linux-kernel - Re: [PATCH] ARM: Re-enable TRACE_IRQFLAGS

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Message-ID: <CAGhQ9VzdZRVJsfaod6s7_U7Bgw7kKbXhjVG=BR8tARigKha0Kg@mail.gmail.com>
Date:	Wed, 10 Jun 2015 16:07:28 +0200
From:	Joachim Eastwood <manabian@...il.com>
To:	Daniel Thompson <daniel.thompson@...aro.org>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Arnd Bergmann <arnd@...db.de>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
Subject: Re: [PATCH] ARM: Re-enable TRACE_IRQFLAGS_SUPPORT on ARMv7-M

Hi Daniel,

On 9 June 2015 at 19:37, Daniel Thompson <daniel.thompson@...aro.org> wrote:
> On 09/06/15 16:01, Russell King - ARM Linux wrote:
>>
>> On Tue, Jun 09, 2015 at 12:41:50PM +0100, Daniel Thompson wrote:
>>>
>>> Does the following patch, which makes the arch_irqs_disabled()
>>> implementation from asm-generic available on arm, fix the build for you?
>>
>>
>> Yes, this is exactly the kind of fix for this I'm looking for.  Once
>> everyone's happy with it, it can find it's way to the patch system.
>
>
> From my side, using v4.1-rc6 plus the patch, I can build all defconfigs and
> both versatile_defconfig and multi_v7_defconfig remain bootable (so both
> ways through the arch #ifdef in irqflag.h).
>
> Similarly working on linux-next-20150608 plus the patch I am able to build
> and boot Maxime's stm32 code (and show that without the patch it doesn't
> build).
>
> From my side I think that makes it good to go.

Since next didn't build for me either I applied this and it works for
the LPC18xx (Cortex-M4) platform.

Tested-by: Joachim Eastwood <manabian@...il.com>

regards,
Joachim Eastwood
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