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Date: Mon, 5 Aug 2013 08:49:51 -0400 From: Vivek Goyal <vgoyal@...hat.com> To: Tejun Heo <tj@...nel.org> Cc: lizefan@...wei.com, containers@...ts.linux-foundation.org, cgroups@...r.kernel.org, linux-kernel@...r.kernel.org, Jens Axboe <axboe@...nel.dk> Subject: Re: [PATCH 09/23] cgroup: add subsys backlink pointer to cftype On Thu, Aug 01, 2013 at 05:49:47PM -0400, Tejun Heo wrote: > cgroup is transitioning to using css (cgroup_subsys_state) instead of > cgroup as the primary subsystem handle. The cgroupfs file interface > will be converted to use css's which requires finding out the > subsystem from cftype so that the matching css can be determined from > the cgroup. > > This patch adds cftype->ss which points to the subsystem the file > belongs to. The field is initialized while a cftype is being > registered. This makes it unnecessary to explicitly specify the > subsystem for other cftype handling functions. @ss argument dropped > from various cftype handling functions. > > This patch shouldn't introduce any behavior differences. > > Signed-off-by: Tejun Heo <tj@...nel.org> > Cc: Vivek Goyal <vgoyal@...hat.com> > Cc: Jens Axboe <axboe@...nel.dk> > --- > block/blk-cgroup.c | 2 +- blk-cgroup bits are simple here. Ack for these. Acked-by: Vivek Goyal <vgoyal@...hat.com> Vivek -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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