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author | David Sterba <dsterba@suse.com> | 2018-02-26 16:15:17 +0100 |
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committer | David Sterba <dsterba@suse.com> | 2018-05-28 18:23:09 +0200 |
commit | 093258e6ebaf178bb25da514f0d1f744968cc900 (patch) | |
tree | c9ee01a7d5cc576fbe07f0df782088ce504791d1 /fs/btrfs/compression.c | |
parent | 3d3a2e610ea5e7c6d4f9481ecce5d8e2d8317843 (diff) | |
download | linux-stable-093258e6ebaf178bb25da514f0d1f744968cc900.tar.gz linux-stable-093258e6ebaf178bb25da514f0d1f744968cc900.tar.bz2 linux-stable-093258e6ebaf178bb25da514f0d1f744968cc900.zip |
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/compression.c')
-rw-r--r-- | fs/btrfs/compression.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index 1061575a7d25..d3e447b45bf7 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -990,12 +990,7 @@ static void __free_workspace(int type, struct list_head *workspace, btrfs_compress_op[idx]->free_workspace(workspace); atomic_dec(total_ws); wake: - /* - * Make sure counter is updated before we wake up waiters. - */ - smp_mb(); - if (waitqueue_active(ws_wait)) - wake_up(ws_wait); + cond_wake_up(ws_wait); } static void free_workspace(int type, struct list_head *ws) |