Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp1431494imm; Thu, 12 Jul 2018 01:35:16 -0700 (PDT) X-Google-Smtp-Source: AAOMgpe/Irc+SA2DHZ7ddY7PdHPMjKyfk0SdXLETXzPuldhv8SVUDknm5MuTmhQopDbDbjVhfn9y X-Received: by 2002:a63:b02:: with SMTP id 2-v6mr1181361pgl.301.1531384516185; Thu, 12 Jul 2018 01:35:16 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1531384516; cv=none; d=google.com; s=arc-20160816; b=Yaz7B+m6oxKelinkH9EEpy7lUANE0vcLmcBwL1dsoSL4FFXrB/ZQABLFWAi8nenl5Q mmgD6huYbUvJO2mLiYApMJ04qYVie7RxvImkWsk2WnqnR8u9tAsceffVql6BhTWlkoZX CT+rNBQAGIFJKlmZiIyq3iUmTs0EtrBVBFBuGR1eI+iRxDeL+Q8T975lyqjwqpHFooP1 6hLcQekcVGBB5lM8NqWY6Nrz4bWp0++8evKFc2ywQ4kA7v7VTr7OFQg2ukjN1ewm3cQw aJlg2bLTntqAFEK0VTSeJHQ3y+yI5ZvzOTKbf2V0ZLZHSIb2HXFK29uVjI11RoTPm9X4 ht/A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=DtI3QY6VpbNblf7FpOzpgtxrrByJ+s/W6EmVkb6nZy8=; b=wzZz56s82YLb8p6pI4e6DifPTQeEfs4Fr/YK5su/oeh5kEP8mjSQz9/hMomBRqkd7+ e12+UdrdYRKiNchnT1/pghV9EcuVOD9sjz+Q4+nLEn+XBVomtxthzwkrNqOROsZOh66G 572AXnadoVVNH6BibZUhk6sE/9x1E5js0VCxpJr237fhCT4CQN0vJRlVjwM1E9i/bscN +vmPni2ycsQxd+zXPAeHN2V9Nf8NSrrte9fx/t1sT2RAMgdfdq6l1fZ2EUUfDJOtsfYi giH5a72uUuzsdgju0NiXqLPN2rod5wxybmcJuSu+rC0Mk/jjjmqKgUJZT0AWSjWq8ehK xbkg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id x19-v6si20292142pgk.80.2018.07.12.01.35.00; Thu, 12 Jul 2018 01:35:16 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727016AbeGLImq (ORCPT + 99 others); Thu, 12 Jul 2018 04:42:46 -0400 Received: from mx2.suse.de ([195.135.220.15]:35210 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725845AbeGLImq (ORCPT ); Thu, 12 Jul 2018 04:42:46 -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 1F195AD37; Thu, 12 Jul 2018 08:34:12 +0000 (UTC) Date: Thu, 12 Jul 2018 10:34:11 +0200 From: Petr Mladek To: Kamalesh Babulal Cc: Miroslav Benes , 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() Message-ID: <20180712083411.ofebltgc4jjkvkyb@pathway.suse.cz> References: <1531382706-9732-1-git-send-email-kamalesh@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1531382706-9732-1-git-send-email-kamalesh@linux.vnet.ibm.com> User-Agent: NeoMutt/20170421 (1.8.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu 2018-07-12 13:35:06, 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 Good catch! Reviewed-by: Petr Mladek Best Regards, Petr