[PATCH 1/3] writeback: Rename wb_writeback_work->auto_free to free_work.

[Julian Sun <sunjunchao@bytedance.com>]

This patch is to prepare for subsequent patches. It only does
's/auto_free/free_work' with no functional changes.

Signed-off-by: Julian Sun <sunjunchao@bytedance.com>
---
 fs/fs-writeback.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index cc57367fb641..4a6c22df5649 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -48,7 +48,7 @@ struct wb_writeback_work {
 	unsigned int range_cyclic:1;
 	unsigned int for_background:1;
 	unsigned int for_sync:1;	/* sync(2) WB_SYNC_ALL writeback */
-	unsigned int auto_free:1;	/* free on completion */
+	unsigned int free_work:1;	/* free work on completion */
 	enum wb_reason reason;		/* why was writeback initiated? */
 
 	struct list_head list;		/* pending work list */
@@ -170,7 +170,7 @@ static void finish_writeback_work(struct wb_writeback_work *work)
 {
 	struct wb_completion *done = work->done;
 
-	if (work->auto_free)
+	if (work->free_work)
 		kfree(work);
 	if (done) {
 		wait_queue_head_t *waitq = done->waitq;
@@ -1029,7 +1029,7 @@ static void bdi_split_work_to_wbs(struct backing_dev_info *bdi,
 		if (work) {
 			*work = *base_work;
 			work->nr_pages = nr_pages;
-			work->auto_free = 1;
+			work->free_work = 1;
 			wb_queue_work(wb, work);
 			continue;
 		}
@@ -1048,7 +1048,7 @@ static void bdi_split_work_to_wbs(struct backing_dev_info *bdi,
 		work = &fallback_work;
 		*work = *base_work;
 		work->nr_pages = nr_pages;
-		work->auto_free = 0;
+		work->free_work = 0;
 		work->done = &fallback_work_done;
 
 		wb_queue_work(wb, work);
@@ -1130,7 +1130,7 @@ int cgroup_writeback_by_id(u64 bdi_id, int memcg_id,
 		work->range_cyclic = 1;
 		work->reason = reason;
 		work->done = done;
-		work->auto_free = 1;
+		work->free_work = 1;
 		wb_queue_work(wb, work);
 		ret = 0;
 	} else {
@@ -1237,7 +1237,7 @@ static void bdi_split_work_to_wbs(struct backing_dev_info *bdi,
 	might_sleep();
 
 	if (!skip_if_busy || !writeback_in_progress(&bdi->wb)) {
-		base_work->auto_free = 0;
+		base_work->free_work = 0;
 		wb_queue_work(&bdi->wb, base_work);
 	}
 }
-- 
2.20.1