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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 205E8C432C0 for ; Wed, 20 Nov 2019 22:53:24 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 85EF320855 for ; Wed, 20 Nov 2019 22:53:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 85EF320855 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=codethink.co.uk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 47JHzN0Ff3zDqvV for ; Thu, 21 Nov 2019 09:53:20 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=codethink.co.uk (client-ip=176.9.8.82; helo=imap1.codethink.co.uk; envelope-from=ben.hutchings@codethink.co.uk; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=codethink.co.uk Received: from imap1.codethink.co.uk (imap1.codethink.co.uk [176.9.8.82]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 47JHvS4sDZzDqrq for ; Thu, 21 Nov 2019 09:49:55 +1100 (AEDT) Received: from [167.98.27.226] (helo=xylophone) by imap1.codethink.co.uk with esmtpsa (Exim 4.84_2 #1 (Debian)) id 1iXYmm-0006Lg-Um; Wed, 20 Nov 2019 22:49:21 +0000 Message-ID: Subject: Re: [Y2038] [PATCH 08/23] y2038: ipc: remove __kernel_time_t reference from headers From: Ben Hutchings To: Arnd Bergmann , y2038@lists.linaro.org, Ralf Baechle , Paul Burton , James Hogan , "James E.J. Bottomley" , Helge Deller , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , "David S. Miller" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org Date: Wed, 20 Nov 2019 22:49:19 +0000 In-Reply-To: <20191108210824.1534248-8-arnd@arndb.de> References: <20191108210236.1296047-1-arnd@arndb.de> <20191108210824.1534248-8-arnd@arndb.de> Organization: Codethink Ltd. Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.30.5-1.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Thu, 21 Nov 2019 09:51:16 +1100 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-parisc@vger.kernel.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, "H. Peter Anvin" , sparclinux@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, 2019-11-08 at 22:07 +0100, Arnd Bergmann wrote: [...] > --- a/arch/x86/include/uapi/asm/sembuf.h > +++ b/arch/x86/include/uapi/asm/sembuf.h > @@ -21,9 +21,9 @@ struct semid64_ds { > unsigned long sem_ctime; /* last change time */ > unsigned long sem_ctime_high; > #else > - __kernel_time_t sem_otime; /* last semop time */ > + long sem_otime; /* last semop time */ > __kernel_ulong_t __unused1; > - __kernel_time_t sem_ctime; /* last change time */ > + long sem_ctime; /* last change time */ > __kernel_ulong_t __unused2; > #endif > __kernel_ulong_t sem_nsems; /* no. of semaphores in array */ [...] We need to use __kernel_long_t here to do the right thing on x32. Ben. -- Ben Hutchings, Software Developer Codethink Ltd https://www.codethink.co.uk/ Dale House, 35 Dale Street Manchester, M1 2HF, United Kingdom