linux-kernel - Re: [PATCH 1/2 v6] kdump: add the vmcoreinfo documentation

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Date:   Mon, 14 Jan 2019 09:52:14 +0800
From:   lijiang <lijiang@...hat.com>
To:     Borislav Petkov <bp@...en8.de>
Cc:     linux-kernel@...r.kernel.org, kexec@...ts.infradead.org,
        tglx@...utronix.de, mingo@...hat.com, x86@...nel.org,
        akpm@...ux-foundation.org, bhe@...hat.com, dyoung@...hat.com,
        k-hagio@...jp.nec.com, anderson@...hat.com,
        linux-doc@...r.kernel.org
Subject: Re: [PATCH 1/2 v6] kdump: add the vmcoreinfo documentation

在 2019年01月11日 20:33, Borislav Petkov 写道:
> On Thu, Jan 10, 2019 at 08:19:43PM +0800, Lianbo Jiang wrote:
>> +init_uts_ns.name.release
>> +------------------------
>> +
>> +The version of the Linux kernel. Used to find the corresponding source
>> +code from which the kernel has been built.
>> +
> 
> ...
> 
>> +
>> +init_uts_ns
>> +-----------
>> +
>> +This is the UTS namespace, which is used to isolate two specific
>> +elements of the system that relate to the uname(2) system call. The UTS
>> +namespace is named after the data structure used to store information
>> +returned by the uname(2) system call.
>> +
>> +User-space tools can get the kernel name, host name, kernel release
>> +number, kernel version, architecture name and OS type from it.
> 
> Already asked this but no reply so lemme paste my question again:
> 
> "And this document already fulfills its purpose - those two vmcoreinfo
> exports are redundant and the first one can be removed.
> 
> And now that we agreed that VMCOREINFO is not an ABI and is very tightly
> coupled to the kernel version, init_uts_ns.name.release can be removed,
> yes?
> 
> Or is there anything speaking against that?"
> 

Sorry for this, that is my mistake. Thanks for your reminder.

I agree on your point of view. But i forgot that i should remove this variable
in this post.

I would like to remove this variable and post again. 

Thanks.
Lianbo