Add an extra parameter to the do_loopback function that sets up a
bind mount, that allows the value of vfsmount.mnt_flags to be set.
Signed-off-by: Sam Vilain <sam.vilain@catalyst.net.nz>
---
fs/namespace.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/fs/namespace.c b/fs/namespace.c
index 058a448..1094e54 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -861,11 +861,13 @@ static int do_change_type(struct nameida
/*
* 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 err = mount_is_safe(nd);
+ int recurse = flags & MS_REC;
if (err)
return err;
if (!old_name || !*old_name)
@@ -891,6 +893,8 @@ static int do_loopback(struct nameidata
if (!mnt)
goto out;
+ mnt->mnt_flags = mnt_flags;
+
err = graft_tree(mnt, nd);
if (err) {
LIST_HEAD(umount_list);
@@ -1312,7 +1316,7 @@ long do_mount(char *dev_name, char *dir_
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)
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Received on Fri Feb 24 02:57:38 2006