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-rw-r--r--fs/f2fs/f2fs.h1
-rw-r--r--fs/f2fs/super.c12
2 files changed, 11 insertions, 2 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index c2cf040d5284..1795ce231118 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -525,6 +525,7 @@ struct f2fs_sb_info {
struct f2fs_super_block *raw_super; /* raw super block pointer */
int s_dirty; /* dirty flag for checkpoint */
bool need_fsck; /* need fsck.f2fs to fix */
+ bool s_closing; /* specify unmounting */
/* for node-related operations */
struct f2fs_nm_info *nm_info; /* node manager */
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 0e97974bbbbd..84f95cd4076a 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -487,7 +487,8 @@ int f2fs_sync_fs(struct super_block *sb, int sync)
if (sync) {
struct cp_control cpc;
- cpc.reason = test_opt(sbi, FASTBOOT) ? CP_UMOUNT : CP_SYNC;
+ cpc.reason = (test_opt(sbi, FASTBOOT) || sbi->s_closing) ?
+ CP_UMOUNT : CP_SYNC;
mutex_lock(&sbi->gc_mutex);
write_checkpoint(sbi, &cpc);
mutex_unlock(&sbi->gc_mutex);
@@ -1190,11 +1191,18 @@ static struct dentry *f2fs_mount(struct file_system_type *fs_type, int flags,
return mount_bdev(fs_type, flags, dev_name, data, f2fs_fill_super);
}
+static void kill_f2fs_super(struct super_block *sb)
+{
+ if (sb->s_root)
+ F2FS_SB(sb)->s_closing = true;
+ kill_block_super(sb);
+}
+
static struct file_system_type f2fs_fs_type = {
.owner = THIS_MODULE,
.name = "f2fs",
.mount = f2fs_mount,
- .kill_sb = kill_block_super,
+ .kill_sb = kill_f2fs_super,
.fs_flags = FS_REQUIRES_DEV,
};
MODULE_ALIAS_FS("f2fs");