linux-kernel - Re: [RFC] memory hotremove patch take 2 [01/10] (counter of removable page)

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

Date:	10 May 2007 15:44:08 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Yasunori Goto <y-goto@...fujitsu.com>
Cc:	linux-mm <linux-mm@...ck.org>,
	Linux Kernel ML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>,
	Christoph Lameter <clameter@....com>,
	Mel Gorman <mel@....ul.ie>
Subject: Re: [RFC] memory hotremove patch take 2 [01/10] (counter of removable page)

Yasunori Goto <y-goto@...fujitsu.com> writes:


(not a full review, just something I noticed)
> @@ -352,6 +352,8 @@ struct sysinfo {
>  	unsigned short pad;		/* explicit padding for m68k */
>  	unsigned long totalhigh;	/* Total high memory size */
>  	unsigned long freehigh;		/* Available high memory size */
> +	unsigned long movable;		/* pages used only for data */
> +	unsigned long free_movable;	/* Avaiable pages in movable */

You can't just change that structure, it is exported to user space.

-Andi
-
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/