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SubjectRe: RFC: deprecating/removing the legacy mode of devpts
On Thu, Apr 12, 2012 at 04:27:55AM +0200, Kay Sievers wrote:
> On Thu, Apr 12, 2012 at 03:08, Al Viro <viro@zeniv.linux.org.uk> wrote:
> > On Sun, Apr 08, 2012 at 09:16:22PM +0200, Kay Sievers wrote:
> >
> >> I guess the following:
> >> ?? - remove the 'ptmx' cdev from drivers/tty/pty.c
> >> ?? - add a new devtmpfs_create_link() to drivers/base/devtmpfs.c
> >> ?? - call devtmpfs_create_link() from _init in fs/devpts/inode.c
> >> ?? - change the default of ptxmode=0 to a sane default = 0666
> >> ?? - get rid of the (rather broken) idea of 'legacy' vs 'non-legacy mode'
> >> ?? ?? mount options in the default setup; I don't think userspace should
> >> ?? ?? ever be required to fiddle with such stuff
> >
> > You do realize that there are people with _static_ /dev out there, don't
> > you? ??As well as those of us who are not using your latest and greatest
> > udev and not enabling devtmpfs at all. ??Not all world is Fedora...
>
> Yeah, and? The dev_t still works from the static /dev/ like it didi 10
> years ago. All good.

Only if you move that cdev to fs/devpts/inode.c instead of removing it,
at which point you get the interesting problems back on other setups...


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