From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail144.messagelabs.com (mail144.messagelabs.com [216.82.254.51]) by kanga.kvack.org (Postfix) with SMTP id BA40B6B004D for ; Sat, 31 Oct 2009 20:01:11 -0400 (EDT) Message-ID: <4AECCF6A.4020206@redhat.com> Date: Sat, 31 Oct 2009 19:59:38 -0400 From: Rik van Riel MIME-Version: 1.0 Subject: Re: [PATCH 2/3] page allocator: Do not allow interrupts to use ALLOC_HARDER References: <1256650833-15516-1-git-send-email-mel@csn.ul.ie> <1256650833-15516-3-git-send-email-mel@csn.ul.ie> <20091027130924.fa903f5a.akpm@linux-foundation.org> <20091031184054.GB1475@ucw.cz> <20091031201158.GB29536@elf.ucw.cz> In-Reply-To: <20091031201158.GB29536@elf.ucw.cz> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Pavel Machek Cc: David Rientjes , Andrew Morton , Mel Gorman , stable@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Frans Pop , Jiri Kosina , Sven Geggus , Karol Lewandowski , Tobias Oetiker , KOSAKI Motohiro , Pekka Enberg , Christoph Lameter , Stephan von Krawczynski , kernel-testers@vger.kernel.org List-ID: On 10/31/2009 04:11 PM, Pavel Machek wrote: > But we can't guarantee that enough memory will be ready in the > reserves. So if realtime task relies on it, it is broken, and will > fail to meet its deadlines from time to time. Any realtime task that does networking (which may be the majority of realtime tasks) relies on the kernel memory allocator. -- All rights reversed. -- 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