From: akpm@linux-foundation.org
To: mm-commits@vger.kernel.org, stable@vger.kernel.org,
mhocko@suse.cz, lizefan@huawei.com, khlebnikov@openvz.org,
kamezawa.hiroyu@jp.fujitsu.com, hannes@cmpxchg.org,
glommer@parallels.com, bsingharora@gmail.com, avagin@openvz.org
Subject: [merged] memcg-dont-initialize-kmem-cache-destroying-work-for-root-caches.patch removed from -mm tree
Date: Thu, 13 Jun 2013 11:57:32 -0700 [thread overview]
Message-ID: <51ba161c.8rfx9CtkOyB202Gf%akpm__35566.2243244753$1371149871$gmane$org@linux-foundation.org> (raw)
Subject: [merged] memcg-dont-initialize-kmem-cache-destroying-work-for-root-caches.patch removed from -mm tree
To: avagin@openvz.org,bsingharora@gmail.com,glommer@parallels.com,hannes@cmpxchg.org,kamezawa.hiroyu@jp.fujitsu.com,khlebnikov@openvz.org,lizefan@huawei.com,mhocko@suse.cz,stable@vger.kernel.org,mm-commits@vger.kernel.org
From: akpm@linux-foundation.org
Date: Thu, 13 Jun 2013 11:57:32 -0700
The patch titled
Subject: memcg: don't initialize kmem-cache destroying work for root caches
has been removed from the -mm tree. Its filename was
memcg-dont-initialize-kmem-cache-destroying-work-for-root-caches.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Andrey Vagin <avagin@openvz.org>
Subject: memcg: don't initialize kmem-cache destroying work for root caches
struct memcg_cache_params has a union. Different parts of this union are
used for root and non-root caches. A part with destroying work is used
only for non-root caches.
[ 115.096202] BUG: unable to handle kernel paging request at 0000000fffffffe0
[ 115.096785] IP: [<ffffffff8116b641>] kmem_cache_alloc+0x41/0x1f0
[ 115.097024] PGD 7ace1067 PUD 0
[ 115.097024] Oops: 0000 [#4] SMP
[ 115.097024] Modules linked in: netlink_diag af_packet_diag udp_diag tcp_diag inet_diag unix_diag ip6table_filter ip6_tables i2c_piix4 virtio_net virtio_balloon microcode i2c_core pcspkr floppy
[ 115.097024] CPU: 0 PID: 1929 Comm: lt-vzctl Tainted: G D 3.10.0-rc1+ #2
[ 115.097024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 115.097024] task: ffff88007b5aaee0 ti: ffff88007bf0c000 task.ti: ffff88007bf0c000
[ 115.097024] RIP: 0010<ffffffff8116b641>] [<ffffffff8116b641>] kmem_cache_alloc+0x41/0x1f0
[ 115.097024] RSP: 0018:ffff88007bf0de68 EFLAGS: 00010202
[ 115.097024] RAX: 0000000fffffffe0 RBX: 00007fff4014f200 RCX: 0000000000000300
[ 115.097024] RDX: 0000000000000005 RSI: 00000000000000d0 RDI: ffff88007d001300
[ 115.097024] RBP: ffff88007bf0dea8 R08: 00007f849c3141b7 R09: ffffffff8118e100
[ 115.097024] R10: 0000000000000001 R11: 0000000000000246 R12: 00000000000000d0
[ 115.097024] R13: 0000000fffffffe0 R14: ffff88007d001300 R15: 0000000000001000
[ 115.097024] FS: 00007f849cbb8b40(0000) GS:ffff88007fc00000(0000) knlGS:0000000000000000
[ 115.097024] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 115.097024] CR2: 0000000fffffffe0 CR3: 000000007bc38000 CR4: 00000000000006f0
[ 115.097024] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 115.097024] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 115.097024] Stack:
[ 115.097024] ffffffff8118e100 ffffffff81149ea1 0000000000000008 00007fff4014f200
[ 115.097024] 00007fff4014f200 0000000000000000 0000000000000000 0000000000001000
[ 115.097024] ffff88007bf0dee8 ffffffff8118e100 ffff880037598e00 00007fff4014f200
[ 115.097024] Call Trace:
[ 115.097024] [<ffffffff8118e100>] ? getname_flags.part.34+0x30/0x140
[ 115.097024] [<ffffffff81149ea1>] ? vma_rb_erase+0x121/0x210
[ 115.097024] [<ffffffff8118e100>] getname_flags.part.34+0x30/0x140
[ 115.097024] [<ffffffff8118e248>] getname+0x38/0x60
[ 115.097024] [<ffffffff81181d55>] do_sys_open+0xc5/0x1e0
[ 115.097024] [<ffffffff81181e92>] SyS_open+0x22/0x30
[ 115.097024] [<ffffffff8161cb82>] system_call_fastpath+0x16/0x1b
[ 115.097024] Code: f4 53 48 83 ec 18 8b 05 8e 53 b7 00 4c 8b 4d 08 21 f0 a8 10 74 0d 4c 89 4d c0 e8 1b 76 4a 00 4c 8b 4d c0 e9 92 00 00 00 4d 89 f5 <4d> 8b 45 00 65 4c 03 04 25 48 cd 00 00 49 8b 50 08 4d 8b 38 49
[ 115.097024] RIP [<ffffffff8116b641>] kmem_cache_alloc+0x41/0x1f0
[ 115.097024] RSP <ffff88007bf0de68>
[ 115.097024] CR2: 0000000fffffffe0
[ 115.121352] ---[ end trace 16bb8e8408b97d0e ]---
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Cc: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Glauber Costa <glommer@parallels.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Balbir Singh <bsingharora@gmail.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Reviewed-by: Michal Hocko <mhocko@suse.cz>
Cc: Li Zefan <lizefan@huawei.com>
Cc: <stable@vger.kernel.org> [3.9.x]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/memcontrol.c | 2 --
1 file changed, 2 deletions(-)
diff -puN mm/memcontrol.c~memcg-dont-initialize-kmem-cache-destroying-work-for-root-caches mm/memcontrol.c
--- a/mm/memcontrol.c~memcg-dont-initialize-kmem-cache-destroying-work-for-root-caches
+++ a/mm/memcontrol.c
@@ -3141,8 +3141,6 @@ int memcg_update_cache_size(struct kmem_
return -ENOMEM;
}
- INIT_WORK(&s->memcg_params->destroy,
- kmem_cache_destroy_work_func);
s->memcg_params->is_root_cache = true;
/*
_
Patches currently in -mm which might be from avagin@openvz.org are
origin.patch
ptrace-add-ability-to-get-set-signal-blocked-mask.patch
ptrace-add-ability-to-get-set-signal-blocked-mask-fix.patch
next reply other threads:[~2013-06-13 18:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-13 18:57 akpm [this message]
2013-08-14 19:35 [merged] memcg-dont-initialize-kmem-cache-destroying-work-for-root-caches.patch removed from -mm tree akpm
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