linux-kernel - Re: Linux killed Kenny, bastard!

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: <20090113234952.451A.KOSAKI.MOTOHIRO@jp.fujitsu.com>
Date:	Wed, 14 Jan 2009 01:35:36 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Evgeniy Polyakov <zbr@...emap.net>
Cc:	kosaki.motohiro@...fujitsu.com, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: Linux killed Kenny, bastard!

Hi

sorry... I also don't like this patch.


> @@ -263,6 +270,15 @@ static struct task_struct *select_bad_process(unsigned long *ppoints,
>  		}
>  	} while_each_thread(g, p);
>  
> +	/*
> +	 * We did not find the process with requested string in its name,
> +	 * so lets search for the usual victim.
> +	 */
> +	if (name && !chosen) {
> +		name = NULL;
> +		goto again;
> +	}
> +
>  	return chosen;

this patch makes oom handling slower.
slow bad process selection cause next another out of memory.

then, your trouble become large.



--
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/