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-rw-r--r--fs/f2fs/super.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index b8e5fe244596..2533d309a924 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -3846,6 +3846,26 @@ int f2fs_commit_super(struct f2fs_sb_info *sbi, bool recover)
return err;
}
+void f2fs_handle_stop(struct f2fs_sb_info *sbi, unsigned char reason)
+{
+ struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);
+ int err;
+
+ f2fs_bug_on(sbi, reason >= MAX_STOP_REASON);
+
+ f2fs_down_write(&sbi->sb_lock);
+
+ if (raw_super->s_stop_reason[reason] < ((1 << BITS_PER_BYTE) - 1))
+ raw_super->s_stop_reason[reason]++;
+
+ err = f2fs_commit_super(sbi, false);
+ if (err)
+ f2fs_err(sbi, "f2fs_commit_super fails to record reason:%u err:%d",
+ reason, err);
+
+ f2fs_up_write(&sbi->sb_lock);
+}
+
static int f2fs_scan_devices(struct f2fs_sb_info *sbi)
{
struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);