From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 21 May 2008 10:46:43 +0100 From: Alan Cox Subject: Re: [PATCH] [mm] limit the min_free_kbytes Message-ID: <20080521104643.3c7165ce@core> In-Reply-To: <1211362481-2136-1-git-send-email-leoli@freescale.com> References: <1211362481-2136-1-git-send-email-leoli@freescale.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Li Yang Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Kong Wei List-ID: On Wed, 21 May 2008 17:34:41 +0800 Li Yang wrote: > From: Kong Wei > > Unlimited of min_free_kbytes is dangerous, > An user of our company set this value bigger than 3584*1024*K, > cause the system OOM on DMA. You need to be root to set this value, and as root you could equally just type "halt", run a real time process in a tight loop or reformat the hard disk. NAK this patch -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org