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=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 35A49C3A5A7 for ; Tue, 3 Sep 2019 14:34:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 19F0B215EA for ; Tue, 3 Sep 2019 14:34:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729306AbfICOeq (ORCPT ); Tue, 3 Sep 2019 10:34:46 -0400 Received: from foss.arm.com ([217.140.110.172]:38208 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727667AbfICOeq (ORCPT ); Tue, 3 Sep 2019 10:34:46 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1FBB5337; Tue, 3 Sep 2019 07:34:43 -0700 (PDT) Received: from [10.37.8.116] (unknown [10.37.8.116]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 255533F246; Tue, 3 Sep 2019 07:34:40 -0700 (PDT) Subject: Re: [PATCH v2 1/8] arm64: compat: vdso: Expose BUILD_VDSO32 From: Vincenzo Frascino To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-kselftest@vger.kernel.org Cc: catalin.marinas@arm.com, 0x7f454c46@gmail.com, salyzyn@android.com, paul.burton@mips.com, luto@kernel.org, tglx@linutronix.de, will@kernel.org References: <20190830135902.20861-1-vincenzo.frascino@arm.com> <20190830135902.20861-2-vincenzo.frascino@arm.com> Message-ID: Date: Tue, 3 Sep 2019 15:36:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <20190830135902.20861-2-vincenzo.frascino@arm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Hi Catalin and Will, On 8/30/19 2:58 PM, Vincenzo Frascino wrote: > clock_gettime32 and clock_getres_time32 should be compiled only with the > 32 bit vdso library. > > Expose BUILD_VDSO32 when arm64 compat is compiled, to provide an > indication to the generic library to include these symbols. > > Cc: Catalin Marinas > Cc: Will Deacon > Signed-off-by: Vincenzo Frascino > Acked-by: Catalin Marinas > --- > arch/arm64/include/asm/vdso/compat_gettimeofday.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/include/asm/vdso/compat_gettimeofday.h b/arch/arm64/include/asm/vdso/compat_gettimeofday.h > index c50ee1b7d5cd..fe7afe0f1a3d 100644 > --- a/arch/arm64/include/asm/vdso/compat_gettimeofday.h > +++ b/arch/arm64/include/asm/vdso/compat_gettimeofday.h > @@ -17,6 +17,7 @@ > #define VDSO_HAS_CLOCK_GETRES 1 > > #define VDSO_HAS_32BIT_FALLBACK 1 > +#define BUILD_VDSO32 1 > > static __always_inline > int gettimeofday_fallback(struct __kernel_old_timeval *_tv, > This patch is independent from the rest and touches only arch code. Can it go in via the arm64 tree? -- Regards, Vincenzo