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Groups > linux.kernel > #1653577

[patch 08/26] posix-timers: Move posix-timer internals to core

From Thomas Gleixner <tglx@linutronix.de>
Newsgroups linux.kernel
Subject [patch 08/26] posix-timers: Move posix-timer internals to core
Date 2017-05-30 23:50 +0200
Message-ID <tMXbA-4e6-21@gated-at.bofh.it> (permalink)
References <tMXbz-4e6-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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None of these declarations is required outside of kernel/time. Move them to
an internal header.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 include/linux/posix-timers.h   |   11 -----------
 kernel/time/alarmtimer.c       |    2 ++
 kernel/time/posix-clock.c      |    2 ++
 kernel/time/posix-cpu-timers.c |    2 ++
 kernel/time/posix-timers.c     |    1 +
 kernel/time/posix-timers.h     |    9 +++++++++
 6 files changed, 16 insertions(+), 11 deletions(-)

--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -118,17 +118,6 @@ struct k_clock {
 			   struct itimerspec64 *cur_setting);
 };
 
-extern const struct k_clock clock_posix_cpu;
-extern const struct k_clock clock_posix_dynamic;
-extern const struct k_clock clock_process;
-extern const struct k_clock clock_thread;
-extern const struct k_clock alarm_clock;
-
-/* function to call to trigger timer event */
-int posix_timer_event(struct k_itimer *timr, int si_private);
-
-void posix_cpu_timer_schedule(struct k_itimer *timer);
-
 void run_posix_cpu_timers(struct task_struct *task);
 void posix_cpu_timers_exit(struct task_struct *task);
 void posix_cpu_timers_exit_group(struct task_struct *task);
--- a/kernel/time/alarmtimer.c
+++ b/kernel/time/alarmtimer.c
@@ -28,6 +28,8 @@
 #include <linux/workqueue.h>
 #include <linux/freezer.h>
 
+#include "posix-timers.h"
+
 #define CREATE_TRACE_POINTS
 #include <trace/events/alarmtimer.h>
 
--- a/kernel/time/posix-clock.c
+++ b/kernel/time/posix-clock.c
@@ -25,6 +25,8 @@
 #include <linux/syscalls.h>
 #include <linux/uaccess.h>
 
+#include "posix-timers.h"
+
 static void delete_clock(struct kref *kref);
 
 /*
--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -13,6 +13,8 @@
 #include <linux/tick.h>
 #include <linux/workqueue.h>
 
+#include "posix-timers.h"
+
 /*
  * Called after updating RLIMIT_CPU to run cpu timer and update
  * tsk->signal->cputime_expires expiration cache if necessary. Needs
--- a/kernel/time/posix-timers.c
+++ b/kernel/time/posix-timers.c
@@ -51,6 +51,7 @@
 #include <linux/hashtable.h>
 
 #include "timekeeping.h"
+#include "posix-timers.h"
 
 /*
  * Management arrays for POSIX timers. Timers are now kept in static hash table
--- /dev/null
+++ b/kernel/time/posix-timers.h
@@ -0,0 +1,9 @@
+extern const struct k_clock clock_posix_cpu;
+extern const struct k_clock clock_posix_dynamic;
+extern const struct k_clock clock_process;
+extern const struct k_clock clock_thread;
+extern const struct k_clock alarm_clock;
+
+int posix_timer_event(struct k_itimer *timr, int si_private);
+
+void posix_cpu_timer_schedule(struct k_itimer *timer);

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[patch 00/26] alarmtimers/posixtimers: Bug fixes and spec conformity  changes Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
  [patch 09/26] posix-timers: Unify overrun/requeue_pending handling Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Unify overrun/requeue_pending  handling tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 19/26] posix-timers: Add cancel/arm callbacks Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Add cancel/arm callbacks tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 11/26] posix-timers: Store k_clock pointer in k_itimer Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Store k_clock pointer in k_itimer tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 24/26] alarmtimer: Implement try_to_cancel callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] alarmtimer: Implement try_to_cancel callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 08/26] posix-timers: Move posix-timer internals to core Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    Re: [patch 08/26] posix-timers: Move posix-timer internals to core Christoph Hellwig <hch@infradead.org> - 2017-05-31 17:40 +0200
    [tip:timers/core] posix-timers: Move posix-timer internals to core tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
  [patch 17/26] posix-timers: Make use of forward/remaining callbacks Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Make use of forward/remaining  callbacks tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 07/26] posix-timers: Cleanup struct k_itimer Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Cleanup struct k_itimer tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
  [patch 02/26] alarmtimer: Rate limit periodic intervals Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/urgent] alarmtimer: Rate limit periodic intervals tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-04 15:30 +0200
    [tip:timers/urgent] alarmtimer: Rate limit periodic intervals tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-04 15:40 +0200
  [patch 14/26] posix-timers: Use timer_rearm() callback in  posixtimer_rearm() Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Use timer_rearm() callback in  posixtimer_rearm() tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 04/26] posix-timers: Remove unused export of  posix_timer_event() Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Remove unused export of  posix_timer_event() tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
  [patch 23/26] alarmtimer: Implement remaining callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] alarmtimer: Implement remaining callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 13/26] posix-timers: Rename do_schedule_next_timer Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    Re: [patch 13/26] posix-timers: Rename do_schedule_next_timer Christoph Hellwig <hch@infradead.org> - 2017-05-31 17:40 +0200
      Re: [patch 13/26] posix-timers: Rename do_schedule_next_timer Thomas Gleixner <tglx@linutronix.de> - 2017-06-01 23:00 +0200
        Re: [patch 13/26] posix-timers: Rename do_schedule_next_timer Christoph Hellwig <hch@infradead.org> - 2017-06-02 09:10 +0200
    [tip:timers/core] posix-timers: Rename do_schedule_next_timer tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 22/26] alarmtimer: Implement forward callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] alarmtimer: Implement forward callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 03/26] alarmtimer: Remove pointless config conditional Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] alarmtimer: Remove pointless config conditional tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
  [patch 26/26] alarmtimer: Switch over to generic set/get/rearm routine Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] alarmtimer: Switch over to generic set/get/rearm  routine tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 06/26] posix-timers: Avoid gazillions of forward declarations Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Avoid gazillions of forward  declarations tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
  [patch 12/26] posix-timers: Add timer_rearm() callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Add timer_rearm() callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 01/26] alarmtimer: Prevent overflow of relative timers Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/urgent] alarmtimer: Prevent overflow of relative timers tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-04 15:30 +0200
    [tip:timers/urgent] alarmtimer: Prevent overflow of relative timers tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-04 15:40 +0200
  [patch 15/26] posix-timers: Add active flag to k_itimer Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Add active flag to k_itimer tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 16/26] posix-timers: Add forward/remaining callbacks Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Add forward/remaining callbacks tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 25/26] alarmtimer: Implement arm callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] alarmtimer: Implement arm callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 21/26] alarmtimer: Implement timer_rearm() callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] alarmtimer: Implement timer_rearm() callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 10/26] posix-timers: Move interval out of the union Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Move interval out of the union tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 20/26] posix-timers: Make use of cancel/arm callbacks Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Make use of cancel/arm callbacks tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
  [patch 18/26] posix-timers: Zero settings value in common code Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
    [tip:timers/core] posix-timers: Zero settings value in common code tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200

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