From patchwork Tue Jan 15 13:55:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vincenzo Frascino X-Patchwork-Id: 10764529 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 4EC0113B5 for ; Tue, 15 Jan 2019 14:00:05 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3B0742C2BC for ; Tue, 15 Jan 2019 14:00:05 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2CEA02C2D7; Tue, 15 Jan 2019 14:00:05 +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 C45772C2AD for ; Tue, 15 Jan 2019 14:00:04 +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=l6ykVt3Qu4A7fOdzqqOhllbwgpTbd2QNX0OumNxjiLc=; b=OrvNyUnvT9BaGl s9zNVGoZcuRYRu1WzXIRAR/g7bQcr25/WqPeqhaWDG4U2UIth2s+yqwmN686lGS4UX0nW6x9/oAgf P5E10a7QJfsPQymnS+aA3Um87DWWZ4pR6CKJa/RWkY0p17xurEz76oipr+znLpF9daWDI3/oNHyW4 7ESris3bdVb37gY8hw6teylyY5mYvI91hyj/xtByIx+suFSiEDxQlqQ1qhju0/KJj7cytiYZQgWuo jIGt2koeI518ZAPIvsb0pBVdkUVRWXk57/PypVTgs2w+hFWjb9Dkq2+jxPZXaqXWv2RDThbca4qlN PmA7TQ4hVdPSKpACz5sg==; 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 1gjPG3-0006zB-KB; Tue, 15 Jan 2019 13:59:59 +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 1gjPD2-0004Ft-Km for linux-arm-kernel@lists.infradead.org; Tue, 15 Jan 2019 13:57:09 +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 1671E168F; Tue, 15 Jan 2019 05:56:52 -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 0315A3F70D; Tue, 15 Jan 2019 05:56:49 -0800 (PST) From: Vincenzo Frascino To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 12/24] lib: vdso: Add compat support Date: Tue, 15 Jan 2019 13:55:27 +0000 Message-Id: <20190115135539.24762-13-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190115135539.24762-1-vincenzo.frascino@arm.com> References: <20190115135539.24762-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190115_055653_514784_4BC11F10 X-CRM114-Status: GOOD ( 11.22 ) 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: Arnd Bergmann , Catalin Marinas , Daniel Lezcano , Will Deacon , Russell King , Ralf Baechle , Mark Salyzyn , Paul Burton , 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. This patch adds 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 f008795f454a..874dacfc7b4d 100644 --- a/lib/vdso/gettimeofday.c +++ b/lib/vdso/gettimeofday.c @@ -28,7 +28,11 @@ * - 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 */ #ifdef CONFIG_HAVE_HW_COUNTER static notrace int do_hres(const struct vdso_data *vd,