Re: [PATCH 1/2] PM / Freezer: Remove the "userspace only"constraint from freezer[_do_not]_count()

[Tejun Heo]

On Tue, Dec 06, 2011 at 09:33:44PM +0530, Srivatsa S. Bhat wrote:
> At present, the functions freezer_count() and freezer_do_not_count()
> impose the restriction that they are effective only for userspace processes.
> However, now, these functions have found more utility than originally
> intended by the commit which introduced it: ba96a0c8 (freezer:
> fix vfork problem). And moreover, even the vfork issue does not need
> the above restriction in these functions, since they are anyway called by
> userspace processes.
> 
> So, modify these functions to make them work even for kernel threads, so
> that they can be used at other places in the kernel, where the userspace
> restriction doesn't apply.
> 
> Suggested-by: Oleg Nesterov <oleg@xxxxxxxxxx>
> Suggested-by: Tejun Heo <tj@xxxxxxxxxx>
> Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@xxxxxxxxxxxxxxxxxx>

Acked-by: Tejun Heo <tj@xxxxxxxxxx>

Thanks.

-- 
tejun
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