Famfs needs a slightly different kill_super variant than already existed.
Putting it local to famfs would require exporting d_genocide(); this
seemed a bit cleaner.
Signed-off-by: John Groves <john@xxxxxxxxxx>
---
fs/super.c | 9 +++++++++
include/linux/fs.h | 1 +
2 files changed, 10 insertions(+)
diff --git a/fs/super.c b/fs/super.c
index 69ce6c600968..cd276d30b522 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1236,6 +1236,15 @@ void kill_litter_super(struct super_block *sb)
}
EXPORT_SYMBOL(kill_litter_super);
+void kill_char_super(struct super_block *sb)
+{
+ if (sb->s_root)
+ d_genocide(sb->s_root);
+ generic_shutdown_super(sb);
+ kill_super_notify(sb);
+}
+EXPORT_SYMBOL(kill_char_super);
+
int set_anon_super_fc(struct super_block *sb, struct fs_context *fc)
{
return set_anon_super(sb, NULL);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 8dfd53b52744..cc586f30397d 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2511,6 +2511,7 @@ void generic_shutdown_super(struct super_block *sb);
void kill_block_super(struct super_block *sb);
void kill_anon_super(struct super_block *sb);
void kill_litter_super(struct super_block *sb);
+void kill_char_super(struct super_block *sb);
void deactivate_super(struct super_block *sb);
void deactivate_locked_super(struct super_block *sb);
int set_anon_super(struct super_block *s, void *data);
--
2.43.0
