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| author |   Bart Van Assche <bart.vanassche@sandisk.com> | 2017-04-27 10:11:14 -0700 |
|---|---|---|
| committer |   Mike Snitzer <snitzer@redhat.com> | 2017-04-27 17:00:35 -0400 |
| commit | 89bfce763e43fa4897e0d3af6b29ed909df64cfd (patch) | |
| tree | 92411ed52d2d05362621635593b14eddfa8b16e6 /drivers/md/dm-mpath.c | |
| parent | dm ioctl: prevent stack leak in dm ioctl call (diff) | |
| download | linux-dev-89bfce763e43fa4897e0d3af6b29ed909df64cfd.tar.xz linux-dev-89bfce763e43fa4897e0d3af6b29ed909df64cfd.zip | |
dm mpath: split and rename activate_path() to prepare for its expanded use
activate_path() is renamed to activate_path_work() which now calls
activate_or_offline_path(). activate_or_offline_path() will be used
by the next commit.
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Hannes Reinecke <hare@suse.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: <stable@vger.kernel.org>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-mpath.c')
| -rw-r--r-- | drivers/md/dm-mpath.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index a4cc4d42117b..4b891d9ff349 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -111,7 +111,8 @@ typedef int (*action_fn) (struct pgpath *pgpath); static struct workqueue_struct *kmultipathd, *kmpath_handlerd; static void trigger_event(struct work_struct *work); -static void activate_path(struct work_struct *work); +static void activate_or_offline_path(struct pgpath *pgpath); +static void activate_path_work(struct work_struct *work); static void process_queued_bios(struct work_struct *work); /*----------------------------------------------- @@ -136,7 +137,7 @@ static struct pgpath *alloc_pgpath(void) if (pgpath) { pgpath->is_active = true; - INIT_DELAYED_WORK(&pgpath->activate_path, activate_path); + INIT_DELAYED_WORK(&pgpath->activate_path, activate_path_work); } return pgpath; @@ -1436,10 +1437,8 @@ out: spin_unlock_irqrestore(&m->lock, flags); } -static void activate_path(struct work_struct *work) +static void activate_or_offline_path(struct pgpath *pgpath) { - struct pgpath *pgpath = - container_of(work, struct pgpath, activate_path.work); struct request_queue *q = bdev_get_queue(pgpath->path.dev->bdev); if (pgpath->is_active && !blk_queue_dying(q)) @@ -1448,6 +1447,14 @@ static void activate_path(struct work_struct *work) pg_init_done(pgpath, SCSI_DH_DEV_OFFLINED); } +static void activate_path_work(struct work_struct *work) +{ + struct pgpath *pgpath = + container_of(work, struct pgpath, activate_path.work); + + activate_or_offline_path(pgpath); +} + static int noretry_error(int error) { switch (error) { |