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=-9.1 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,URIBL_BLOCKED,USER_AGENT_GIT 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 8605CC04AA6 for ; Tue, 30 Apr 2019 12:02:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4FBED2075E for ; Tue, 30 Apr 2019 12:02:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556625749; bh=yYIENNpEJtEjRnvVz1tLUNu+L22UX2sQTB90+e5KDos=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=xT9kcgG0X1G1ilQTsLvonZKZRfWCasW7qr7FZqDTyWnTy4BBy5cxFDM52vQdV1Jr3 UwNSh8awqPbTtZqRSb9hkXG2acwFegOvVaV4l6oP+XAomZLWgMYep0MjE2OyS97o4h Q0UzhUSY3qPWMqfULRIRdZO01GrsgTcrThUFkZug= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728707AbfD3LoJ (ORCPT ); Tue, 30 Apr 2019 07:44:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:55116 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728168AbfD3LoI (ORCPT ); Tue, 30 Apr 2019 07:44:08 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id F395321670; Tue, 30 Apr 2019 11:44:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556624648; bh=yYIENNpEJtEjRnvVz1tLUNu+L22UX2sQTB90+e5KDos=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xL69sAz5rNNKTr/afl5ZhHecIP6HnDjXma465CkZMd3ft4QC1AsF6aeunOgmS0jrw YdJuRaA1YOAA84n7DZN0pCo0zEKDcX6MH30ZWb5/J2P+62LQHh2/F2uXJG2jFJEx9D XjuLsSbuZ7/p1CWmIMdsrDHmi5Ypvgja2MEH6hu0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Christian Zigotzky , Christophe Leroy , Michael Ellerman , Sasha Levin Subject: [PATCH 4.19 020/100] powerpc/vdso32: fix CLOCK_MONOTONIC on PPC64 Date: Tue, 30 Apr 2019 13:37:49 +0200 Message-Id: <20190430113609.817538809@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190430113608.616903219@linuxfoundation.org> References: <20190430113608.616903219@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org [ Upstream commit dd9a994fc68d196a052b73747e3366c57d14a09e ] Commit b5b4453e7912 ("powerpc/vdso64: Fix CLOCK_MONOTONIC inconsistencies across Y2038") changed the type of wtom_clock_sec to s64 on PPC64. Therefore, VDSO32 needs to read it with a 4 bytes shift in order to retrieve the lower part of it. Fixes: b5b4453e7912 ("powerpc/vdso64: Fix CLOCK_MONOTONIC inconsistencies across Y2038") Reported-by: Christian Zigotzky Signed-off-by: Christophe Leroy Signed-off-by: Michael Ellerman Signed-off-by: Sasha Levin --- arch/powerpc/kernel/vdso32/gettimeofday.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/vdso32/gettimeofday.S b/arch/powerpc/kernel/vdso32/gettimeofday.S index 769c2624e0a6..75cff3f336b3 100644 --- a/arch/powerpc/kernel/vdso32/gettimeofday.S +++ b/arch/powerpc/kernel/vdso32/gettimeofday.S @@ -98,7 +98,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime) * can be used, r7 contains NSEC_PER_SEC. */ - lwz r5,WTOM_CLOCK_SEC(r9) + lwz r5,(WTOM_CLOCK_SEC+LOPART)(r9) lwz r6,WTOM_CLOCK_NSEC(r9) /* We now have our offset in r5,r6. We create a fake dependency -- 2.19.1