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=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 909BEC3A5A0 for ; Mon, 19 Aug 2019 15:47:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C1C72070B for ; Mon, 19 Aug 2019 15:47:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728214AbfHSPrO (ORCPT ); Mon, 19 Aug 2019 11:47:14 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:47767 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727947AbfHSPpw (ORCPT ); Mon, 19 Aug 2019 11:45:52 -0400 Received: from localhost ([127.0.0.1] helo=nanos.tec.linutronix.de) by Galois.linutronix.de with esmtp (Exim 4.80) (envelope-from ) id 1hzjqv-00070E-QG; Mon, 19 Aug 2019 17:45:49 +0200 Message-Id: <20190819143804.653518555@linutronix.de> User-Agent: quilt/0.65 Date: Mon, 19 Aug 2019 16:32:15 +0200 From: Thomas Gleixner To: LKML Cc: Oleg Nesterov , Ingo Molnar , Peter Zijlstra , John Stultz , Frederic Weisbecker , Anna-Maria Behnsen Subject: [patch 34/44] posix-cpu-timers: Remove cputime_expires References: <20190819143141.221906747@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The last users of the magic struct cputime based expiry cache are gone. Remove the leftovers. Signed-off-by: Thomas Gleixner --- include/linux/posix-timers.h | 9 ++------- kernel/time/posix-cpu-timers.c | 10 ---------- 2 files changed, 2 insertions(+), 17 deletions(-) --- a/include/linux/posix-timers.h +++ b/include/linux/posix-timers.h @@ -65,19 +65,14 @@ static inline int clockid_to_fd(const cl #ifdef CONFIG_POSIX_TIMERS /** * posix_cputimers - Container for posix CPU timer related data - * @cputime_expires: Earliest-expiration cache task_cputime based * @expiries: Earliest-expiration cache array based * @cpu_timers: List heads to queue posix CPU timers * * Used in task_struct and signal_struct */ struct posix_cputimers { - /* Temporary union until all users are cleaned up */ - union { - struct task_cputime cputime_expires; - u64 expiries[CPUCLOCK_MAX]; - }; - struct list_head cpu_timers[CPUCLOCK_MAX]; + u64 expiries[CPUCLOCK_MAX]; + struct list_head cpu_timers[CPUCLOCK_MAX]; }; static inline void posix_cputimers_init(struct posix_cputimers *pct) --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -18,16 +18,6 @@ #include "posix-timers.h" -static inline void temporary_check(void) -{ - BUILD_BUG_ON(offsetof(struct task_cputime, stime) != - CPUCLOCK_PROF * sizeof(u64)); - BUILD_BUG_ON(offsetof(struct task_cputime, utime) != - CPUCLOCK_VIRT * sizeof(u64)); - BUILD_BUG_ON(offsetof(struct task_cputime, sum_exec_runtime) != - CPUCLOCK_SCHED * sizeof(u64)); -} - static void posix_cpu_timer_rearm(struct k_itimer *timer); /*