btrfs: get fs_info from trans in btrfs_need_log_full_commit

We can read fs_info from the transaction and can drop it from the
parameters.

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 79f75be..dc030f6 100644 (file)
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -139,7 +139,7 @@ static int start_log_trans(struct btrfs_trans_handle *trans,
        mutex_lock(&root->log_mutex);
 
        if (root->log_root) {
-               if (btrfs_need_log_full_commit(fs_info, trans)) {
+               if (btrfs_need_log_full_commit(trans)) {
                        ret = -EAGAIN;
                        goto out;
                }
@@ -3077,7 +3077,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
        }
 
        /* bail out if we need to do a full commit */
-       if (btrfs_need_log_full_commit(fs_info, trans)) {
+       if (btrfs_need_log_full_commit(trans)) {
                ret = -EAGAIN;
                mutex_unlock(&root->log_mutex);
                goto out;
@@ -3184,7 +3184,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
         * now that we've moved on to the tree of log tree roots,
         * check the full commit flag again
         */
-       if (btrfs_need_log_full_commit(fs_info, trans)) {
+       if (btrfs_need_log_full_commit(trans)) {
                blk_finish_plug(&plug);
                btrfs_wait_tree_log_extents(log, mark);
                mutex_unlock(&log_root_tree->log_mutex);

diff --git a/fs/btrfs/tree-log.h b/fs/btrfs/tree-log.h
index 0fab84a..bdf63d0 100644 (file)
--- a/fs/btrfs/tree-log.h
+++ b/fs/btrfs/tree-log.h
@@ -36,10 +36,9 @@ static inline void btrfs_set_log_full_commit(struct btrfs_fs_info *fs_info,
        WRITE_ONCE(fs_info->last_trans_log_full_commit, trans->transid);
 }
 
-static inline int btrfs_need_log_full_commit(struct btrfs_fs_info *fs_info,
-                                            struct btrfs_trans_handle *trans)
+static inline int btrfs_need_log_full_commit(struct btrfs_trans_handle *trans)
 {
-       return READ_ONCE(fs_info->last_trans_log_full_commit) ==
+       return READ_ONCE(trans->fs_info->last_trans_log_full_commit) ==
                trans->transid;
 }