From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f173.google.com (mail-wi0-f173.google.com [209.85.212.173]) by kanga.kvack.org (Postfix) with ESMTP id 911FF6B0075 for ; Thu, 15 Jan 2015 03:58:30 -0500 (EST) Received: by mail-wi0-f173.google.com with SMTP id hi2so10657187wib.0 for ; Thu, 15 Jan 2015 00:58:30 -0800 (PST) Received: from e06smtp16.uk.ibm.com (e06smtp16.uk.ibm.com. [195.75.94.112]) by mx.google.com with ESMTPS id fh2si8173800wib.90.2015.01.15.00.58.18 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 15 Jan 2015 00:58:18 -0800 (PST) Received: from /spool/local by e06smtp16.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 15 Jan 2015 08:58:17 -0000 Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by d06dlp03.portsmouth.uk.ibm.com (Postfix) with ESMTP id A6ECD1B0805F for ; Thu, 15 Jan 2015 08:58:51 +0000 (GMT) Received: from d06av03.portsmouth.uk.ibm.com (d06av03.portsmouth.uk.ibm.com [9.149.37.213]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t0F8wEgq29556816 for ; Thu, 15 Jan 2015 08:58:14 GMT Received: from d06av03.portsmouth.uk.ibm.com (localhost [127.0.0.1]) by d06av03.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t0F8wE0M016314 for ; Thu, 15 Jan 2015 01:58:14 -0700 From: Christian Borntraeger Subject: [PATCH 7/8] next: sh: Fix compile error Date: Thu, 15 Jan 2015 09:58:33 +0100 Message-Id: <1421312314-72330-8-git-send-email-borntraeger@de.ibm.com> In-Reply-To: <1421312314-72330-1-git-send-email-borntraeger@de.ibm.com> References: <1421312314-72330-1-git-send-email-borntraeger@de.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: linux-kernel@vger.kernel.org Cc: linux-arch@vger.kernel.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, x86@kernel.org, xen-devel@lists.xenproject.org, linux-mm@kvack.org, Guenter Roeck , "Paul E. McKenney" , Christian Borntraeger From: Guenter Roeck Commit a91ed664749c ("kernel: tighten rules for ACCESS ONCE") results in a compile failure for sh builds with CONFIG_X2TLB enabled. arch/sh/mm/gup.c: In function 'gup_get_pte': arch/sh/mm/gup.c:20:2: error: invalid initializer make[1]: *** [arch/sh/mm/gup.o] Error 1 Replace ACCESS_ONCE with READ_ONCE to fix the problem. Fixes: a91ed664749c ("kernel: tighten rules for ACCESS ONCE") Cc: Paul E. McKenney Cc: Christian Borntraeger Signed-off-by: Guenter Roeck Reviewed-by: Paul E. McKenney Signed-off-by: Christian Borntraeger --- arch/sh/mm/gup.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/sh/mm/gup.c b/arch/sh/mm/gup.c index 37458f3..e113bb4 100644 --- a/arch/sh/mm/gup.c +++ b/arch/sh/mm/gup.c @@ -17,7 +17,7 @@ static inline pte_t gup_get_pte(pte_t *ptep) { #ifndef CONFIG_X2TLB - return ACCESS_ONCE(*ptep); + return READ_ONCE(*ptep); #else /* * With get_user_pages_fast, we walk down the pagetables without -- 1.9.3 -- 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