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=-12.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 2C8A7C2BB84 for ; Mon, 7 Sep 2020 05:58:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E58A520838 for ; Mon, 7 Sep 2020 05:58:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="H1WOIIj2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726918AbgIGF6r (ORCPT ); Mon, 7 Sep 2020 01:58:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49038 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726776AbgIGF6h (ORCPT ); Mon, 7 Sep 2020 01:58:37 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AEEBAC061575; Sun, 6 Sep 2020 22:58:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=IcaHid71cII3JdZGf+Xd0IQ2uM2gsv/9AEgKNzHRyEw=; b=H1WOIIj271ZAtDnyuua8dwkXWg r2WkVVPq/yxVp8BCHZsKDgRq3+7Ex0eLXSijUJaJ2foO3ocMZnFwB5yB6dEr4N5GFoiE/X1qU6HLc J7dpaq+AEMp0QyPTPYxMYdb9iEdc6fE9plyD1+5iIGXzqCdgl1QpvU2Uw+W1isRVx7z4VmHewvxjn pTLvoAuFkNBMCmmAlswtxEgNhN+MMmKWbU1MP60fKsPZklY1UWSTnK+kLOaePsix4bk3LqhfuB6Xb I3vUqiWKPRYc089LL8DSVYvlKBdGv4ACOiw0hxNNhnv2UjAzbtwKqXWss+QML83ATJRrHZpd8osWP mEoVmu7Q==; Received: from [2001:4bb8:184:af1:e178:97b2:ac6b:4e16] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kFAAh-00035O-Mf; Mon, 07 Sep 2020 05:58:31 +0000 From: Christoph Hellwig To: Paul Walmsley , Palmer Dabbelt , Arnd Bergmann , Alexander Viro Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH 4/8] asm-generic: make the set_fs implementation optional Date: Mon, 7 Sep 2020 07:58:21 +0200 Message-Id: <20200907055825.1917151-5-hch@lst.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200907055825.1917151-1-hch@lst.de> References: <20200907055825.1917151-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Put all the set_fs related code under CONFIG_SET_FS so that asm-generic/uaccess.h can be used for set_fs-less builds. Signed-off-by: Christoph Hellwig --- include/asm-generic/uaccess.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/asm-generic/uaccess.h b/include/asm-generic/uaccess.h index b367f339be1a90..45f9872fd74759 100644 --- a/include/asm-generic/uaccess.h +++ b/include/asm-generic/uaccess.h @@ -94,6 +94,7 @@ raw_copy_to_user(void __user *to, const void *from, unsigned long n) #define INLINE_COPY_TO_USER #endif /* CONFIG_UACCESS_MEMCPY */ +#ifdef CONFIG_SET_FS #define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) #ifndef KERNEL_DS @@ -116,6 +117,7 @@ static inline void set_fs(mm_segment_t fs) #ifndef uaccess_kernel #define uaccess_kernel() (get_fs().seg == KERNEL_DS.seg) #endif +#endif /* CONFIG_SET_FS */ #define access_ok(addr, size) __access_ok((unsigned long)(addr),(size)) -- 2.28.0