linux-kernel - Re: [PATCH] Allow Kconfig to set default mmap_min

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Date:	Fri, 21 Dec 2007 22:10:24 +0100 (CET)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Eric Paris <eparis@...hat.com>
cc:	linux-kernel@...r.kernel.org, jmorris@...ei.org, alan@...hat.com,
	chrisw@...hat.com, akpm@...ux-foundation.org,
	linux-security-module@...r.kernel.org, solar@...nwall.com,
	wtarreau@...a.kernel.org
Subject: Re: [PATCH] Allow Kconfig to set default mmap_min_addr protection


On Dec 21 2007 15:31, Eric Paris wrote:
>On Thu, 2007-12-20 at 00:29 +0100, Jan Engelhardt wrote:
>> On Dec 19 2007 16:59, Eric Paris wrote:
>> >
>> >+config SECURITY_DEFAULT_MMAP_MIN_ADDR
>> >+        int "Low address space to protect from user allocation"
>> 
>> Hm, should not this be 'hex'?
>
>I guess it could be, but the input for /proc/sys/vm/mmap_min_addr is
>base 10 as well

sysfs is autobase, i.e. echo "0xb000" >/sys/foo will Do The Right Thing.

>so I figured consistency was a good thing.  Do you have
>strong feelings?  I guess so since you posted about it.
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