Displaying 14 results from an estimated 14 matches for "cur_real_cycl".
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cur_real_cycles
2007 Apr 18
0
[PATCH 6/6] VMI timer patches
..._ALARM_IS_PERIODIC | VMI_CYCLES_AVAILABLE,
+ per_cpu(process_times_cycles_accounted_cpu, cpu) + cycles_per_alarm,
+ cycles_per_alarm);
+}
+
+#endif
+
+/* Update system wide (real) time accounting (e.g. jiffies, xtime). */
+static inline void vmi_account_real_cycles(unsigned long long cur_real_cycles)
+{
+ long long cycles_not_accounted;
+
+ write_seqlock(&xtime_lock);
+
+ cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
+ while (cycles_not_accounted >= cycles_per_jiffy) {
+ /* systems wide jiffies and wallclock. */
+ do_timer(1);
+
+ cycles_not_accounted -=...
2007 Apr 18
0
[PATCH 6/6] VMI timer patches
..._ALARM_IS_PERIODIC | VMI_CYCLES_AVAILABLE,
+ per_cpu(process_times_cycles_accounted_cpu, cpu) + cycles_per_alarm,
+ cycles_per_alarm);
+}
+
+#endif
+
+/* Update system wide (real) time accounting (e.g. jiffies, xtime). */
+static inline void vmi_account_real_cycles(unsigned long long cur_real_cycles)
+{
+ long long cycles_not_accounted;
+
+ write_seqlock(&xtime_lock);
+
+ cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
+ while (cycles_not_accounted >= cycles_per_jiffy) {
+ /* systems wide jiffies and wallclock. */
+ do_timer(1);
+
+ cycles_not_accounted -=...
2007 Apr 18
0
[PATCH 5/5] Vmi timer.patch
..._ALARM_IS_PERIODIC | VMI_CYCLES_AVAILABLE,
+ per_cpu(process_times_cycles_accounted_cpu, cpu) + cycles_per_alarm,
+ cycles_per_alarm);
+}
+
+#endif
+
+/* Update system wide (real) time accounting (e.g. jiffies, xtime). */
+static inline void vmi_account_real_cycles(unsigned long long cur_real_cycles)
+{
+ long long cycles_not_accounted;
+
+ write_seqlock(&xtime_lock);
+
+ cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
+ while (cycles_not_accounted >= cycles_per_jiffy) {
+ /* systems wide jiffies and wallclock. */
+ do_timer(1);
+
+ cycles_not_accounted -=...
2007 Apr 18
0
[PATCH 5/5] Vmi timer.patch
..._ALARM_IS_PERIODIC | VMI_CYCLES_AVAILABLE,
+ per_cpu(process_times_cycles_accounted_cpu, cpu) + cycles_per_alarm,
+ cycles_per_alarm);
+}
+
+#endif
+
+/* Update system wide (real) time accounting (e.g. jiffies, xtime). */
+static inline void vmi_account_real_cycles(unsigned long long cur_real_cycles)
+{
+ long long cycles_not_accounted;
+
+ write_seqlock(&xtime_lock);
+
+ cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
+ while (cycles_not_accounted >= cycles_per_jiffy) {
+ /* systems wide jiffies and wallclock. */
+ do_timer(1);
+
+ cycles_not_accounted -=...
2007 Apr 18
1
[PATCH 9/10] Vmi timer update.patch
...TT | VMI_ALARM_IS_PERIODIC | VMI_CYCLES_AVAILABLE,
- per_cpu(process_times_cycles_accounted_cpu, cpu) + cycles_per_alarm,
- cycles_per_alarm);
-}
-
-#endif
-
-/* Update system wide (real) time accounting (e.g. jiffies, xtime). */
-static void vmi_account_real_cycles(unsigned long long cur_real_cycles)
-{
- long long cycles_not_accounted;
-
- write_seqlock(&xtime_lock);
-
- cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
- while (cycles_not_accounted >= cycles_per_jiffy) {
- /* systems wide jiffies. */
- do_timer(1);
-
- cycles_not_accounted -= cycles_per_jiffy...
2007 Apr 18
1
[PATCH 9/10] Vmi timer update.patch
...TT | VMI_ALARM_IS_PERIODIC | VMI_CYCLES_AVAILABLE,
- per_cpu(process_times_cycles_accounted_cpu, cpu) + cycles_per_alarm,
- cycles_per_alarm);
-}
-
-#endif
-
-/* Update system wide (real) time accounting (e.g. jiffies, xtime). */
-static void vmi_account_real_cycles(unsigned long long cur_real_cycles)
-{
- long long cycles_not_accounted;
-
- write_seqlock(&xtime_lock);
-
- cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
- while (cycles_not_accounted >= cycles_per_jiffy) {
- /* systems wide jiffies. */
- do_timer(1);
-
- cycles_not_accounted -= cycles_per_jiffy...
2007 Apr 18
1
[RFC, PATCH 24/24] i386 Vmi no idle hz
...pu, cpu) += cycles_per_jiffy;
+ }
+ /* Account time to the idle process. Also checks for expired timers, etc. */
+ update_idle_times(jiffies_to_cputime(no_idle_hz_jiffies));
+}
+
/* Update per-cpu stolen time. */
static inline void vmi_account_stolen_cycles(int cpu,
unsigned long long cur_real_cycles,
@@ -362,6 +399,87 @@ static void vmi_local_timer_interrupt(st
vmi_account_stolen_cycles(cpu, cur_real_cycles, cur_process_times_cycles);
}
+#ifdef CONFIG_NO_IDLE_HZ
+
+/* Must be called only from idle loop, with interrupts disabled. */
+void vmi_stop_hz_timer(void)
+{
+ /* Note that cpu_set...
2007 Apr 18
1
[RFC, PATCH 24/24] i386 Vmi no idle hz
...pu, cpu) += cycles_per_jiffy;
+ }
+ /* Account time to the idle process. Also checks for expired timers, etc. */
+ update_idle_times(jiffies_to_cputime(no_idle_hz_jiffies));
+}
+
/* Update per-cpu stolen time. */
static inline void vmi_account_stolen_cycles(int cpu,
unsigned long long cur_real_cycles,
@@ -362,6 +399,87 @@ static void vmi_local_timer_interrupt(st
vmi_account_stolen_cycles(cpu, cur_real_cycles, cur_process_times_cycles);
}
+#ifdef CONFIG_NO_IDLE_HZ
+
+/* Must be called only from idle loop, with interrupts disabled. */
+void vmi_stop_hz_timer(void)
+{
+ /* Note that cpu_set...
2007 Apr 18
0
[RFC, PATCH 23/24] i386 Vmi timer patch
...CONFIG_X86_IO_APIC
+ if (vmi_timer_used())
+ return 1;
+ else
+ return timer_irq_works();
+#else
+ return 1;
+#endif
+}
+
+#endif
+
+/* Update system wide (real) time accounting (e.g. jiffies, xtime). */
+static inline void vmi_account_real_cycles(struct pt_regs *regs,
+ unsigned long long cur_real_cycles)
+{
+ long long cycles_not_accounted;
+
+ write_seqlock(&xtime_lock);
+
+ cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
+ while (cycles_not_accounted >= cycles_per_jiffy) {
+ /* systems wide jiffies and wallclock. */
+ do_timer(regs);
+
+ cycles_not_accounted...
2007 Apr 18
0
[RFC, PATCH 23/24] i386 Vmi timer patch
...CONFIG_X86_IO_APIC
+ if (vmi_timer_used())
+ return 1;
+ else
+ return timer_irq_works();
+#else
+ return 1;
+#endif
+}
+
+#endif
+
+/* Update system wide (real) time accounting (e.g. jiffies, xtime). */
+static inline void vmi_account_real_cycles(struct pt_regs *regs,
+ unsigned long long cur_real_cycles)
+{
+ long long cycles_not_accounted;
+
+ write_seqlock(&xtime_lock);
+
+ cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
+ while (cycles_not_accounted >= cycles_per_jiffy) {
+ /* systems wide jiffies and wallclock. */
+ do_timer(regs);
+
+ cycles_not_accounted...
2007 Apr 18
31
[PATCH 00/28] Updates for firstfloor paravirt-ops patches
Hi Andi,
This is a set of updates for the firstfloor patch queue.
Quick rundown:
revert-mm-x86_64-mm-account-for-module-percpu-space-separately-from-kernel-percpu.patch
separate-module-percpu-space.patch
Update the module percpu accounting patch
fix-ff-allow-percpu-variables-to-be-page-aligned.patch
Make sure the percpu memory allocation is page-aligned
2007 Apr 18
31
[PATCH 00/28] Updates for firstfloor paravirt-ops patches
Hi Andi,
This is a set of updates for the firstfloor patch queue.
Quick rundown:
revert-mm-x86_64-mm-account-for-module-percpu-space-separately-from-kernel-percpu.patch
separate-module-percpu-space.patch
Update the module percpu accounting patch
fix-ff-allow-percpu-variables-to-be-page-aligned.patch
Make sure the percpu memory allocation is page-aligned
2007 Apr 18
0
[PATCH 1/9] Vmi timer fixes round two.patch
...able_noidle = 1;
return 0;
}
diff -r f62ebe3ba01c arch/i386/kernel/vmitime.c
--- a/arch/i386/kernel/vmitime.c Tue Feb 27 14:01:28 2007 -0800
+++ b/arch/i386/kernel/vmitime.c Tue Feb 27 14:12:01 2007 -0800
@@ -276,15 +276,12 @@ static void vmi_account_real_cycles(unsi
cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
while (cycles_not_accounted >= cycles_per_jiffy) {
- /* systems wide jiffies and wallclock. */
+ /* systems wide jiffies. */
do_timer(1);
cycles_not_accounted -= cycles_per_jiffy;
real_cycles_accounted_system += cycles_per_jiffy;
}
-
- if (vmi_t...
2007 Apr 18
0
[PATCH 1/9] Vmi timer fixes round two.patch
...able_noidle = 1;
return 0;
}
diff -r f62ebe3ba01c arch/i386/kernel/vmitime.c
--- a/arch/i386/kernel/vmitime.c Tue Feb 27 14:01:28 2007 -0800
+++ b/arch/i386/kernel/vmitime.c Tue Feb 27 14:12:01 2007 -0800
@@ -276,15 +276,12 @@ static void vmi_account_real_cycles(unsi
cycles_not_accounted = cur_real_cycles - real_cycles_accounted_system;
while (cycles_not_accounted >= cycles_per_jiffy) {
- /* systems wide jiffies and wallclock. */
+ /* systems wide jiffies. */
do_timer(1);
cycles_not_accounted -= cycles_per_jiffy;
real_cycles_accounted_system += cycles_per_jiffy;
}
-
- if (vmi_t...