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=-14.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,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 97DD7C43463 for ; Fri, 18 Sep 2020 07:42:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E818208DB for ; Fri, 18 Sep 2020 07:42:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="GRucL5yP"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="M1fXNz/w" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726831AbgIRHmu (ORCPT ); Fri, 18 Sep 2020 03:42:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49254 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726772AbgIRHmh (ORCPT ); Fri, 18 Sep 2020 03:42:37 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 18F75C06178B; Fri, 18 Sep 2020 00:42:37 -0700 (PDT) Date: Fri, 18 Sep 2020 07:42:33 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1600414954; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=7GwwrGZpW75jWgusOJdBv4xKPvUmC1eByWupe/aoRfQ=; b=GRucL5yPCdm2rLE2DxgcF89T7hnQHQQzeennrR4/JBvoIgvP+fXKo4ef1+YkYH19xWrQ1m 19BmTRrrN0npefbjQgRuf3b2xdbnQGDUF3a/5uqNrh4gJV2atntG9/4ARx0EqA6WN4qf/Z eMrbyAAs+UUiNFjyKkfuQJScwr6wJbnHAflz4kvMYtH6//igQtf+U0+bTqmd8sVMLTQr1H wWMLSnZ4VUQ/vecSZpgln3DdPSe8xtOrurShnVxyart4ekpAodXJvuihaVIper7sFSyPkX xbir4V2S65DToOOz/D1W6OuDbDVO7tYrUTXDsXRjm5Ys80K5S/dppsTffXbQSA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1600414954; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=7GwwrGZpW75jWgusOJdBv4xKPvUmC1eByWupe/aoRfQ=; b=M1fXNz/wNs2AxDhFqmx5Tta5bBLXbUgH3u28dL2s59hE91AOLynOML71Ugo16I6OFvVDhi YVxM5b7A3qxes5CA== From: "tip-bot2 for Fenghua Yu" Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/pasid] iommu/vt-d: Change flags type to unsigned int in binding mm Cc: Thomas Gleixner , Fenghua Yu , Borislav Petkov , Tony Luck , Lu Baolu , Joerg Roedel , x86 , LKML In-Reply-To: <1600187413-163670-3-git-send-email-fenghua.yu@intel.com> References: <1600187413-163670-3-git-send-email-fenghua.yu@intel.com> MIME-Version: 1.0 Message-ID: <160041495386.15536.13013142702886328640.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following commit has been merged into the x86/pasid branch of tip: Commit-ID: 2a5054c6e7b16906984ac36a7363ca46b8d99ade Gitweb: https://git.kernel.org/tip/2a5054c6e7b16906984ac36a7363ca46b8d99ade Author: Fenghua Yu AuthorDate: Tue, 15 Sep 2020 09:30:06 -07:00 Committer: Borislav Petkov CommitterDate: Thu, 17 Sep 2020 19:21:30 +02:00 iommu/vt-d: Change flags type to unsigned int in binding mm "flags" passed to intel_svm_bind_mm() is a bit mask and should be defined as "unsigned int" instead of "int". Change its type to "unsigned int". Suggested-by: Thomas Gleixner Signed-off-by: Fenghua Yu Signed-off-by: Borislav Petkov Reviewed-by: Tony Luck Reviewed-by: Lu Baolu Acked-by: Joerg Roedel Link: https://lkml.kernel.org/r/1600187413-163670-3-git-send-email-fenghua.yu@intel.com --- drivers/iommu/intel/svm.c | 7 ++++--- include/linux/intel-iommu.h | 2 +- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index e78a74a..fc90a07 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -446,7 +446,8 @@ out: /* Caller must hold pasid_mutex, mm reference */ static int -intel_svm_bind_mm(struct device *dev, int flags, struct svm_dev_ops *ops, +intel_svm_bind_mm(struct device *dev, unsigned int flags, + struct svm_dev_ops *ops, struct mm_struct *mm, struct intel_svm_dev **sd) { struct intel_iommu *iommu = device_to_iommu(dev, NULL, NULL); @@ -1033,7 +1034,7 @@ intel_svm_bind(struct device *dev, struct mm_struct *mm, void *drvdata) { struct iommu_sva *sva = ERR_PTR(-EINVAL); struct intel_svm_dev *sdev = NULL; - int flags = 0; + unsigned int flags = 0; int ret; /* @@ -1042,7 +1043,7 @@ intel_svm_bind(struct device *dev, struct mm_struct *mm, void *drvdata) * and intel_svm etc. */ if (drvdata) - flags = *(int *)drvdata; + flags = *(unsigned int *)drvdata; mutex_lock(&pasid_mutex); ret = intel_svm_bind_mm(dev, flags, NULL, mm, &sdev); if (ret) diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index 7322073..9c3e833 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -765,7 +765,7 @@ struct intel_svm { struct mm_struct *mm; struct intel_iommu *iommu; - int flags; + unsigned int flags; u32 pasid; int gpasid; /* In case that guest PASID is different from host PASID */ struct list_head devs;