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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 7133DC5DF60 for ; Thu, 7 Nov 2019 11:15:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3DA2D2187F for ; Thu, 7 Nov 2019 11:15:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388351AbfKGLPu (ORCPT ); Thu, 7 Nov 2019 06:15:50 -0500 Received: from mx2.suse.de ([195.135.220.15]:39062 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2388206AbfKGLPt (ORCPT ); Thu, 7 Nov 2019 06:15:49 -0500 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 9479BAD5F; Thu, 7 Nov 2019 11:15:48 +0000 (UTC) From: Juergen Gross To: xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org Cc: Juergen Gross , Boris Ostrovsky , Stefano Stabellini Subject: [PATCH v2 0/2] xen/gntdev: sanitize user interface handling Date: Thu, 7 Nov 2019 12:15:44 +0100 Message-Id: <20191107111546.26579-1-jgross@suse.com> X-Mailer: git-send-email 2.16.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The Xen gntdev driver's checking of the number of allowed mapped pages is in need of some sanitizing work. Changes in V2: - enhanced commit message of patch 1 (Andrew Cooper) Juergen Gross (2): xen/gntdev: replace global limit of mapped pages by limit per call xen/gntdev: switch from kcalloc() to kvcalloc() drivers/xen/gntdev-common.h | 2 +- drivers/xen/gntdev-dmabuf.c | 11 +++------ drivers/xen/gntdev.c | 55 +++++++++++++++++++-------------------------- 3 files changed, 27 insertions(+), 41 deletions(-) -- 2.16.4