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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 2328FC43A1D for ; Thu, 12 Jul 2018 09:15:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CE70B20BF2 for ; Thu, 12 Jul 2018 09:15:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CE70B20BF2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.cz Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727181AbeGLJXp (ORCPT ); Thu, 12 Jul 2018 05:23:45 -0400 Received: from mx2.suse.de ([195.135.220.15]:40806 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726582AbeGLJXo (ORCPT ); Thu, 12 Jul 2018 05:23:44 -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 2E0F5ACFA; Thu, 12 Jul 2018 09:15:02 +0000 (UTC) Date: Thu, 12 Jul 2018 11:15:01 +0200 (CEST) From: Miroslav Benes To: Kamalesh Babulal cc: Josh Poimboeuf , Jiri Kosina , live-patching@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] livepatch: Remove reliable stacktrace check in klp_try_switch_task() In-Reply-To: <1531382706-9732-1-git-send-email-kamalesh@linux.vnet.ibm.com> Message-ID: References: <1531382706-9732-1-git-send-email-kamalesh@linux.vnet.ibm.com> User-Agent: Alpine 2.21 (LSU 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 12 Jul 2018, Kamalesh Babulal wrote: > Support for immediate flag was removed by commit d0807da78e11 > ("livepatch: Remove immediate feature"). We bail out during > patch registration for architectures, those don't support > reliable stack trace. Remove the check in klp_try_switch_task(), > as its not required. > > Signed-off-by: Kamalesh Babulal Acked-by: Miroslav Benes M