Mike Snitzer 216076705d dm thin: disable discard support for thin devices if pool's is disabled ...

If the pool is configured with 'ignore_discard' its discard support is
disabled.  The pool's thin devices should also have queue_limits that
reflect discards are disabled.

Fixes: 34fbcf62 ("dm thin: range discard support")
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org # 4.1+

2015-09-13 21:32:10 -04:00

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