From mboxrd@z Thu Jan 1 00:00:00 1970 From: george anzinger Subject: Re: System crash in tcp_fragment() Date: Mon, 20 May 2002 17:26:29 -0700 Sender: owner-netdev@oss.sgi.com Message-ID: References: <200205210011.EAA04286@sex.inr.ac.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: Andi Kleen , netdev@oss.sgi.com, linux-net@vger.kernel.org, davem@redhat.com, ak@muc.de, pekkas@netcore.fi Return-path: To: kuznet@ms2.inr.ac.ru List-Id: netdev.vger.kernel.org kuznet@ms2.inr.ac.ru wrote: > > Hello! > > > It's unfortunately the truth. Even in_interrupt() is buggy current > > on SMP preemptive. > > And why folks working on preemtive kernel do not repair this? > To all that I remember it is well known issue. > Ah, but we have. in_interrupt() was fixed about a month ago. I think Robert got it into all the patches. Whats more, it is a bit faster too :) -- George Anzinger george@mvista.com High-res-timers: http://sourceforge.net/projects/high-res-timers/ Real time sched: http://sourceforge.net/projects/rtsched/ Preemption patch: http://www.kernel.org/pub/linux/kernel/people/rml