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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-12-21 08:00:43 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-12-21 08:00:43 +0400 |
| commit | 4c9a44aebeaef35570a67aed17b72a2cf8d0b219 (patch) | |
| tree | abb874fe7f50671627b282f6c7fb58db5e75a2e3 /mm/memcontrol.c | |
| parent | 1f0377ff088ed2971c57debc9b0c3b846ec431fd (diff) | |
| parent | cfde819088422503b5c69e03ab7bb90f87121d4d (diff) | |
| download | linux-4c9a44aebeaef35570a67aed17b72a2cf8d0b219.tar.xz | |
Merge branch 'akpm' (Andrew's patch-bomb)
Merge the rest of Andrew's patches for -rc1:
"A bunch of fixes and misc missed-out-on things.
That'll do for -rc1. I still have a batch of IPC patches which still
have a possible bug report which I'm chasing down."
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (25 commits)
keys: use keyring_alloc() to create module signing keyring
keys: fix unreachable code
sendfile: allows bypassing of notifier events
SGI-XP: handle non-fatal traps
fat: fix incorrect function comment
Documentation: ABI: remove testing/sysfs-devices-node
proc: fix inconsistent lock state
linux/kernel.h: fix DIV_ROUND_CLOSEST with unsigned divisors
memcg: don't register hotcpu notifier from ->css_alloc()
checkpatch: warn on uapi #includes that #include <uapi/...
revert "rtc: recycle id when unloading a rtc driver"
mm: clean up transparent hugepage sysfs error messages
hfsplus: add error message for the case of failure of sync fs in delayed_sync_fs() method
hfsplus: rework processing of hfs_btree_write() returned error
hfsplus: rework processing errors in hfsplus_free_extents()
hfsplus: avoid crash on failed block map free
kcmp: include linux/ptrace.h
drivers/rtc/rtc-imxdi.c: must include <linux/spinlock.h>
mm: cma: WARN if freed memory is still in use
exec: do not leave bprm->interp on stack
...
Diffstat (limited to 'mm/memcontrol.c')
| -rw-r--r-- | mm/memcontrol.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index f3009b4bae51..09255ec8159c 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -6090,7 +6090,6 @@ mem_cgroup_css_alloc(struct cgroup *cont) &per_cpu(memcg_stock, cpu); INIT_WORK(&stock->work, drain_local_stock); } - hotcpu_notifier(memcg_cpu_hotplug_callback, 0); } else { parent = mem_cgroup_from_cont(cont->parent); memcg->use_hierarchy = parent->use_hierarchy; @@ -6756,6 +6755,19 @@ struct cgroup_subsys mem_cgroup_subsys = { .use_id = 1, }; +/* + * The rest of init is performed during ->css_alloc() for root css which + * happens before initcalls. hotcpu_notifier() can't be done together as + * it would introduce circular locking by adding cgroup_lock -> cpu hotplug + * dependency. Do it from a subsys_initcall(). + */ +static int __init mem_cgroup_init(void) +{ + hotcpu_notifier(memcg_cpu_hotplug_callback, 0); + return 0; +} +subsys_initcall(mem_cgroup_init); + #ifdef CONFIG_MEMCG_SWAP static int __init enable_swap_account(char *s) { |