diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-05 08:04:07 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-05 08:04:07 +0200 |
| commit | fbc1ec2efe665c07c8c71f9f19edb018f7984107 (patch) | |
| tree | e7df9dac12c640a83ce8859300e061f1f8913ecd /drivers/md/dm-round-robin.c | |
| parent | 02baff325462cc7e81241b21959c5e62e7ca575e (diff) | |
| parent | c6935931c1894ff857616ff8549b61236a19148f (diff) | |
| download | linux-fbc1ec2efe665c07c8c71f9f19edb018f7984107.tar.bz2 | |
Merge 4.8-rc5 into char-misc-next
We want the fixes in here for merging and testing.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 4ace1da17db8..6c25213ab38c 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); |