1 files changed, 7 insertions, 0 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index a5b2c33745b7..c1b72388e571 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -474,6 +474,13 @@ int proc_fill_super(struct super_block *s, void *data, int silent)
 	s->s_magic = PROC_SUPER_MAGIC;
 	s->s_op = &proc_sops;
 	s->s_time_gran = 1;
+
+	/*
+	 * procfs isn't actually a stacking filesystem; however, there is
+	 * too much magic going on inside it to permit stacking things on
+	 * top of it
+	 */
+	s->s_stack_depth = FILESYSTEM_MAX_STACK_DEPTH;
 	
 	pde_get(&proc_root);
 	root_inode = proc_get_inode(s, &proc_root);