From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751565AbeERGzx (ORCPT ); Fri, 18 May 2018 02:55:53 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:35897 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751156AbeERGzv (ORCPT ); Fri, 18 May 2018 02:55:51 -0400 X-Google-Smtp-Source: AB8JxZpigbfR2HrGxiNvQAWXA1KEKZuwunjOUQStq/u4KP52EjSgyFzk7mgBsDZ3H9mizkgCEf66zQ== Date: Fri, 18 May 2018 08:55:47 +0200 From: Ingo Molnar To: Jiri Slaby , Josh Poimboeuf , Peter Zijlstra , Andy Lutomirski , Borislav Petkov Cc: mingo@redhat.com, linux-kernel@vger.kernel.org, Thomas Gleixner , "H. Peter Anvin" , x86@kernel.org, Josh Poimboeuf Subject: Re: [PATCH v3 1/6] x86/stacktrace: do not unwind after user regs Message-ID: <20180518065547.GA18262@gmail.com> References: <20180518064713.26440-1-jslaby@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180518064713.26440-1-jslaby@suse.cz> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Jiri Slaby wrote: > Josh pointed out, that there is no way a frame can be after user regs. > So remove the last unwind and the check. > > Signed-off-by: Jiri Slaby > Cc: Thomas Gleixner > Cc: Ingo Molnar > Cc: "H. Peter Anvin" > Cc: x86@kernel.org > Cc: Josh Poimboeuf Josh: an Acked-by or Reviewed-by for the whole series from you would be nice. Thanks, Ingo