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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 185E0C43218 for ; Tue, 11 Jun 2019 14:13:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EB2B22175B for ; Tue, 11 Jun 2019 14:13:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388722AbfFKON0 (ORCPT ); Tue, 11 Jun 2019 10:13:26 -0400 Received: from mx2.suse.de ([195.135.220.15]:44132 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728264AbfFKON0 (ORCPT ); Tue, 11 Jun 2019 10:13:26 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 003DAAE91; Tue, 11 Jun 2019 14:13:24 +0000 (UTC) From: Miroslav Benes To: jpoimboe@redhat.com, jikos@kernel.org, pmladek@suse.com Cc: joe.lawrence@redhat.com, kamalesh@linux.vnet.ibm.com, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, Miroslav Benes , Thomas Gleixner Subject: [PATCH v4 0/3] livepatch: Cleanup of reliable stacktrace warnings Date: Tue, 11 Jun 2019 16:13:17 +0200 Message-Id: <20190611141320.25359-1-mbenes@suse.cz> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is the fourth attempt to improve the situation of reliable stack trace warnings in livepatch. Based on discussion in 20190531074147.27616-1-pmladek@suse.com (v3). Changes against v3: + weak save_stack_trace_tsk_reliable() removed, because it is not needed anymore thanks to Thomas' recent improvements + klp_have_reliable_stack() check reintroduced in klp_try_switch_task() Changes against v2: + Put back the patch removing WARN_ONCE in the weak save_stack_trace_tsk_reliable(). It is related. + Simplified patch removing the duplicate warning from klp_check_stack() + Update commit message for 3rd patch [Josh] Miroslav Benes (2): stacktrace: Remove weak version of save_stack_trace_tsk_reliable() Revert "livepatch: Remove reliable stacktrace check in klp_try_switch_task()" Petr Mladek (1): livepatch: Remove duplicate warning about missing reliable stacktrace support kernel/livepatch/transition.c | 8 +++++++- kernel/stacktrace.c | 8 -------- 2 files changed, 7 insertions(+), 9 deletions(-) -- 2.21.0