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-rw-r--r--fs/btrfs/delayed-ref.c23
1 files changed, 13 insertions, 10 deletions
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 353cc2994d10..88a1e27d2fc2 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -69,9 +69,10 @@ int btrfs_should_throttle_delayed_refs(struct btrfs_trans_handle *trans)
}
/**
- * btrfs_delayed_refs_rsv_release - release a ref head's reservation.
- * @fs_info - the fs_info for our fs.
- * @nr - the number of items to drop.
+ * Release a ref head's reservation
+ *
+ * @fs_info: the filesystem
+ * @nr: number of items to drop
*
* This drops the delayed ref head's count from the delayed refs rsv and frees
* any excess reservation we had.
@@ -114,10 +115,11 @@ void btrfs_update_delayed_refs_rsv(struct btrfs_trans_handle *trans)
}
/**
- * btrfs_migrate_to_delayed_refs_rsv - transfer bytes to our delayed refs rsv.
- * @fs_info - the fs info for our fs.
- * @src - the source block rsv to transfer from.
- * @num_bytes - the number of bytes to transfer.
+ * Transfer bytes to our delayed refs rsv
+ *
+ * @fs_info: the filesystem
+ * @src: source block rsv to transfer from
+ * @num_bytes: number of bytes to transfer
*
* This transfers up to the num_bytes amount from the src rsv to the
* delayed_refs_rsv. Any extra bytes are returned to the space info.
@@ -162,9 +164,10 @@ void btrfs_migrate_to_delayed_refs_rsv(struct btrfs_fs_info *fs_info,
}
/**
- * btrfs_delayed_refs_rsv_refill - refill based on our delayed refs usage.
- * @fs_info - the fs_info for our fs.
- * @flush - control how we can flush for this reservation.
+ * Refill based on our delayed refs usage
+ *
+ * @fs_info: the filesystem
+ * @flush: control how we can flush for this reservation.
*
* This will refill the delayed block_rsv up to 1 items size worth of space and
* will return -ENOSPC if we can't make the reservation.