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From: Andrew Morton <akpm@linux-foundation.org>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: linux-mm@kvack.org, mgorman@suse.de,
	kamezawa.hiroyu@jp.fujitsu.com, dhillf@gmail.com,
	aarcange@redhat.com, mhocko@suse.cz, hannes@cmpxchg.org,
	linux-kernel@vger.kernel.org, cgroups@vger.kernel.org
Subject: Re: [PATCH -V6 12/14] memcg: move HugeTLB resource count to parent cgroup on memcg removal
Date: Mon, 23 Apr 2012 15:45:37 -0700	[thread overview]
Message-ID: <20120423154537.675d490c.akpm@linux-foundation.org> (raw)
In-Reply-To: <1334573091-18602-13-git-send-email-aneesh.kumar@linux.vnet.ibm.com>

On Mon, 16 Apr 2012 16:14:49 +0530
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> wrote:

> This add support for memcg removal with HugeTLB resource usage.

include/linux/memcontrol.h:504: warning: 'struct cgroup' declared inside parameter list
include/linux/memcontrol.h:504: warning: its scope is only this definition or declaration, which is probably not what you want
include/linux/memcontrol.h:509: warning: 'struct cgroup' declared inside parameter list

Documentation/SubmitChecklist, section 2.  Please do these things -
what you have done here is to send untested code, for some
configuration options.


I'll try this:

 include/linux/hugetlb.h    |    6 +-----
 include/linux/memcontrol.h |   11 -----------
 2 files changed, 1 insertion(+), 16 deletions(-)

--- a/include/linux/memcontrol.h~memcg-move-hugetlb-resource-count-to-parent-cgroup-on-memcg-removal-fix
+++ a/include/linux/memcontrol.h
@@ -499,17 +499,6 @@ static inline int mem_cgroup_hugetlb_fil
 	return 0;
 }
 
-static inline int
-mem_cgroup_move_hugetlb_parent(int idx, struct cgroup *cgroup,
-			       struct page *page)
-{
-	return 0;
-}
-
-static inline bool mem_cgroup_have_hugetlb_usage(struct cgroup *cgroup)
-{
-	return 0;
-}
 #endif  /* CONFIG_MEM_RES_CTLR_HUGETLB */
 #endif /* _LINUX_MEMCONTROL_H */
 
--- a/include/linux/hugetlb.h~memcg-move-hugetlb-resource-count-to-parent-cgroup-on-memcg-removal-fix
+++ a/include/linux/hugetlb.h
@@ -337,10 +337,6 @@ static inline unsigned int pages_per_hug
 
 #ifdef CONFIG_MEM_RES_CTLR_HUGETLB
 extern int hugetlb_force_memcg_empty(struct cgroup *cgroup);
-#else
-static inline int hugetlb_force_memcg_empty(struct cgroup *cgroup)
-{
-	return 0;
-}
 #endif
+
 #endif /* _LINUX_HUGETLB_H */
_
 

We shouldn't be calling these functions if CONFIG_MEM_RES_CTLR_HUGETLB=n?

  reply	other threads:[~2012-04-23 22:45 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-16 10:44 [PATCH -V6 00/14] memcg: Add memcg extension to control HugeTLB allocation Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 01/14] hugetlb: rename max_hstate to hugetlb_max_hstate Aneesh Kumar K.V
2012-05-24 21:11   ` David Rientjes
2012-04-16 10:44 ` [PATCH -V6 02/14] hugetlbfs: don't use ERR_PTR with VM_FAULT* values Aneesh Kumar K.V
2012-05-24 21:17   ` David Rientjes
2012-04-16 10:44 ` [PATCH -V6 03/14] hugetlbfs: Add an inline helper for finding hstate index Aneesh Kumar K.V
2012-05-24 21:22   ` David Rientjes
2012-05-27 20:07     ` Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 04/14] hugetlb: Use mmu_gather instead of a temporary linked list for accumulating pages Aneesh Kumar K.V
2012-04-23 23:44   ` Andrew Morton
2012-04-16 10:44 ` [PATCH -V6 05/14] hugetlb: Avoid taking i_mmap_mutex in unmap_single_vma for hugetlb Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 06/14] hugetlb: Simplify migrate_huge_page Aneesh Kumar K.V
2012-05-24 21:35   ` David Rientjes
2012-05-27 20:13     ` Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 07/14] memcg: Add HugeTLB extension Aneesh Kumar K.V
2012-05-02  0:20   ` Paul Gortmaker
2012-05-03  4:37     ` Aneesh Kumar K.V
2012-05-24 21:52   ` David Rientjes
2012-05-24 22:57     ` Andrew Morton
2012-05-24 23:20       ` David Rientjes
2012-05-27 20:28     ` Aneesh Kumar K.V
2012-05-30 14:43       ` Aneesh Kumar K.V
2012-06-08 23:06         ` Andrew Morton
2012-06-09 14:16           ` Aneesh Kumar K.V
2012-06-10  1:55             ` David Rientjes
2012-06-10 15:04               ` Aneesh Kumar K.V
2012-06-11  3:55           ` Kamezawa Hiroyuki
2012-06-11  9:23             ` David Rientjes
2012-06-15 22:31               ` Aditya Kali
2012-06-16 20:26                 ` David Rientjes
2012-06-11  9:32           ` Michal Hocko
2012-04-16 10:44 ` [PATCH -V6 08/14] hugetlb: add charge/uncharge calls for HugeTLB alloc/free Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 09/14] memcg: track resource index in cftype private Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 10/14] hugetlbfs: Add memcg control files for hugetlbfs Aneesh Kumar K.V
2012-04-16 23:13   ` Andrew Morton
2012-04-18  6:15     ` [PATCH] memcg: Use scnprintf instead of sprintf Aneesh Kumar K.V
2012-04-18 22:36       ` Andrew Morton
2012-04-19  8:26         ` Andreas Schwab
2012-04-18  6:16     ` [PATCH -V6 10/14] hugetlbfs: Add memcg control files for hugetlbfs Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 11/14] hugetlbfs: Add a list for tracking in-use HugeTLB pages Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 12/14] memcg: move HugeTLB resource count to parent cgroup on memcg removal Aneesh Kumar K.V
2012-04-23 22:45   ` Andrew Morton [this message]
2012-04-16 10:44 ` [PATCH -V6 13/14] hugetlb: migrate memcg info from oldpage to new page during migration Aneesh Kumar K.V
2012-04-16 10:44 ` [PATCH -V6 14/14] memcg: Add memory controller documentation for hugetlb management Aneesh Kumar K.V

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