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=-16.6 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL 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 E8EDDC43381 for ; Thu, 28 Mar 2019 23:09:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AEB132183E for ; Thu, 28 Mar 2019 23:09:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Q06eU4nZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728488AbfC1XJt (ORCPT ); Thu, 28 Mar 2019 19:09:49 -0400 Received: from mail-yb1-f201.google.com ([209.85.219.201]:52079 "EHLO mail-yb1-f201.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727670AbfC1XJs (ORCPT ); Thu, 28 Mar 2019 19:09:48 -0400 Received: by mail-yb1-f201.google.com with SMTP id b137so40989yba.18 for ; Thu, 28 Mar 2019 16:09:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=w0KX0MrKI562oiJMkFTrJuBzCgg2x3LmcQQhqNCSwRU=; b=Q06eU4nZH+2gDYcrsSxwtvJ4k69KpNMAnnN+VjmVe7gr9acBrgDBxSfboLQYgpl9+j gO5yLvh5qk7g1PkHHLou2E7cG4hhYADxVDrXWZFBHw+7oxjElU9lS2nP3Jtpvn36ngv6 0FRyf3iQimSJ1brzqP50nBdBeJUI17NYOnU+c4EW6LCEzZaRHtzER3wjYUlet0hum5fz 6F9b8XQdAaKWg6/hOUshli9hqVprhZPbMGPKN0zuCmbn7sXXyIsRVZrM0C/vnygpHvun x9KkkXgy/sV0+aVtxtg18eXUpU6+Qgh4PnWmmpXecj4vI2t3VOhZigAhvDq3Yp4j6RUJ Mibw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=w0KX0MrKI562oiJMkFTrJuBzCgg2x3LmcQQhqNCSwRU=; b=neSpwwiIgwf99lY5uzZAxAoUjTHNJhXDKR9Ht8tUsXQG11wEnFECqq1JvH9CESzfkb BYMcwyNTOI2YJJfnHdU1BbNkz41qlWJrHp68FYUmnYNIFik12DaLTfrb9Tiytk/iZ9ba cNihbk2ss2QHK1dNBtrpnZ8bftbj00UHlJ+ZZNdhWR1ZVchMLIcRSeEQPEZvh1Aysu9u KYjEGICDhu4irHY/8GF1wB0gq9dqOiVzdviSE95LKH/H0ovKzLd6sfo53wOm4gZdI8v6 Z18zWRFIqENLQMbQ0F6JjtfET8C8Iq9fejMFTss8PyYMjursYCpvf+F0eONMPkGa1os+ tIvw== X-Gm-Message-State: APjAAAXffHlnDMcU8UFMDsPEddMUAh9qPomtJmS1wHakCw+YSx8uKlJI vE5Ytfzjq8wI3ubyOt2HscS++vimYQ== X-Google-Smtp-Source: APXvYqyYIwQCETtrnSGcNjl9AxrItndgcGnJ0rHF/2Wtx7aqv1E+QMeQp1clWO5gNI1vj+giZxnbc2C1pQ== X-Received: by 2002:a81:3296:: with SMTP id y144mr3008466ywy.22.1553814588061; Thu, 28 Mar 2019 16:09:48 -0700 (PDT) Date: Fri, 29 Mar 2019 00:09:39 +0100 Message-Id: <20190328230939.15711-1-jannh@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.21.0.392.gf8f6787159e-goog Subject: [PATCH] x86: define LOADED_MM_SWITCHING with pointer-sized number From: Jann Horn To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , jannh@google.com Cc: x86@kernel.org, linux-kernel@vger.kernel.org, Andy Lutomirski Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org sparse complains that LOADED_MM_SWITCHING's definition casts an int to a pointer: arch/x86/mm/tlb.c:409:17: warning: non size-preserving integer to pointer cast Use a pointer-sized integer constant instead. Signed-off-by: Jann Horn --- arch/x86/include/asm/tlbflush.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h index f4204bf377fc..90926e8dd1f8 100644 --- a/arch/x86/include/asm/tlbflush.h +++ b/arch/x86/include/asm/tlbflush.h @@ -167,7 +167,7 @@ struct tlb_state { */ struct mm_struct *loaded_mm; -#define LOADED_MM_SWITCHING ((struct mm_struct *)1) +#define LOADED_MM_SWITCHING ((struct mm_struct *)1UL) /* Last user mm for optimizing IBPB */ union { -- 2.21.0.392.gf8f6787159e-goog