From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with SMTP id 927576B0217 for ; Wed, 5 May 2010 06:03:48 -0400 (EDT) From: David Howells In-Reply-To: <20100505032033.GA19232@google.com> References: <20100505032033.GA19232@google.com> Subject: Re: rwsem: down_read_unfair() proposal Date: Wed, 05 May 2010 11:03:40 +0100 Message-ID: <22933.1273053820@redhat.com> Sender: owner-linux-mm@kvack.org To: Michel Lespinasse Cc: dhowells@redhat.com, Andrew Morton , Linux-MM , Ying Han , LKML List-ID: If the system is as heavily loaded as you say, how do you prevent writer starvation? Or do things just grind along until sufficient threads are queued waiting for a write lock? David -- 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