From mboxrd@z Thu Jan 1 00:00:00 1970 From: Linus Torvalds Subject: Re: [Xen-devel] Re: [patch 13/26] Xen-paravirt_ops: Consistently wrap paravirt ops callsites to make them patchable Date: Tue, 20 Mar 2007 16:51:19 -0700 (PDT) Message-ID: References: <200703201428.50564.ak@suse.de> <20070320174159.GA4286@bingen.suse.de> <20070320180359.GB4286@bingen.suse.de> <20070320192118.GD4286@bingen.suse.de> <20070320202352.GF4286@bingen.suse.de> <20070320213918.116862be@lxorguk.ukuu.org.uk> <20070320214945.GG4286@bingen.suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20070320214945.GG4286@bingen.suse.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Andi Kleen Cc: xen-devel@lists.xensource.com, David Miller , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, jbeulich@novell.com, virtualization@lists.linux-foundation.org, chrisw@sous-sol.org, virtualization@lists.osdl.org, "Eric W. Biederman" , anthony@codemonkey.ws, mingo@elte.hu, akpm@linux-foundation.org, Alan Cox List-Id: virtualization@lists.linuxfoundation.org On Tue, 20 Mar 2007, Andi Kleen wrote: > = > Linus is worried about the unwinder crashing -- that wouldn't help with t= hat. And to make it clear: this is not a theoretical worry. It happened many = times over the months the unwinder was in. = It was supposed to help debugging, but it made bugs that *would* have been = nicely debuggable without it into nightmares. So the only reason for it = existing in the first place was actually the thing that made it not work. Linus