linux-kernel - Re: [PATCH] ARM/ARM26: Enable arbitary speed tty ioctls and split input/output speed

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Message-ID: <20070528220056.GH5737@flint.arm.linux.org.uk>
Date:	Mon, 28 May 2007 23:00:56 +0100
From:	Russell King <rmk+lkml@....linux.org.uk>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM/ARM26: Enable arbitary speed tty ioctls and split input/output speed

On Mon, May 28, 2007 at 02:56:32PM -0700, Andrew Morton wrote:
> On Mon, 28 May 2007 20:36:58 +0100 Russell King <rmk+lkml@....linux.org.uk> wrote:
> 
> > On Wed, May 23, 2007 at 05:27:39PM +0100, Alan Cox wrote:
> > > Add the ioctls and values needed for this to the ARM26/ARM32 ports. The
> > > actual code has been in the base kernel for a while and automatically
> > > turns on when a port sets the required defines.
> > 
> > Did you forget to provide a termios2 structure for ARM?  Hope you
> > remembered for the other arches:
> > 
> > drivers/char/tty_ioctl.c: In function `set_termios':
> > drivers/char/tty_ioctl.c:429: error: invalid application of `sizeof' to incomplete type `termios2'
> > drivers/char/tty_ioctl.c: In function `n_tty_ioctl':
> > drivers/char/tty_ioctl.c:732: error: invalid application of `sizeof' to incomplete type `termios2'
> > 
> > Will copy the i386 version into ARM's termbits.h
> > 
> 
> I think Alan's per-arch patch was dependent upon an earlier patch.  He
> fooled everyone by sending them out in random order, without sequence
> nnumbers and without telling anyone the dependencies.  And the add-termios2
> patch was a single megapatch whereas the enablement patches were a per-arch
> sprinkle.
> 
> 
> Here's tha arm bit of
> lots-of-architectures-enable-arbitary-speed-tty-support.patch: 

I hope that isn't because it's wrong.  It's "termios2" not "termios_2".

> Or you can just drop this patch and I'll resend it once
> lots-of-architectures-enable-arbitary-speed-tty-support.patch is merged up.

I think I'd prefer to commit my own version copied from x86, which at
least passes a build test.  Doing that now.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:
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