From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 56B78C10F13 for ; Thu, 11 Apr 2019 13:00:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 304142133D for ; Thu, 11 Apr 2019 13:00:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726815AbfDKNAs (ORCPT ); Thu, 11 Apr 2019 09:00:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:39615 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726073AbfDKNAs (ORCPT ); Thu, 11 Apr 2019 09:00:48 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A488DC0860DC; Thu, 11 Apr 2019 13:00:37 +0000 (UTC) Received: from treble (ovpn-120-231.rdu2.redhat.com [10.10.120.231]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 8037A1001E67; Thu, 11 Apr 2019 13:00:36 +0000 (UTC) Date: Thu, 11 Apr 2019 08:00:28 -0500 From: Josh Poimboeuf To: Thomas Gleixner Cc: LKML , x86@kernel.org, Andy Lutomirski , Steven Rostedt , Alexander Potapenko Subject: Re: [RFC patch 40/41] stacktrace: Remove obsolete functions Message-ID: <20190411130001.aabvmuch2iwokpre@treble> References: <20190410102754.387743324@linutronix.de> <20190410103647.205989744@linutronix.de> <20190411033320.64zafrthhsm2ohdm@treble> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190411033320.64zafrthhsm2ohdm@treble> User-Agent: NeoMutt/20180716 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Thu, 11 Apr 2019 13:00:48 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 10, 2019 at 10:33:20PM -0500, Josh Poimboeuf wrote: > > -#ifdef CONFIG_USER_STACKTRACE_SUPPORT > > +extern void save_stack_trace(struct stack_trace *trace); > > +extern void save_stack_trace_regs(struct pt_regs *regs, > > + struct stack_trace *trace); > > +extern void save_stack_trace_tsk(struct task_struct *tsk, > > + struct stack_trace *trace); > > +extern int save_stack_trace_tsk_reliable(struct task_struct *tsk, > > + struct stack_trace *trace); > > save_stack_trace_tsk_reliable() is still in use by generic livepatch > code. kernel/trace/trace_stack.c and include/linux/ftrace.h also still use struct stack_trace. -- Josh