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-rw-r--r--fs/f2fs/segment.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 7637033ef87b..6eaa98ea8ec6 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1065,6 +1065,18 @@ void f2fs_wait_discard_bio(struct f2fs_sb_info *sbi, block_t blkaddr)
__wait_one_discard_bio(sbi, dc);
}
+void stop_discard_thread(struct f2fs_sb_info *sbi)
+{
+ struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info;
+
+ if (dcc && dcc->f2fs_issue_discard) {
+ struct task_struct *discard_thread = dcc->f2fs_issue_discard;
+
+ dcc->f2fs_issue_discard = NULL;
+ kthread_stop(discard_thread);
+ }
+}
+
/* This comes from f2fs_put_super */
void f2fs_wait_discard_bios(struct f2fs_sb_info *sbi)
{
@@ -1422,12 +1434,7 @@ static void destroy_discard_cmd_control(struct f2fs_sb_info *sbi)
if (!dcc)
return;
- if (dcc->f2fs_issue_discard) {
- struct task_struct *discard_thread = dcc->f2fs_issue_discard;
-
- dcc->f2fs_issue_discard = NULL;
- kthread_stop(discard_thread);
- }
+ stop_discard_thread(sbi);
kfree(dcc);
SM_I(sbi)->dcc_info = NULL;