From: Sascha Hauer <sha@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH master] x86: <asm/io.h>: fix outl/outsl access size
Date: Mon, 10 Jan 2022 09:18:33 +0100 [thread overview]
Message-ID: <20220110081833.GY6003@pengutronix.de> (raw)
In-Reply-To: <20220107063644.22595-1-a.fatoum@pengutronix.de>
On Fri, Jan 07, 2022 at 07:36:44AM +0100, Ahmad Fatoum wrote:
> outl so far behaved like outb, probably due to a copy-paste error when
> it was first added. We have three users in-tree for outl:
>
> * drivers/serial/serial_ns16550_pci.c
> only for handling a Quatech qurik, which probably no one ever needed
>
> * drivers/serial/serial_ns16550.c
> For platform drivers with a 4 byte I/O port resource. Only possible
> user is x86 and that has a 1 byte I/O port resource. Thus no one
> used this either.
>
> * drivers/watchdog/itco_wdt.c
> Here it indeed triggers a bug, although in my testing the WDAT
> was functional without.
>
> Fix this up so new code doesn't have to track this down.
>
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
> Cc: Steffen Trumtrar <str@pengutronix.de>
> ---
> arch/x86/include/asm/io.h | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Applied, thanks
Sascha
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prev parent reply other threads:[~2022-01-10 8:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-07 6:36 Ahmad Fatoum
2022-01-10 8:18 ` Sascha Hauer [this message]
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