linux-kernel - Re: [PATCH v12 1/5] x86/boot: Add get_acpi_rsdp() to parse RSDP in cmdline from KEXEC

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Message-ID: <20181201060539.GD30941@localhost.localdomain>
Date:   Sat, 1 Dec 2018 14:05:39 +0800
From:   Chao Fan <fanc.fnst@...fujitsu.com>
To:     Masayoshi Mizuma <msys.mizuma@...il.com>
CC:     <linux-kernel@...r.kernel.org>, <x86@...nel.org>, <bp@...en8.de>,
        <tglx@...utronix.de>, <mingo@...hat.com>, <hpa@...or.com>,
        <keescook@...omium.org>, <bhe@...hat.com>,
        <indou.takao@...fujitsu.com>, <caoj.fnst@...fujitsu.com>
Subject: Re: [PATCH v12 1/5] x86/boot: Add get_acpi_rsdp() to parse RSDP in
 cmdline from KEXEC

On Fri, Nov 30, 2018 at 12:35:16PM -0500, Masayoshi Mizuma wrote:
>On Fri, Nov 30, 2018 at 10:43:47AM +0800, Chao Fan wrote:
>...
>> >]$ make arch/x86/boot/compressed/misc.o
>> >  CALL    scripts/checksyscalls.sh
>> >  DESCEND  objtool
>> >  CC      arch/x86/boot/compressed/misc.o
>> >ld: -r and -pie may not be used together
>> >make[1]: *** [scripts/Makefile.build:294: arch/x86/boot/compressed/misc.o] Error 1
>> >make: *** [Makefile:1715: arch/x86/boot/compressed/misc.o] Error 2
>> >]$
>> 
>> Hi Masa,
>> 
>> So many thanks for your test.
>> 
>> Could you give me more details about this error? More error message.
>> Just on the first commit or the whole PATCHSET?
>> Cause I didn't get error both on this commit and on the whole PATCHSET.
>
>I built your whole patchset and got the error.
>The error depends on CONFIG_MODVERSIONS.
>If CONFIG_MODVERSIONS=y, you will get the build error.

Hi Masa,

Thanks, after that, I got the error.
About your solution, it can fix the error. But I am not sure whether
it's good.

Boris and Baoquan,
How do you think this issue.

Thanks,
Chao Fan

>
>Thanks,
>Masa
>
>