linux-kernel - Re: [PATCH 0/4] LLVMLinux: Patches to enable the kernel to be compiled with clang/LLVM

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Message-ID: <53FD5DFD.80405@converseincode.com>
Date:	Tue, 26 Aug 2014 21:26:37 -0700
From:	Behan Webster <behanw@...verseincode.com>
To:	Will Deacon <will.deacon@....com>
CC:	"ard.biesheuvel@...aro.org" <ard.biesheuvel@...aro.org>,
	Catalin Marinas <Catalin.Marinas@....com>,
	"k.khlebnikov@...sung.com" <k.khlebnikov@...sung.com>,
	"olof@...om.net" <olof@...om.net>,
	"peterz@...radead.org" <peterz@...radead.org>,
	"takahiro.akashi@...aro.org" <takahiro.akashi@...aro.org>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mingo@...nel.org" <mingo@...nel.org>,
	"dwmw2@...radead.org" <dwmw2@...radead.org>
Subject: Re: [PATCH 0/4] LLVMLinux: Patches to enable the kernel to be compiled
 with clang/LLVM

On 08/26/14 07:16, Will Deacon wrote:
> Hi Behan,
>
> On Fri, Aug 01, 2014 at 05:11:59AM +0100, Behan Webster wrote:
>> On 07/31/14 03:33, Will Deacon wrote:
>>> On Thu, Jul 31, 2014 at 12:57:25AM +0100, behanw@...verseincode.com wrote:
>>>> From: Behan Webster <behanw@...verseincode.com>
>>>>
>>>> This patch set moves from using locally defined named registers to access the
>>>> stack pointer to using a globally defined named register. This allows the code
>>>> to work both with gcc and clang.
>>>>
>>>> The LLVMLinux project aims to fully build the Linux kernel using both gcc and
>>>> clang (the C front end for the LLVM compiler infrastructure project).
>>>>
>>>> Behan Webster (4):
>>>>     arm64: LLVMLinux: Add current_stack_pointer() for arm64
>>>>     arm64: LLVMLinux: Use current_stack_pointer in save_stack_trace_tsk
>>>>     arm64: LLVMLinux: Calculate current_thread_info from
>>>>       current_stack_pointer
>>>>     arm64: LLVMLinux: Use current_stack_pointer in kernel/traps.c
>>> Once Andreas's comments have been addressed:
>>>
>>>     Acked-by: Will Deacon <will.deacon@....com>
>>>
>>> Please can you send a new series after the merge window?
>> Pity. I was hoping to get it in this merge window.
>>
>> However, will resubmit for 3.18.
> Any chance of a v2 for this series, please? If you address the comments
> pending for v1, I think it's good to merge.
Sure thing. 2 more named register patches added. Look for them at the 
end of the new patch series.

I kept missing you in Chicago. I was hoping to say "hi".

Behan

-- 
Behan Webster
behanw@...verseincode.com

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