Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261832AbVDUTyy (ORCPT ); Thu, 21 Apr 2005 15:54:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261831AbVDUTyy (ORCPT ); Thu, 21 Apr 2005 15:54:54 -0400 Received: from gateway-1237.mvista.com ([12.44.186.158]:24568 "EHLO av.mvista.com") by vger.kernel.org with ESMTP id S261825AbVDUTyw (ORCPT ); Thu, 21 Apr 2005 15:54:52 -0400 Subject: Re: [patch] Real-Time Preemption, -RT-2.6.12-rc3-V0.7.46-00 From: Daniel Walker Reply-To: dwalker@mvista.com To: Ingo Molnar Cc: linux-kernel@vger.kernel.org In-Reply-To: <20050421073537.GA1004@elte.hu> References: <20050325145908.GA7146@elte.hu> <20050331085541.GA21306@elte.hu> <20050401104724.GA31971@elte.hu> <20050405071911.GA23653@elte.hu> <20050421073537.GA1004@elte.hu> Content-Type: text/plain Organization: MontaVista Message-Id: <1114113288.19336.24.camel@dhcp153.mvista.com> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 21 Apr 2005 12:54:48 -0700 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 728 Lines: 20 On Thu, 2005-04-21 at 00:35, Ingo Molnar wrote: > this is a merge to 2.6.12-rc3, plus the 'ping localhost' fix from > yang.yi@bmrtech.com. We had some discussion about this one, there just need to be a softirqd wakeup , the netif_rx_ni() call isn't really needed . How about removing the softirqd wakeup from interrupt context, and move it into the softirq scheduler. That would solve this situation and all others like it .. Plus reduce worst case interrupt latency .. Daniel - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/