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-rw-r--r--fs/fuse/inode.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index ce0a2838ccd0..f0eda124cffb 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -367,11 +367,6 @@ void fuse_conn_kill(struct fuse_conn *fc)
wake_up_all(&fc->waitq);
wake_up_all(&fc->blocked_waitq);
wake_up_all(&fc->reserved_req_waitq);
- mutex_lock(&fuse_mutex);
- list_del(&fc->entry);
- fuse_ctl_remove_conn(fc);
- mutex_unlock(&fuse_mutex);
- fuse_bdi_destroy(fc);
}
EXPORT_SYMBOL_GPL(fuse_conn_kill);
@@ -380,7 +375,14 @@ static void fuse_put_super(struct super_block *sb)
struct fuse_conn *fc = get_fuse_conn_super(sb);
fuse_send_destroy(fc);
+
fuse_conn_kill(fc);
+ mutex_lock(&fuse_mutex);
+ list_del(&fc->entry);
+ fuse_ctl_remove_conn(fc);
+ mutex_unlock(&fuse_mutex);
+ fuse_bdi_destroy(fc);
+
fuse_conn_put(fc);
}
@@ -1195,6 +1197,12 @@ static void fuse_fs_cleanup(void)
{
unregister_filesystem(&fuse_fs_type);
unregister_fuseblk();
+
+ /*
+ * Make sure all delayed rcu free inodes are flushed before we
+ * destroy cache.
+ */
+ rcu_barrier();
kmem_cache_destroy(fuse_inode_cachep);
}