From: Daniel Cashman <dcashman@google.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: kbuild test robot <fengguang.wu@intel.com>,
kbuild-all@01.org, Mark Brown <broonie@kernel.org>,
Linux Memory Management List <linux-mm@kvack.org>,
dcashman@android.com
Subject: Re: [linux-next:master 4174/4356] kernel/built-in.o:undefined reference to `mmap_rnd_bits'
Date: Fri, 4 Dec 2015 17:46:01 -0800 [thread overview]
Message-ID: <CAJQetW54FNRKd5LtpkAk0P_bPyAZi6iKnZhEhz1n9oSOm-Wc9Q@mail.gmail.com> (raw)
In-Reply-To: <20151204170113.c5cd8a9cc9658c491851bc33@linux-foundation.org>
> > I've left the question of whether or not
> > the value should be the number of randomized bits (current situation)
> > or the size of the address space chunk affected up to akpm@.
>
> Does it matter much? It can always be changed later if it proves to be
> a problem.
Motivation for the suggestions was to get rid of the page size
consideration in setting default min/max Kconfig values to reduce line
count, otherwise both options are about equivalent.
> > Please let me know what else should be done in v6 to keep these in.
>
> It sounds like all we need to do at present is to fix this build error?
My apologies, I thought this was the one related to CONFIG_MMU=n.
I've reproduced locally and will look into this on Monday.
Thank You,
Dan
On Fri, Dec 4, 2015 at 5:01 PM, Andrew Morton <akpm@linux-foundation.org> wrote:
> On Fri, 4 Dec 2015 16:56:19 -0800 Daniel Cashman <dcashman@google.com> wrote:
>
>> I've left the question of whether or not
>> the value should be the number of randomized bits (current situation)
>> or the size of the address space chunk affected up to akpm@.
>
> Does it matter much? It can always be changed later if it proves to be
> a problem.
>
>> Please let me know what else should be done in v6 to keep these in.
>
> It sounds like all we need to do at present is to fix this build error?
--
Dan Cashman
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next prev parent reply other threads:[~2015-12-05 1:46 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-04 16:18 kbuild test robot
2015-12-04 23:14 ` Andrew Morton
2015-12-04 23:19 ` Andrew Morton
2015-12-05 0:56 ` Daniel Cashman
2015-12-05 1:01 ` Andrew Morton
2015-12-05 1:46 ` Daniel Cashman [this message]
2015-12-07 18:13 ` Daniel Cashman
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