linux-kernel - Re: [PATCH] swsusp: Fix SNAPSHOT

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]

Message-ID: <20070320220143.GI3545@elf.ucw.cz>
Date:	Tue, 20 Mar 2007 23:01:43 +0100
From:	Pavel Machek <pavel@....cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] swsusp: Fix SNAPSHOT_S2RAM ioctl

Hi!

> From: Rafael J. Wysocki <rjw@...k.pl>
> 
> The SNAPSHOT_S2RAM ioctl does not disable the nonboot CPUs before entering
> the suspend, although it should do this.
> 
>  		} else {
> -			/* Enter S3, system is already frozen */
> -			suspend_enter(PM_SUSPEND_MEM);
> -
> +			error = disable_nonboot_cpus();
> +			if (!error) {
> +				/* Enter S3, system is already frozen */
> +				suspend_enter(PM_SUSPEND_MEM);
> +				enable_nonboot_cpus();
> +			}
>  			/* Wake up devices */
>  			device_resume();
>  		}

Looks ok to me. ACK.
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
-
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/