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From: Matthias Weisser <weisserm@arcor.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] sandbox: Add improved RAM simulation
Date: Tue, 01 Nov 2011 20:01:55 +0100	[thread overview]
Message-ID: <4EB04223.5090201@arcor.de> (raw)
In-Reply-To: <201111011452.33518.vapier@gentoo.org>

Am 01.11.2011 19:52, schrieb Mike Frysinger:
> On Tuesday 01 November 2011 14:37:24 Matthias Weisser wrote:
>> I don't know the memory layout strategies for all the Linux/Unix variant
>> out there. But typically text/bss/data is in the lower address range
>> (some megs above 0) and in the upper range (right under kernel space)
>> there is space used for stack and shared objects. Even with ASLR the
>> address I used in the patch should be mappable.
> 
> relying on any address layout behavior is doomed to fail.  and in this case, 
> it's unnecessary.  so let's not bother.

Accepted but not convinced :-) As the address passed to mmap is only a
hint it will not fail. But I will remove the hint in V2 of the patch.

Regards
Matthias

  reply	other threads:[~2011-11-01 19:01 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-01 14:07 [U-Boot] [PATCH] sandbox: Add improved RAM simulation Matthias Weisser
2011-11-01 15:28 ` Mike Frysinger
2011-11-01 16:05   ` Matthias Weisser
2011-11-01 16:45     ` Simon Glass
2011-11-01 18:37       ` Matthias Weisser
2011-11-01 18:52         ` Mike Frysinger
2011-11-01 19:01           ` Matthias Weisser [this message]
2011-11-01 20:10             ` Mike Frysinger
2011-11-02 18:35               ` Matthias Weisser
2011-11-02 19:20                 ` Mike Frysinger
2011-11-01 17:12     ` Mike Frysinger
2011-11-01 16:42 ` Simon Glass
2011-11-02 20:12 ` [U-Boot] [[PATCH V2]] " Matthias Weisser
2011-11-02 20:39   ` Mike Frysinger
2011-11-02 20:56   ` Simon Glass
2011-11-03 17:55     ` Matthias Weisser
2011-11-03 18:02 ` [U-Boot] [PATCH V3] " Matthias Weisser
2011-11-03 18:05   ` Mike Frysinger
2011-11-03 22:55   ` Simon Glass
2011-11-05 10:40 ` [U-Boot] [PATCH V4] " Matthias Weisser
2011-11-05 15:05   ` Simon Glass
2011-11-05 16:47   ` Mike Frysinger
2011-12-02 17:08   ` Mike Frysinger

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