diff options
| author | David S. Miller <davem@davemloft.net> | 2016-08-30 00:54:02 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-08-30 00:54:02 -0400 |
| commit | 6abdd5f5935fff978f950561f3c5175eb34dad73 (patch) | |
| tree | 6f3ed3a4f4af9e74436ec9355ebf8201357f1c40 /drivers/md/dm-round-robin.c | |
| parent | 0b498a52778368ff501557d68c7b50878ab1701e (diff) | |
| parent | e4e98c460ad38c78498622a164fd5ef09a2dc9cb (diff) | |
| download | op-kernel-dev-6abdd5f5935fff978f950561f3c5175eb34dad73.zip op-kernel-dev-6abdd5f5935fff978f950561f3c5175eb34dad73.tar.gz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
All three conflicts were cases of simple overlapping
changes.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/md/dm-round-robin.c')
| -rw-r--r-- | drivers/md/dm-round-robin.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/md/dm-round-robin.c b/drivers/md/dm-round-robin.c index 4ace1da..6c25213 100644 --- a/drivers/md/dm-round-robin.c +++ b/drivers/md/dm-round-robin.c @@ -210,14 +210,17 @@ static struct dm_path *rr_select_path(struct path_selector *ps, size_t nr_bytes) struct path_info *pi = NULL; struct dm_path *current_path = NULL; + local_irq_save(flags); current_path = *this_cpu_ptr(s->current_path); if (current_path) { percpu_counter_dec(&s->repeat_count); - if (percpu_counter_read_positive(&s->repeat_count) > 0) + if (percpu_counter_read_positive(&s->repeat_count) > 0) { + local_irq_restore(flags); return current_path; + } } - spin_lock_irqsave(&s->lock, flags); + spin_lock(&s->lock); if (!list_empty(&s->valid_paths)) { pi = list_entry(s->valid_paths.next, struct path_info, list); list_move_tail(&pi->list, &s->valid_paths); |
