diff options
| author | David Sterba <dsterba@suse.com> | 2018-02-26 16:15:17 +0100 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2018-05-28 18:23:09 +0200 |
| commit | 093258e6ebaf178bb25da514f0d1f744968cc900 (patch) | |
| tree | c9ee01a7d5cc576fbe07f0df782088ce504791d1 /fs/btrfs/ordered-data.c | |
| parent | 3d3a2e610ea5e7c6d4f9481ecce5d8e2d8317843 (diff) | |
| download | linux-093258e6ebaf178bb25da514f0d1f744968cc900.tar.bz2 | |
btrfs: replace waitqueue_actvie with cond_wake_up
Use the wrappers and reduce the amount of low-level details about the
waitqueue management.
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ordered-data.c')
| -rw-r--r-- | fs/btrfs/ordered-data.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c index 6db8bb2f2c28..2e1a1694a33d 100644 --- a/fs/btrfs/ordered-data.c +++ b/fs/btrfs/ordered-data.c @@ -343,11 +343,8 @@ int btrfs_dec_test_first_ordered_pending(struct inode *inode, if (entry->bytes_left == 0) { ret = test_and_set_bit(BTRFS_ORDERED_IO_DONE, &entry->flags); - /* - * Implicit memory barrier after test_and_set_bit - */ - if (waitqueue_active(&entry->wait)) - wake_up(&entry->wait); + /* test_and_set_bit implies a barrier */ + cond_wake_up_nomb(&entry->wait); } else { ret = 1; } @@ -410,11 +407,8 @@ have_entry: if (entry->bytes_left == 0) { ret = test_and_set_bit(BTRFS_ORDERED_IO_DONE, &entry->flags); - /* - * Implicit memory barrier after test_and_set_bit - */ - if (waitqueue_active(&entry->wait)) - wake_up(&entry->wait); + /* test_and_set_bit implies a barrier */ + cond_wake_up_nomb(&entry->wait); } else { ret = 1; } |