Hello,
On Tue, Jun 9, 2015 at 4:20 PM, Aleksa Sarai wrote:
> CGROUP_CANFORK_{START,END,COUNT} aren't used to restrict the
> iteration. They're used for restricting the size of the @ss_priv
> array. If you want, I can use CANFORK_{START,END} to restrict the
> iteration -- I just prefer using the f
>> @@ -4924,6 +4927,7 @@ static void __init cgroup_init_subsys(struct
>> cgroup_subsys *ss, bool early)
>>
>> have_fork_callback |= (bool)ss->fork << ss->id;
>> have_exit_callback |= (bool)ss->exit << ss->id;
>> + have_canfork_callback |= (bool)ss->can_fork << ss->id;
>
> Hmmm
Hello, Aleksa.
Looks pretty good to me in general. Some minor comments below.
On Sat, Jun 06, 2015 at 10:02:17AM +1000, Aleksa Sarai wrote:
> diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
> index a593e29..17d0046 100644
> --- a/include/linux/cgroup.h
> +++ b/include/linux/cgroup.
Add a new cgroup subsystem callback can_fork that conditionally
states whether or not the fork is accepted or rejected by a cgroup
policy. In addition, add a cancel_fork callback so that if an error
occurs later in the forking process, any state modified by can_fork can
be reverted.
Allow for a pr
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