linux-kernel - Re: [PATCH v4 21/22] x86, mm: Make init_mem_mapping be able to be called several times

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-next>] [day] [month] [year] [list]

Message-ID: <4b78b961-eb82-4f32-aa09-345c1c1d39c5@default>
Date:	Thu, 11 Apr 2013 18:05:44 -0700 (PDT)
From:	Konrad Wilk <konrad.wilk@...cle.com>
To:	<yinghai@...nel.org>
Cc:	<trenn@...e.de>, <tangchen@...fujitsu.com>, <tglx@...utronix.de>,
	<penberg@...nel.org>, <akpm@...ux-foundation.org>, <mingo@...e.hu>,
	<jacob.shin@....com>, <tj@...nel.org>,
	<linux-kernel@...r.kernel.org>, <hpa@...or.com>
Subject: Re: [PATCH v4 21/22] x86, mm: Make init_mem_mapping be able to be
 called several times


----- yinghai@...nel.org wrote:

> Prepare to put page table on local nodes.
> 
> Move calling of init_mem_mapping to early_initmem_init.
> 
> Rework alloc_low_pages to alloc page table in following order:
> 	BRK, local node, low range
> 
> Still only load_cr3 one time, otherwise we would break xen 64bit
> again.

I have asked you in the previous iteration of the patch to fix that comment.

Please remove it - as it is misleading. The issue with load_cr3 more than
once has been fixed under the Xen platform.

--
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/