Messages in this thread | | | Subject | Re: [PATCH 0/3] cgroup: fix race between cgroup_post_fork() and cgroup_migrate() | From | Zefan Li <> | Date | Sat, 28 Nov 2015 11:09:33 +0800 |
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On 2015/11/28 2:57, Oleg Nesterov wrote: > On 11/26, Oleg Nesterov wrote: >> >> OK. I do not know what exactly do you mean, perhaps if you fix this problem >> the race between fork and attach goes away and in this case the fix I sent >> is not needed? > > Otherwise please consider this series. > > Slightly tested, seems to work; please review. >
Allowing tasks migrating between cgroups while forking is problematic. I'm more than glad to see those changes.
Acked-by: Zefan Li <lizefan@huawei.com>
> Oleg. > > include/linux/cgroup-defs.h | 12 ++------ > include/linux/cgroup.h | 19 ++++--------- > include/linux/cgroup_subsys.h | 18 ------------ > kernel/cgroup.c | 30 +++++---------------- > kernel/cgroup_freezer.c | 2 +- > kernel/cgroup_pids.c | 58 +++++++--------------------------------- > kernel/fork.c | 16 ++++------- > kernel/sched/core.c | 2 +- > 8 files changed, 34 insertions(+), 123 deletions(-) > >
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