linux-kernel - Re: [PATCH 4.14 023/159] mm/sparsemem: Allocate mem_section at runtime for CONFIG_SPARSEMEM

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Message-ID: <20180109090552.45ddfk2y25lf4uyn@node.shutemov.name>
Date:   Tue, 9 Jan 2018 12:05:52 +0300
From:   "Kirill A. Shutemov" <kirill@...temov.name>
To:     Dave Young <dyoung@...hat.com>
Cc:     Baoquan He <bhe@...hat.com>, Ingo Molnar <mingo@...nel.org>,
        Mike Galbraith <efault@....de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Andy Lutomirski <luto@...capital.net>,
        Borislav Petkov <bp@...e.de>,
        Cyrill Gorcunov <gorcunov@...nvz.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>, linux-mm@...ck.org,
        Vivek Goyal <vgoyal@...hat.com>, kexec@...ts.infradead.org
Subject: Re: [PATCH 4.14 023/159] mm/sparsemem: Allocate mem_section at
 runtime for CONFIG_SPARSEMEM_EXTREME=y

On Tue, Jan 09, 2018 at 03:24:40PM +0800, Dave Young wrote:
> On 01/09/18 at 01:41pm, Baoquan He wrote:
> > On 01/09/18 at 09:09am, Dave Young wrote:
> > 
> > > As for the macro name, VMCOREINFO_SYMBOL_ARRAY sounds better.

Yep, that's better.

> > I still think using vmcoreinfo_append_str is better. Unless we replace
> > all array variables with the newly added macro.
> > 
> > vmcoreinfo_append_str("SYMBOL(mem_section)=%lx\n",
> >                                 (unsigned long)mem_section);
> 
> I have no strong opinion, either change all array uses or just introduce
> the macro and start to use it from now on if we have similar array
> symbols.

Do you need some action on my side or will you folks take care about this?

-- 
 Kirill A. Shutemov