On Tue, Dec 07, 2021 at 03:21:22PM -0500, Stefan Berger wrote: > To prepare for virtualization of SecurityFS, use simple_pin_fs and > simpe_release_fs only when init_user_ns is active. > > Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxxxxx> > Signed-off-by: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> > --- > security/inode.c | 30 +++++++++++++++++++++--------- > 1 file changed, 21 insertions(+), 9 deletions(-) > > diff --git a/security/inode.c b/security/inode.c > index 6c326939750d..1a720b2c566d 100644 > --- a/security/inode.c > +++ b/security/inode.c > @@ -21,9 +21,10 @@ > #include <linux/security.h> > #include <linux/lsm_hooks.h> > #include <linux/magic.h> > +#include <linux/user_namespace.h> > > -static struct vfsmount *mount; > -static int mount_count; > +static struct vfsmount *securityfs_mount; > +static int securityfs_mount_count; Maybe better: static struct vfsmount *init_securityfs_mount; static int init_securityfs_mount_count; gets a bit long but gets the meaning across better plus it's a global so not really an issue imho if it's long. Otherwise, looks good. Acked-by: Christian Brauner <christian.brauner@xxxxxxxxxx>