Glauber Costa on Wed, 25 April 2012 14:38
		Re: [PATCH 09/23] kmem slab accounting basic infrastructure By: KAMEZAWA Hiroyuki on Thu, 26 April 2012 00:08
		Re: [PATCH 09/23] kmem slab accounting basic infrastructure By: Suleiman Souhlal on Mon, 30 April 2012 19:33
		Re: [PATCH 09/23] kmem slab accounting basic infrastructure By: Glauber Costa on Wed, 02 May 2012 15:15
		[PATCH 08/23] don't force return value checking in res_counter_charge_nofail By: Glauber Costa on Fri, 20 April 2012 21:57
		Re: [PATCH 08/23] don't force return value checking in res_counter_charge_nofail By: KAMEZAWA Hiroyuki on Wed, 25 April 2012 01:28
		[PATCH 06/23] slab: use obj_size field of struct kmem_cache when not debugging By: Glauber Costa on Fri, 20 April 2012 21:57
		[PATCH 01/23] slub: don't create a copy of the name string in kmem_cache_create By: Glauber Costa on Fri, 20 April 2012 21:57
		[PATCH 10/23] slab/slub: struct memcg_params By: Glauber Costa on Fri, 20 April 2012 21:57
		Re: [PATCH 10/23] slab/slub: struct memcg_params By: Suleiman Souhlal on Mon, 30 April 2012 19:42
		[PATCH 11/23] slub: consider a memcg parameter in kmem_create_cache By: Glauber Costa on Fri, 20 April 2012 21:57
		Re: [PATCH 11/23] slub: consider a memcg parameter in kmem_create_cache By: Frederic Weisbecker on Tue, 24 April 2012 14:03
		Re: [PATCH 11/23] slub: consider a memcg parameter in kmem_create_cache By: Glauber Costa on Tue, 24 April 2012 14:27
		Re: [PATCH 11/23] slub: consider a memcg parameter in kmem_create_cache By: KAMEZAWA Hiroyuki on Wed, 25 April 2012 01:38
		Re: [PATCH 11/23] slub: consider a memcg parameter in kmem_create_cache By: Glauber Costa on Wed, 25 April 2012 14:37
		Re: [PATCH 11/23] slub: consider a memcg parameter in kmem_create_cache By: Suleiman Souhlal on Mon, 30 April 2012 19:51
		Re: [PATCH 11/23] slub: consider a memcg parameter in kmem_create_cache By: Glauber Costa on Wed, 02 May 2012 15:18
		[PATCH 12/23] slab: pass memcg parameter to kmem_cache_create By: Glauber Costa on Sun, 22 April 2012 23:53
		Re: [PATCH 12/23] slab: pass memcg parameter to kmem_cache_create By: Suleiman Souhlal on Mon, 30 April 2012 19:54
		[PATCH 21/23] memcg: Track all the memcg children of a kmem_cache. By: Glauber Costa on Sun, 22 April 2012 23:53
		[PATCH 13/23] slub: create duplicate cache By: Glauber Costa on Sun, 22 April 2012 23:53
		Re: [PATCH 13/23] slub: create duplicate cache By: Frederic Weisbecker on Tue, 24 April 2012 14:18
		Re: [PATCH 13/23] slub: create duplicate cache By: Glauber Costa on Tue, 24 April 2012 14:37
		Re: [PATCH 13/23] slub: create duplicate cache By: Frederic Weisbecker on Thu, 26 April 2012 13:10
		Re: [PATCH 13/23] slub: create duplicate cache By: Suleiman Souhlal on Mon, 30 April 2012 20:15
		[PATCH 15/23] slab: create duplicate cache By: Glauber Costa on Sun, 22 April 2012 23:53
		[PATCH 14/23] slub: provide kmalloc_no_account By: Glauber Costa on Sun, 22 April 2012 23:53
		[PATCH 22/23] memcg: Per-memcg memory.kmem.slabinfo file. By: Glauber Costa on Sun, 22 April 2012 23:53
		[PATCH 16/23] slab: provide kmalloc_no_account By: Glauber Costa on Sun, 22 April 2012 23:53
		Re: [PATCH 16/23] slab: provide kmalloc_no_account By: KAMEZAWA Hiroyuki on Wed, 25 April 2012 01:44
		Re: [PATCH 16/23] slab: provide kmalloc_no_account By: Glauber Costa on Wed, 25 April 2012 14:29
		Re: [PATCH 16/23] slab: provide kmalloc_no_account By: KAMEZAWA Hiroyuki on Thu, 26 April 2012 00:13
		[PATCH 18/23] slub: charge allocation to a memcg By: Glauber Costa on Sun, 22 April 2012 23:53
		[PATCH 17/23] kmem controller charge/uncharge infrastructure By: Glauber Costa on Sun, 22 April 2012 23:53
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: David Rientjes on Mon, 23 April 2012 22:25
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Frederic Weisbecker on Tue, 24 April 2012 14:22
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Glauber Costa on Tue, 24 April 2012 14:40
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: David Rientjes on Tue, 24 April 2012 20:25
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Glauber Costa on Tue, 24 April 2012 21:36
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: David Rientjes on Tue, 24 April 2012 22:54
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Glauber Costa on Wed, 25 April 2012 14:43
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: David Rientjes on Tue, 24 April 2012 20:21
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Frederic Weisbecker on Fri, 27 April 2012 11:38
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: David Rientjes on Fri, 27 April 2012 18:13
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: KAMEZAWA Hiroyuki on Wed, 25 April 2012 01:56
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Glauber Costa on Wed, 25 April 2012 14:44
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Frederic Weisbecker on Fri, 27 April 2012 12:22
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Suleiman Souhlal on Mon, 30 April 2012 20:56
		Re: [PATCH 17/23] kmem controller charge/uncharge infrastructure By: Glauber Costa on Wed, 02 May 2012 15:34
		[PATCH 19/23] slab: per-memcg accounting of slab caches By: Glauber Costa on Sun, 22 April 2012 23:53
		Re: [PATCH 19/23] slab: per-memcg accounting of slab caches By: Suleiman Souhlal on Mon, 30 April 2012 21:25
		Re: [PATCH 19/23] slab: per-memcg accounting of slab caches By: Glauber Costa on Wed, 02 May 2012 15:40
		[PATCH 23/23] slub: create slabinfo file for memcg By: Glauber Costa on Sun, 22 April 2012 23:53
		[PATCH 20/23] memcg: disable kmem code when not in use. By: Glauber Costa on Sun, 22 April 2012 23:53
		Re: [PATCH 00/23] slab+slub accounting for memcg By: Glauber Costa on Sun, 22 April 2012 23:59
		[PATCH 0/3] A few fixes for '[PATCH 00/23] slab+slub accounting for memcg' series By: Anton Vorontsov on Mon, 30 April 2012 09:59
		[PATCH 1/3] slab: Proper off-slabs handling when duplicating caches By: Anton Vorontsov on Mon, 30 April 2012 10:01
		[PATCH 2/3] slab: Fix imbalanced rcu locking By: Anton Vorontsov on Mon, 30 April 2012 10:01
		[PATCH 3/3] slab: Get rid of mem_cgroup_put_kmem_cache() By: Anton Vorontsov on Mon, 30 April 2012 10:02

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