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

From: Olof Johansson
Date: Thu Jul 31 2014 - 11:40:00 EST


On Thu, Jul 31, 2014 at 3:33 AM, Will Deacon <will.deacon@xxxxxxx> wrote:
> On Thu, Jul 31, 2014 at 12:57:25AM +0100, behanw@xxxxxxxxxxxxxxxxxx wrote:
>> From: Behan Webster <behanw@xxxxxxxxxxxxxxxxxx>
>>
>> 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@xxxxxxx>
>
> Please can you send a new series after the merge window?

Given that the ARM64 KVM guys are still actively breaking -next, and
this is considerably smaller and lower risk than that, I think you can
take it for 3.17?


-Olof
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