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=-10.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 C4C14C43441 for ; Thu, 29 Nov 2018 17:12:35 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7837220863 for ; Thu, 29 Nov 2018 17:12:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="n0r2vfqr" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7837220863 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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=x0OwL32YgTAMkeTKOj3pFOFhmKRjoaDFrQMUqjb5V/8=; b=n0r2vfqrS7B6LI G9w5pBTwair22x/oT+F7MWl7P5TD+1xsl00CwEaehmzfqf7GNks1f7yBC1OSRoqKmdI5EpdAqF1EH ZljpfPMgsj2vM7z7zcGY6aU10SDPWtVam107pQz+JGsaLyMlWPMnklxgO90E4rfcN20oF3Ibuh7+5 d/kmG7CFACo/FrdY6rJ7ol1Xc+53rKkBLjvRlxzEJU+yRdbHfIe8SD3R5agfh20D+0PDg9UD/CuSG TDYf1TdHpO0HG6fkPDQKPjHRjmhOQmt7Li69yH+9WL83d54zOgjccTKidAU8xZKmk6vfuB7l+/PyI OTov2Vl+KW+/QrGN7yIA==; 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 1gSPre-0007px-4f; Thu, 29 Nov 2018 17:12:34 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gSPlP-0000Pn-LQ for linux-arm-kernel@lists.infradead.org; Thu, 29 Nov 2018 17:06:14 +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 3E4CB15AB; Thu, 29 Nov 2018 09:06:02 -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 2B5283F59C; Thu, 29 Nov 2018 09:06:00 -0800 (PST) From: Vincenzo Frascino To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 03/28] kernel: Add International Atomic Time support Date: Thu, 29 Nov 2018 17:05:05 +0000 Message-Id: <20181129170530.37789-4-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181129170530.37789-1-vincenzo.frascino@arm.com> References: <20181129170530.37789-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181129_090608_430524_A861D800 X-CRM114-Status: GOOD ( 14.36 ) 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 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Currently, datapage.h has no support for CLOCK_TAI. CLOCK_TAI is similar to CLOCK_REALTIME, but uses the International Atomic Time (TAI) reference instead of UTC to avoid jumping on leap second updates. This patch adds CLOCK_TAI (tai_sec) support to datapage.h. Cc: Arnd Bergmann Signed-off-by: Vincenzo Frascino --- include/vdso/datapage.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/vdso/datapage.h b/include/vdso/datapage.h index 52189c21d422..d50a108afaed 100644 --- a/include/vdso/datapage.h +++ b/include/vdso/datapage.h @@ -33,6 +33,7 @@ struct vdso_data { __u64 wtm_clock_sec; /* Wall to monotonic time */ __u64 wtm_clock_nsec; __u64 btm_nsec; /* Monotonic to boot time */ + __u64 tai_sec; /* International Atomic Time */ __u32 tb_seq_count; /* Timebase sequence counter */ __u32 cs_mono_mult; /* NTP-adjusted clocksource multiplier */ __u32 cs_shift; /* Clocksource shift (mono = raw) */ -- 2.19.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel