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authorJames Bottomley <James.Bottomley@HansenPartnership.com>2016-07-06 07:25:55 -0700
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2016-07-06 07:25:55 -0700
commitea1a25c3348abc33d7d94db28501766adf3d1c7d (patch)
treeca3c5c8b72532117034dd2d57a2a85eead13db7b /fs/proc/root.c
parent5e7ff2ca7f2da55fe777167849d0c93403bd0dc8 (diff)
parent262e2bfd7d1e1f1ee48b870e5dfabb87c06b975e (diff)
Merge branch 'jejb-fixes' into fixes
Diffstat (limited to 'fs/proc/root.c')
-rw-r--r--fs/proc/root.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 55bc7d6c8aaca..06702783bf402 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -121,6 +121,13 @@ static struct dentry *proc_mount(struct file_system_type *fs_type,
if (IS_ERR(sb))
return ERR_CAST(sb);
+ /*
+ * 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
+ */
+ sb->s_stack_depth = FILESYSTEM_MAX_STACK_DEPTH;
+
if (!proc_parse_options(options, ns)) {
deactivate_locked_super(sb);
return ERR_PTR(-EINVAL);