Re: [RFC PATCH 4/5] hvc_console: Add tty window resizing

From: Christian Borntraeger
Date: Thu Oct 16 2008 - 08:00:23 EST

Am Donnerstag, 16. Oktober 2008 schrieb Rusty Russell:
> > The patch provides the hvc_resize() function to update the terminal
> > window dimensions (struct winsize) for a specified hvc console.
> > The function stores the new window size and schedules a function
> > that finally updates the tty winsize and signals the change to
> > user space (SIGWINCH).
> > Because the winsize update must acquire a mutex and might sleep,
> > the function is scheduled instead of being called from hvc_poll()
> > or khvcd.
> I want this functionality for lguest, too. But I don't see anything which
> uses this call yet? Are we going to use the config_change notifier from
> virtio? (Which IIRC neither S/390 nor lguest have plumbed in).

I have some prototype patches for virtio_console, but did not find the time to
finish them.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at