linux-kernel - Re: [PATCH] ACPICA: arm64: fix compile apci tools fail for arm64

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Date:   Thu, 20 Oct 2016 09:45:43 +0800
From:   Yisheng Xie <xieyisheng1@...wei.com>
To:     "Zheng, Lv" <lv.zheng@...el.com>,
        "Moore, Robert" <robert.moore@...el.com>,
        "Wysocki, Rafael J" <rafael.j.wysocki@...el.com>,
        "lenb@...nel.org" <lenb@...nel.org>,
        "wmiles@....com" <wmiles@....com>
CC:     "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "devel@...ica.org" <devel@...ica.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "guohanjun@...wei.com" <guohanjun@...wei.com>,
        "wangxiongfeng2@...wei.com" <wangxiongfeng2@...wei.com>
Subject: Re: [PATCH] ACPICA: arm64: fix compile apci tools fail for arm64

Hi,

On 2016/10/19 6:07, Zheng, Lv wrote:
> Hi,
> 
> I'm not sure what you mean.
> I mean you need ACPI_USE_SYSTEM_INTTYPES in case s64 has already been defined in that environment.
> Are you sure s64 should be defined for your environment?
> 
s64 is not defined in my build environment but in kernel code.

> IMO, s64 is kernel space specific, while you are compiling user space tools.
> It looks to me like there is something wrong with ARM kernel's asm/types.h.
> 
>> I listed in change log. And I also have tried that way.
>> However, it still have many other errors.(I am sorry to not have listed all of them.)
>>
>> From the following log, you can see, all of the conflict type is from signal.h.
>> And maybe this patch is a better way to fix these compile error, without too much
>> change of code.
>>
>> Are you sure that it will cause order problem when build ACPICA on other build
>> environment, for it only effect aarch64.
> 
> I'm not sure what this is.
> How did you get this?
> Were you compiling kernel acpi tools or compiling the kernel itself?
> 
It's about compiling kernel acpi tools.

> For tool compilation, are you sure you have correctly configured your cross-compilation environment?
Maybe it is not my cross-compilation environment problem, for your also can reproduce it,
as your said in another email, right?

> Will you see problems in compiling ACPICA applications from:
> https://github.com/acpica/acpica
> 

> Thanks
> Lv
> 
> .
>