From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751752AbdAVSUj (ORCPT ); Sun, 22 Jan 2017 13:20:39 -0500 Received: from mail-wm0-f67.google.com ([74.125.82.67]:35705 "EHLO mail-wm0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751179AbdAVSUd (ORCPT ); Sun, 22 Jan 2017 13:20:33 -0500 From: Frederic Weisbecker To: LKML Cc: Frederic Weisbecker , Tony Luck , Wanpeng Li , Peter Zijlstra , Michael Ellerman , Heiko Carstens , Benjamin Herrenschmidt , Thomas Gleixner , Paul Mackerras , Ingo Molnar , Fenghua Yu , Rik van Riel , Martin Schwidefsky , Stanislaw Gruszka Subject: [PATCH 00/37] cputime: Convert core use of cputime_t to nsecs v3 Date: Sun, 22 Jan 2017 19:19:36 +0100 Message-Id: <1485109213-8561-1-git-send-email-fweisbec@gmail.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Summary of this patchset in v1 (actually v2 as the v1 got posted 2 years ago): https://lkml.org/lkml/2016/11/17/583 Changes in this version: * Rebase against latest cputime changes (vtime accumulation and accounting delayed on tick and context switch) * Fix leaking cputime remainder on s390 * Fix build errors git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git cputime/nsecs-v3 HEAD: 358818bd88b82c22bf3d45f82ba30ced534e3cd2 Thanks, Frederic --- Frederic Weisbecker (37): jiffies: Reuse TICK_NSEC instead of NSEC_PER_JIFFY time: Introduce jiffies64_to_nsecs() sched: Remove unused INIT_CPUTIME macro cputime: Convert kcpustat to nsecs macintosh/rack-meter: Remove cputime_t internal use cputime: Convert guest time accounting to nsecs cputime: Special API to return old-typed cputime cputime: Convert task/group cputime to nsecs alpha: Convert obsolete cputime_t to nsecs x86: Convert obsolete cputime type to nsecs isdn: Convert obsolete cputime type to nsecs binfmt: Convert obsolete cputime type to nsecs acct: Convert obsolete cputime type to nsecs delaycct: Convert obsolete cputime type to nsecs tsacct: Convert obsolete cputime type to nsecs signal: Convert obsolete cputime type to nsecs cputime: Increment kcpustat directly on irqtime account posix-timers: Use TICK_NSEC instead of a dynamically ad-hoc calculated version posix-timers: Convert internals to use nsecs itimer: Convert internal cputime_t units to nsec sched: Remove temporary cputime_t accessors cputime: Push time to account_user_time() in nsecs cputime: Push time to account_steal_time() in nsecs cputime: Push time to account_idle_time() in nsecs cputime: Push time to account_system_time() in nsecs cputime: Complete nsec conversion of tick based accounting vtime: Return nsecs instead of cputime_t to account cputime: Remove jiffies based cputime ia64: Move nsecs based cputime headers to the last arch using it ia64: Convert vtime to use nsec units directly ia64: Remove unused cputime definitions s390: Make arch_cpu_idle_time() to return nsecs powerpc: Remove unused cputime definitions s390: Remove unused cputime definitions cputime: Remove unused nsec_to_cputime cputime: Remove asm generic headers s390: Prevent from cputime leaks arch/alpha/include/asm/Kbuild | 1 - arch/alpha/kernel/osf_sys.c | 10 +- arch/arc/include/asm/Kbuild | 1 - arch/arm/include/asm/Kbuild | 1 - arch/arm64/include/asm/Kbuild | 1 - arch/avr32/include/asm/Kbuild | 1 - arch/blackfin/include/asm/Kbuild | 1 - arch/c6x/include/asm/Kbuild | 1 - arch/cris/include/asm/Kbuild | 1 - arch/frv/include/asm/Kbuild | 1 - arch/h8300/include/asm/Kbuild | 1 - arch/hexagon/include/asm/Kbuild | 1 - arch/ia64/include/asm/cputime.h | 6 +- arch/ia64/kernel/head.S | 4 +- arch/ia64/kernel/time.c | 17 ++-- arch/m32r/include/asm/Kbuild | 1 - arch/m68k/include/asm/Kbuild | 1 - arch/metag/include/asm/Kbuild | 1 - arch/microblaze/include/asm/Kbuild | 1 - arch/mips/include/asm/Kbuild | 1 - arch/mips/kernel/binfmt_elfn32.c | 12 +-- arch/mips/kernel/binfmt_elfo32.c | 12 +-- arch/mn10300/include/asm/Kbuild | 1 - arch/nios2/include/asm/Kbuild | 1 - arch/openrisc/include/asm/Kbuild | 1 - arch/parisc/include/asm/Kbuild | 1 - arch/parisc/kernel/binfmt_elf32.c | 11 +-- arch/powerpc/include/asm/cputime.h | 177 +--------------------------------- arch/powerpc/kernel/time.c | 45 +++------ arch/s390/appldata/appldata_os.c | 16 +-- arch/s390/include/asm/cputime.h | 109 +-------------------- arch/s390/kernel/idle.c | 9 +- arch/s390/kernel/vtime.c | 31 +++--- arch/score/include/asm/Kbuild | 1 - arch/sh/include/asm/Kbuild | 1 - arch/sparc/include/asm/Kbuild | 1 - arch/tile/include/asm/Kbuild | 1 - arch/um/include/asm/Kbuild | 1 - arch/unicore32/include/asm/Kbuild | 1 - arch/x86/include/asm/Kbuild | 1 - arch/x86/kernel/apm_32.c | 6 +- arch/x86/kvm/hyperv.c | 5 +- arch/xtensa/include/asm/Kbuild | 1 - drivers/cpufreq/cpufreq.c | 6 +- drivers/cpufreq/cpufreq_governor.c | 2 +- drivers/cpufreq/cpufreq_stats.c | 1 - drivers/isdn/mISDN/stack.c | 4 +- drivers/macintosh/rack-meter.c | 28 +++--- fs/binfmt_elf.c | 15 +-- fs/binfmt_elf_fdpic.c | 14 +-- fs/compat_binfmt_elf.c | 18 +--- fs/proc/array.c | 16 +-- fs/proc/stat.c | 64 ++++++------ fs/proc/uptime.c | 7 +- include/asm-generic/cputime.h | 15 --- include/asm-generic/cputime_jiffies.h | 75 -------------- include/asm-generic/cputime_nsecs.h | 121 ----------------------- include/linux/compat.h | 20 +++- include/linux/cputime.h | 7 +- include/linux/jiffies.h | 2 + include/linux/kernel_stat.h | 13 ++- include/linux/posix-timers.h | 14 +-- include/linux/sched.h | 62 +++++------- include/trace/events/timer.h | 26 ++--- kernel/acct.c | 7 +- kernel/delayacct.c | 6 +- kernel/exit.c | 4 +- kernel/fork.c | 2 +- kernel/sched/cpuacct.c | 2 +- kernel/sched/cputime.c | 166 +++++++++++++------------------ kernel/sched/sched.h | 7 +- kernel/sched/stats.h | 4 +- kernel/signal.c | 12 +-- kernel/sys.c | 16 +-- kernel/time/itimer.c | 60 ++++-------- kernel/time/jiffies.c | 32 +++--- kernel/time/posix-cpu-timers.c | 170 ++++++++++++-------------------- kernel/time/time.c | 10 ++ kernel/time/timeconst.bc | 6 ++ kernel/tsacct.c | 21 ++-- 80 files changed, 450 insertions(+), 1103 deletions(-)