linux-kernel - Re: [PATCH] Fix memmap=exactmap boot argument

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Tue, 9 Sep 2008 16:37:24 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Prarit Bhargava <prarit@...hat.com>
Cc:	linux-kernel@...r.kernel.org, dzickus@...hat.com,
	nhorman@...hat.com, vgoyal@...hat.com
Subject: Re: [PATCH] Fix memmap=exactmap boot argument


* Prarit Bhargava <prarit@...hat.com> wrote:

> When using kdump modifying the e820 map is yielding strange results.
[...]
> 
> This is happening because of an improper usage of strcmp() in the
> e820 parsing code.  The strcmp() always returns !0 and never resets the
> value for e820.nr_map and returns an incorrect user-defined map.
> 
> This patch fixes the problem.
> 
> Signed-off-by: Prarit Bhargava <prarit@...hat.com>

applied to tip/x86/urgent, thanks Prarit!

	Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/