From: Ryan Mallon <ryan@bluewatersys.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: LKML <linux-kernel@vger.kernel.org>,
Grant Likely <grant.likely@secretlab.ca>
Subject: Re: [patch 1/3] arm/gpio: Remove three copies of broken and racy debug code
Date: Fri, 25 Mar 2011 10:41:30 +1300 [thread overview]
Message-ID: <4D8BBA8A.3080408@bluewatersys.com> (raw)
In-Reply-To: <20110324212508.931638262@linutronix.de>
On 03/25/2011 10:27 AM, Thomas Gleixner wrote:
> gpiolib plus two gpio implementations in arm fiddle in the guts of
> irq_desc in a racy and buggy way. Remove the stuff. I already told the
> gpio folks that we can provide that information in a proper way if
> necessary.
>
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
> ---
> arch/arm/mach-ep93xx/gpio.c | 39 -------------------------------------
> arch/arm/plat-nomadik/gpio.c | 45 -------------------------------------------
> drivers/gpio/gpiolib.c | 45 -------------------------------------------
> 3 files changed, 129 deletions(-)
>
> Index: linux-2.6-tip/arch/arm/mach-ep93xx/gpio.c
> ===================================================================
I suggested an alternative patch for the ep93xx last time round which
keeps the information that the pin is configured as an interrupt and
tidies the code a bit (moves the newline to the first seq_printf). My
patch is available here:
http://lists-archives.org/linux-kernel/27439434-arm-ep93xx-kill-another-instance-of-broken-irq_desc-fiddling.html
Could we merge that instead please.
Thanks,
~Ryan
--
Bluewater Systems Ltd - ARM Technology Solution Centre
Ryan Mallon 5 Amuri Park, 404 Barbadoes St
ryan@bluewatersys.com PO Box 13 889, Christchurch 8013
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next prev parent reply other threads:[~2011-03-24 21:41 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-24 21:27 [patch 0/3] gpio: Final genirq cleanups Thomas Gleixner
2011-03-24 21:27 ` [patch 1/3] arm/gpio: Remove three copies of broken and racy debug code Thomas Gleixner
2011-03-24 21:41 ` Ryan Mallon [this message]
2011-03-24 22:43 ` Thomas Gleixner
2011-03-24 21:27 ` [patch 2/3] gpio: Cleanup genirq namespace Thomas Gleixner
2011-03-24 21:27 ` [patch 3/3] gpio: Fold irq_set_chip/irq_set_handler to irq_set_chip_and_handler Thomas Gleixner
2011-03-24 21:40 ` [patch 0/3] gpio: Final genirq cleanups Grant Likely
2011-03-24 21:49 ` Thomas Gleixner
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