diff options
| author | Seraphime Kirkovski <kirkseraph@gmail.com> | 2016-12-15 14:38:16 +0100 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2017-02-14 15:50:50 +0100 |
| commit | 20c7bcec6f8fcc305f1f2a2488657836ca8be69d (patch) | |
| tree | 8f4d524cb5649981af8db3165f4f7ef26fad6c95 /fs/btrfs/transaction.c | |
| parent | 50d0446e68fa0b687bd06288cc6cc25c475ab3fb (diff) | |
Btrfs: ACCESS_ONCE cleanup
This replaces ACCESS_ONCE macro with the corresponding
READ|WRITE macros
Signed-off-by: Seraphime Kirkovski <kirkseraph@gmail.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/transaction.c')
| -rw-r--r-- | fs/btrfs/transaction.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 0e0508f488b2..bd2890c2c9d3 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -866,14 +866,14 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans, if (lock && !atomic_read(&info->open_ioctl_trans) && should_end_transaction(trans) && - ACCESS_ONCE(cur_trans->state) == TRANS_STATE_RUNNING) { + READ_ONCE(cur_trans->state) == TRANS_STATE_RUNNING) { spin_lock(&info->trans_lock); if (cur_trans->state == TRANS_STATE_RUNNING) cur_trans->state = TRANS_STATE_BLOCKED; spin_unlock(&info->trans_lock); } - if (lock && ACCESS_ONCE(cur_trans->state) == TRANS_STATE_BLOCKED) { + if (lock && READ_ONCE(cur_trans->state) == TRANS_STATE_BLOCKED) { if (throttle) return btrfs_commit_transaction(trans); else @@ -1940,7 +1940,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans) int ret; /* Stop the commit early if ->aborted is set */ - if (unlikely(ACCESS_ONCE(cur_trans->aborted))) { + if (unlikely(READ_ONCE(cur_trans->aborted))) { ret = cur_trans->aborted; btrfs_end_transaction(trans); return ret; @@ -2080,7 +2080,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans) atomic_read(&cur_trans->num_writers) == 1); /* ->aborted might be set after the previous check, so check it */ - if (unlikely(ACCESS_ONCE(cur_trans->aborted))) { + if (unlikely(READ_ONCE(cur_trans->aborted))) { ret = cur_trans->aborted; goto scrub_continue; } @@ -2194,7 +2194,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans) * The tasks which save the space cache and inode cache may also * update ->aborted, check it. */ - if (unlikely(ACCESS_ONCE(cur_trans->aborted))) { + if (unlikely(READ_ONCE(cur_trans->aborted))) { ret = cur_trans->aborted; mutex_unlock(&fs_info->tree_log_mutex); mutex_unlock(&fs_info->reloc_mutex); |