Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760813AbZCTTbF (ORCPT ); Fri, 20 Mar 2009 15:31:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758884AbZCTTay (ORCPT ); Fri, 20 Mar 2009 15:30:54 -0400 Received: from mx1.redhat.com ([66.187.233.31]:55848 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757689AbZCTTax (ORCPT ); Fri, 20 Mar 2009 15:30:53 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit From: Roland McGrath To: ananth@in.ibm.com X-Fcc: ~/Mail/linus Cc: Masami Hiramatsu , Frederic Weisbecker , Ingo Molnar , Steven Rostedt , systemtap-ml , LKML Subject: Re: [RFC][PATCH -tip 7/9] tracing: kprobe-tracer plugin supports arguments In-Reply-To: Ananth N Mavinakayanahalli's message of Friday, 20 March 2009 10:11:25 +0530 <20090320044125.GB6398@in.ibm.com> References: <49C2B4D0.8030904@redhat.com> <20090320005135.GC6895@nowhere> <49C31021.5020305@redhat.com> <20090320044125.GB6398@in.ibm.com> X-Antipastobozoticataclysm: Bariumenemanilow Message-Id: <20090320193030.9D10DFC3AB@magilla.sf.frob.com> Date: Fri, 20 Mar 2009 12:30:30 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 557 Lines: 15 > A better option could be to generalize syscall_get_arguments() to work > for functions other than just syscalls where pt_regs are available. The syscall register argument passing conventions are disjoint from the normal function calling ABI on some machines (x86). You can't conflate them. Thanks, Roland -- 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/