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bcache: closures: move control bits one bit right 

Otherwise, architectures that do negated adds of atomics (e.g. s390)
to do atomic_sub fail in closure_set_stopped.

Signed-off-by: Michael Lyle <mlyle@lyle.org>
Cc: Kent Overstreet <kent.overstreet@gmail.com>
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Michael Lyle 2018-01-09 11:13:23 -08:00 committed by Jens Axboe
parent aa98192dea
commit 3609c471a1
1 changed files with 4 additions and 4 deletions
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8
drivers/md/bcache/closure.h
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@ -127,10 +127,10 @@ enum closure_state {
* annotate where references are being transferred.
*/
CLOSURE_BITS_START = (1U << 27),
CLOSURE_DESTRUCTOR = (1U << 27),
CLOSURE_WAITING = (1U << 29),
CLOSURE_RUNNING = (1U << 31),
CLOSURE_BITS_START = (1U << 26),
CLOSURE_DESTRUCTOR = (1U << 26),
CLOSURE_WAITING = (1U << 28),
CLOSURE_RUNNING = (1U << 30),
};
#define CLOSURE_GUARD_MASK \