[PATCHSET] cgroup: simplify cgroup removal path

Tejun Heo tj at kernel.org
Wed Oct 31 17:18:49 UTC 2012


On Wed, Oct 31, 2012 at 05:49:33PM +0400, Glauber Costa wrote:
> The only think that drew my attention is that you are changing the
> local_irq_save callsite to local_irq_disable. It shouldn't be a problem,
> since this is never expected to be called in interrupt context.
> Still... it makes me wonder if that disabled-interrupt block is still
> needed? According to the changelogs, it was introduced in e7c5ec919 for
> the css_tryget mechanism. But css_tryget itself will never scan
> subsystems, so if we can no longer fail, we should be able to just ditch
> it. Unless I am missing something

Note both in the commit messages.



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