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Diffstat (limited to 'fs/f2fs/checkpoint.c')
-rw-r--r--fs/f2fs/checkpoint.c24
1 files changed, 18 insertions, 6 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 7de48e791920..7bf1feb5ac78 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1893,15 +1893,27 @@ int f2fs_start_ckpt_thread(struct f2fs_sb_info *sbi)
void f2fs_stop_ckpt_thread(struct f2fs_sb_info *sbi)
{
struct ckpt_req_control *cprc = &sbi->cprc_info;
+ struct task_struct *ckpt_task;
- if (cprc->f2fs_issue_ckpt) {
- struct task_struct *ckpt_task = cprc->f2fs_issue_ckpt;
+ if (!cprc->f2fs_issue_ckpt)
+ return;
- cprc->f2fs_issue_ckpt = NULL;
- kthread_stop(ckpt_task);
+ ckpt_task = cprc->f2fs_issue_ckpt;
+ cprc->f2fs_issue_ckpt = NULL;
+ kthread_stop(ckpt_task);
- flush_remained_ckpt_reqs(sbi, NULL);
- }
+ f2fs_flush_ckpt_thread(sbi);
+}
+
+void f2fs_flush_ckpt_thread(struct f2fs_sb_info *sbi)
+{
+ struct ckpt_req_control *cprc = &sbi->cprc_info;
+
+ flush_remained_ckpt_reqs(sbi, NULL);
+
+ /* Let's wait for the previous dispatched checkpoint. */
+ while (atomic_read(&cprc->queued_ckpt))
+ io_schedule_timeout(DEFAULT_IO_TIMEOUT);
}
void f2fs_init_ckpt_req_control(struct f2fs_sb_info *sbi)