diff options
| author | Bart Van Assche <bart.vanassche@wdc.com> | 2017-08-29 08:50:11 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-08-29 21:51:41 -0400 |
| commit | 26e3e3cb05604073f2e9969fb0f06f35eb3b3313 (patch) | |
| tree | fbdb1b52fa018e2dde35c9956aacfbd3636dfc1b /drivers/scsi | |
| parent | fbf252335f8e2bd39d4ce59b1db0836a40ab227b (diff) | |
scsi: rcu: Introduce rcu_swap_protected()
A common pattern in RCU code is to assign a new value to an RCU pointer
after having read and stored the old value. Introduce a macro for this
pattern.
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
Cc: Shane M Seymour <shane.seymour@hpe.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
0 files changed, 0 insertions, 0 deletions