Messages in this thread | | | From | Sasha Levin <> | Date | Mon, 12 Mar 2012 20:06:53 +0200 | Subject | Re: [PATCH] blk-cgroup: Call cgroup_path only under cgroup lock |
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On Mon, Mar 12, 2012 at 8:04 PM, Tejun Heo <tj@kernel.org> wrote: > Hello, Sasha. > > On Mon, Mar 12, 2012 at 04:01:18PM -0400, Sasha Levin wrote: >> Since we can't keep rcu read lock during blkg_alloc(), we currently >> call cgroup_path() without any locks at all. >> >> This patch adds cgroup locking before calling cgroup_path. >> >> This also fixes a lockdep warning on boot. >> >> Signed-off-by: Sasha Levin <levinsasha928@gmail.com> > > Which branch is this against? There's already pending stat update > patch from Vivek which fix this problem along with the percpu > allocation problem. > > Thanks.
I've fixed it for linux-next. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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