From f6422f17d3a480f21917a3895e2a46b968f56a08 Mon Sep 17 00:00:00 2001 From: Herbert Poetzl Date: Mon, 10 Apr 2006 22:54:03 -0700 Subject: [PATCH] [PATCH] vfs: propagate mnt_flags into do_loopback/vfsmount The mnt_flags are propagated into do_loopback(), so that they can be stored with the vfsmount Signed-off-by: Herbert Poetzl Acked-by: Christoph Hellwig Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/namespace.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/fs/namespace.c b/fs/namespace.c index bf478addb8..2c5f1f80bd 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -899,11 +899,13 @@ static int do_change_type(struct nameidata *nd, int flag) /* * do loopback mount. */ -static int do_loopback(struct nameidata *nd, char *old_name, int recurse) +static int do_loopback(struct nameidata *nd, char *old_name, unsigned long flags, int mnt_flags) { struct nameidata old_nd; struct vfsmount *mnt = NULL; + int recurse = flags & MS_REC; int err = mount_is_safe(nd); + if (err) return err; if (!old_name || !*old_name) @@ -937,6 +939,7 @@ static int do_loopback(struct nameidata *nd, char *old_name, int recurse) spin_unlock(&vfsmount_lock); release_mounts(&umount_list); } + mnt->mnt_flags = mnt_flags; out: up_write(&namespace_sem); @@ -1350,7 +1353,7 @@ long do_mount(char *dev_name, char *dir_name, char *type_page, retval = do_remount(&nd, flags & ~MS_REMOUNT, mnt_flags, data_page); else if (flags & MS_BIND) - retval = do_loopback(&nd, dev_name, flags & MS_REC); + retval = do_loopback(&nd, dev_name, flags, mnt_flags); else if (flags & (MS_SHARED | MS_PRIVATE | MS_SLAVE | MS_UNBINDABLE)) retval = do_change_type(&nd, flags); else if (flags & MS_MOVE) -- 2.39.5