linux-kernel - Re: [PATCH v2 3/3] m68k: switch to MEMBLOCK + NO

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Date:   Wed, 4 Jul 2018 14:51:21 +0200
From:   Michal Hocko <mhocko@...nel.org>
To:     Mike Rapoport <rppt@...ux.vnet.ibm.com>
Cc:     Vlastimil Babka <vbabka@...e.cz>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Greg Ungerer <gerg@...ux-m68k.org>,
        Sam Creasey <sammy@...my.net>,
        linux-m68k <linux-m68k@...ts.linux-m68k.org>,
        Linux MM <linux-mm@...ck.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/3] m68k: switch to MEMBLOCK + NO_BOOTMEM

On Wed 04-07-18 15:43:35, Mike Rapoport wrote:
> On Wed, Jul 04, 2018 at 02:36:27PM +0200, Michal Hocko wrote:
[...]
> > diff --git a/mm/memblock.c b/mm/memblock.c
> > index 03d48d8835ba..2acec4033389 100644
> > --- a/mm/memblock.c
> > +++ b/mm/memblock.c
> > @@ -227,7 +227,8 @@ phys_addr_t __init_memblock memblock_find_in_range_node(phys_addr_t size,
> >  		 * so we use WARN_ONCE() here to see the stack trace if
> >  		 * fail happens.
> >  		 */
> > -		WARN_ONCE(1, "memblock: bottom-up allocation failed, memory hotunplug may be affected\n");
> > +		WARN_ONCE(IS_ENABLED(CONFIG_MEMORY_HOTREMOVE),
> > +					"memblock: bottom-up allocation failed, memory hotremove may be affected\n");
> 
> nit: isn't the warning indented too much?

this is what vim did for me. The string doesn't fit into 80 even if I
indented it to the first bracket. If you feel strongly I can do that
though.

-- 
Michal Hocko
SUSE Labs