于 2011年12月13日 23:41, Tejun Heo 写道:

On Sun, Dec 11, 2011 at 03:45:38PM +0100, Glauber Costa wrote:

quoted

There is no reason to have a flags field, and then a separate
bool field just to indicate if 'none' subsystem were explicitly
requested.

Make it a flag

Signed-off-by: Glauber Costa <redacted>

Same as the previous patch.  Doesn't this change how remount
conditions are checked?

Right. The patch prevents us from doing:

	# mount -t cgroup -o none,name=tmp xxx /mnt
	# mount -o remount,cpuset xxx /mnt
	(failed)
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