On Sat, Jan 16, 2010 at 10:17:14AM +0000, Al Viro wrote:
> * [unsolved, to be dealt along with per-superblock write counts]
> do_remount() plays fast and loose with MNT_READONLY for !MS_BIND case.
> * [*really* unsolved] it remains to be seen whether we want to
> propagate modifications of mount flags via shared subtree stuff. For most
> of those it's trivial (and arguably the right thing to do), but ro/rw is
> really nasty. Nick's mnt_want_write() implementation will need very careful
> analysis.
Speaking of autofs4, what the hell is going on in
autofs_dev_ioctl_ismountpoint()? Checks in there make no sense,
both the "could that dentry be negative?" and whatever the hell
it is trying to do with mnt_mountpoint. Ian?
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