Re: [PATCH -tip 1/2] [PATCH -tip 1/2] sched: Reinstate group namesin /proc/sched_debug.

[Yong Zhang]

On Tue, Jan 11, 2011 at 07:12:44PM +0530, Bharata B Rao wrote:
> The group name is generated in a global buffer which is protected by
> this lock. Earlier small sized local buffer (on stack) was used for
> this purpose which wasn't ideal. Also since we can be here from
> interrupt context, I wanted to avoid allocation too. Hence went for
> a global buffer protected by a lock.

Sounds good ;)

BTW, I guess we can also remove rcu_read_lock/unlock() in print_rt_stats()
and print_cfs_stats() with sched_debug_lock hold.

Thanks,
Yong
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