From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yw0-f200.google.com (mail-yw0-f200.google.com [209.85.161.200]) by kanga.kvack.org (Postfix) with ESMTP id 8CEB9828E1 for ; Wed, 6 Jul 2016 10:17:15 -0400 (EDT) Received: by mail-yw0-f200.google.com with SMTP id l125so206534679ywb.2 for ; Wed, 06 Jul 2016 07:17:15 -0700 (PDT) Received: from mail-vk0-x236.google.com (mail-vk0-x236.google.com. [2607:f8b0:400c:c05::236]) by mx.google.com with ESMTPS id h35si764163uah.240.2016.07.06.07.17.14 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 06 Jul 2016 07:17:14 -0700 (PDT) Received: by mail-vk0-x236.google.com with SMTP id b192so6714994vke.0 for ; Wed, 06 Jul 2016 07:17:14 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20160629105736.15017-2-dsafonov@virtuozzo.com> References: <20160629105736.15017-1-dsafonov@virtuozzo.com> <20160629105736.15017-2-dsafonov@virtuozzo.com> From: Andy Lutomirski Date: Wed, 6 Jul 2016 07:16:55 -0700 Message-ID: Subject: Re: [PATCHv2 1/6] x86/vdso: unmap vdso blob on vvar mapping failure Content-Type: text/plain; charset=UTF-8 Sender: owner-linux-mm@kvack.org List-ID: To: Dmitry Safonov Cc: "linux-kernel@vger.kernel.org" , Dmitry Safonov <0x7f454c46@gmail.com>, "linux-mm@kvack.org" , Ingo Molnar , Cyrill Gorcunov , xemul@virtuozzo.com, Oleg Nesterov , Andy Lutomirski , Thomas Gleixner , "H. Peter Anvin" , X86 ML On Wed, Jun 29, 2016 at 3:57 AM, Dmitry Safonov wrote: > If remapping of vDSO blob failed on vvar mapping, > we need to unmap previously mapped vDSO blob. Acked-by: Andy Lutomirski Although you should probably also update the failure code to clear out context.vdso_image a few lines down. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org