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-rw-r--r--fs/super.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/super.c b/fs/super.c
index 15671cd..aec99dd 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -571,8 +571,10 @@ int do_remount_sb(struct super_block *sb, int flags, void *data, int force)
{
int retval;
+#ifdef CONFIG_BLOCK
if (!(flags & MS_RDONLY) && bdev_read_only(sb->s_bdev))
return -EACCES;
+#endif
if (flags & MS_RDONLY)
acct_auto_close(sb);
shrink_dcache_sb(sb);
@@ -692,6 +694,7 @@ void kill_litter_super(struct super_block *sb)
EXPORT_SYMBOL(kill_litter_super);
+#ifdef CONFIG_BLOCK
static int set_bdev_super(struct super_block *s, void *data)
{
s->s_bdev = data;
@@ -787,6 +790,7 @@ void kill_block_super(struct super_block *sb)
}
EXPORT_SYMBOL(kill_block_super);
+#endif
int get_sb_nodev(struct file_system_type *fs_type,
int flags, void *data,
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