From: Rusty Russell <rusty@rustcorp.com.au>
To: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Linux PPC devel <linuxppc-dev@ozlabs.org>,
Jeremy Fitzhardinge <jeremy@goop.org>,
"Ryan S. Arnold" <rsa@us.ibm.com>,
LKML <linux-kernel@vger.kernel.org>,
Christian Borntraeger <borntraeger@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
Martin Schwidefsky <schwidefsky@de.ibm.com>
Subject: Re: [RFC PATCH 4/5] hvc_console: Add tty window resizing
Date: Thu, 16 Oct 2008 22:41:29 +1100 [thread overview]
Message-ID: <200810162241.29883.rusty@rustcorp.com.au> (raw)
In-Reply-To: <20081014091413.306993844@linux.vnet.ibm.com>
On Tuesday 14 October 2008 20:12:51 Hendrik Brueckner wrote:
> From: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
>
> 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).
Cheers,
Rusty.
next prev parent reply other threads:[~2008-10-16 11:41 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-14 9:12 [RFC PATCH 0/5] patches for a network-based hvc backend (s390) Hendrik Brueckner
2008-10-14 9:12 ` [RFC PATCH 1/5] hvc_console: Adding hangup notifier Hendrik Brueckner
2008-10-14 9:12 ` [RFC PATCH 2/5] hvc_console: Add tty driver flag TTY_DRIVER_RESET_TERMIOS Hendrik Brueckner
2008-10-14 9:40 ` Alan Cox
2008-10-16 11:09 ` Hendrik Brueckner
2008-10-16 12:18 ` Alan Cox
2008-10-14 9:12 ` [RFC PATCH 3/5] hvc_console: Fix loop if put_char() returns 0 Hendrik Brueckner
2008-10-14 9:12 ` [RFC PATCH 4/5] hvc_console: Add tty window resizing Hendrik Brueckner
2008-10-14 9:44 ` Alan Cox
2008-10-14 15:02 ` Hendrik Brueckner
2008-10-14 16:14 ` Alan Cox
2008-10-16 11:41 ` Rusty Russell [this message]
2008-10-16 11:58 ` Christian Borntraeger
2008-10-14 9:12 ` [RFC PATCH 5/5] hvc_console: Remove __devexit annotation of hvc_remove() Hendrik Brueckner
2008-10-20 23:23 ` [RFC PATCH 0/5] patches for a network-based hvc backend (s390) Benjamin Herrenschmidt
2008-10-21 7:42 ` Hendrik Brueckner
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