Re: [PATCH] [mm] limit the min_free_kbytes

From: Alan Cox
Date: Wed May 21 2008 - 05:59:49 EST


On Wed, 21 May 2008 17:34:41 +0800
Li Yang <leoli@xxxxxxxxxxxxx> wrote:

> From: Kong Wei <weikong@xxxxxxxxxxxxxxxxx>
>
> 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 from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/