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| author | Miao Xie <miaox@cn.fujitsu.com> | 2014-04-02 19:51:05 +0800 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2014-06-09 17:20:40 -0700 |
| commit | 27cdeb7096b86f05ad018a24cdb63acdf0850a5d (patch) | |
| tree | 1e795214fd0456f83c85843bea354d7331328bd1 /fs/btrfs/tree-log.c | |
| parent | f959492fc15b60d874a9cbf55ae4760f2ef261ed (diff) | |
| download | op-kernel-dev-27cdeb7096b86f05ad018a24cdb63acdf0850a5d.zip op-kernel-dev-27cdeb7096b86f05ad018a24cdb63acdf0850a5d.tar.gz | |
Btrfs: use bitfield instead of integer data type for the some variants in btrfs_root
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs/btrfs/tree-log.c')
| -rw-r--r-- | fs/btrfs/tree-log.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index e2f45fc..ffee158 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -152,9 +152,9 @@ static int start_log_trans(struct btrfs_trans_handle *trans, if (!root->log_start_pid) { root->log_start_pid = current->pid; - root->log_multiple_pids = false; + clear_bit(BTRFS_ROOT_MULTI_LOG_TASKS, &root->state); } else if (root->log_start_pid != current->pid) { - root->log_multiple_pids = true; + set_bit(BTRFS_ROOT_MULTI_LOG_TASKS, &root->state); } atomic_inc(&root->log_batch); @@ -181,7 +181,7 @@ static int start_log_trans(struct btrfs_trans_handle *trans, if (ret) goto out; } - root->log_multiple_pids = false; + clear_bit(BTRFS_ROOT_MULTI_LOG_TASKS, &root->state); root->log_start_pid = current->pid; atomic_inc(&root->log_batch); atomic_inc(&root->log_writers); @@ -2500,7 +2500,8 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, while (1) { int batch = atomic_read(&root->log_batch); /* when we're on an ssd, just kick the log commit out */ - if (!btrfs_test_opt(root, SSD) && root->log_multiple_pids) { + if (!btrfs_test_opt(root, SSD) && + test_bit(BTRFS_ROOT_MULTI_LOG_TASKS, &root->state)) { mutex_unlock(&root->log_mutex); schedule_timeout_uninterruptible(1); mutex_lock(&root->log_mutex); |
