From patchwork Fri Feb 22 12:24:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vincenzo Frascino X-Patchwork-Id: 10825849 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A26AD139A for ; Fri, 22 Feb 2019 12:29:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8262930914 for ; Fri, 22 Feb 2019 12:29:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 768763092D; Fri, 22 Feb 2019 12:29:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 2F87730914 for ; Fri, 22 Feb 2019 12:29:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QSe7d03YWy+MfPU/lHIOcn06ZJMLUb8smOuhzuOUrEE=; b=Ogu1UAz45SZEOv mOUYQkGJD1Xa+CqY2LsCLUNJJfls1zpIWq1wi8FylM/3byOfGKcHZwV6GKkn0VoZDwyzCTEmTWr3a 16UuPIzqY298INUDQlPON0EKxpBIYPWtD2I4HXi5TlnLx6454LKVC3mNhiGFartAlf7wJDumE23nc DUreXrSyAEfby2wLMg5B37veOv61pukPtlX8Iy6mQwq6LHiNdYvdXOWoxJGeXd5ExSG/udpiRD6hl 9+GTIQowPDDtY6tKf3iU9QuQ6u+jZP9HCREOf9yaYh8ShBHz9652UEsl1Zht30ABsoWqgLaAsaGs2 5GCHLwBqbFPI9GSK7utg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gx9x5-0003E8-Kp; Fri, 22 Feb 2019 12:29:15 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gx9u8-0000FH-1Y for linux-arm-kernel@lists.infradead.org; Fri, 22 Feb 2019 12:26:19 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id CF0741682; Fri, 22 Feb 2019 04:26:11 -0800 (PST) Received: from e119884-lin.cambridge.arm.com (e119884-lin.cambridge.arm.com [10.1.196.72]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 50E903F690; Fri, 22 Feb 2019 04:26:09 -0800 (PST) From: Vincenzo Frascino To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 12/23] lib: vdso: Add compat support Date: Fri, 22 Feb 2019 12:24:19 +0000 Message-Id: <20190222122430.21180-13-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190222122430.21180-1-vincenzo.frascino@arm.com> References: <20190222122430.21180-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190222_042612_226219_BC34BE81 X-CRM114-Status: GOOD ( 10.73 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Shuah Khan , Arnd Bergmann , Catalin Marinas , Daniel Lezcano , Will Deacon , Russell King , Ralf Baechle , Mark Salyzyn , Paul Burton , Dmitry Safonov <0x7f454c46@gmail.com>, Rasmus Villemoes , Thomas Gleixner , Peter Collingbourne Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Some 64 bit architectures have support for 32 bit applications that require a separate version of the vDSOs. Add support to the generic code for compat fallback functions. Cc: Catalin Marinas Cc: Will Deacon Signed-off-by: Vincenzo Frascino --- lib/vdso/gettimeofday.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/vdso/gettimeofday.c b/lib/vdso/gettimeofday.c index 39f92f7d3218..466d0c68fa80 100644 --- a/lib/vdso/gettimeofday.c +++ b/lib/vdso/gettimeofday.c @@ -20,7 +20,11 @@ * - clock_gettime_fallback(): fallback for clock_gettime. * - clock_getres_fallback(): fallback for clock_getres. */ +#ifdef ENABLE_COMPAT_VDSO +#include +#else #include +#endif /* ENABLE_COMPAT_VDSO */ static notrace int do_hres(const struct vdso_data *vd, clockid_t clk,