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-rw-r--r--arch/powerpc/kernel/perf_event.c38
-rw-r--r--arch/powerpc/kernel/setup-common.c2
-rw-r--r--arch/powerpc/kernel/time.c4
-rw-r--r--arch/powerpc/kernel/udbg_16550.c2
4 files changed, 25 insertions, 21 deletions
diff --git a/arch/powerpc/kernel/perf_event.c b/arch/powerpc/kernel/perf_event.c
index 197b7d9..bbcbae1 100644
--- a/arch/powerpc/kernel/perf_event.c
+++ b/arch/powerpc/kernel/perf_event.c
@@ -30,8 +30,8 @@ struct cpu_hw_events {
u64 events[MAX_HWEVENTS];
unsigned int flags[MAX_HWEVENTS];
unsigned long mmcr[3];
- struct perf_event *limited_event[MAX_LIMITED_HWEVENTS];
- u8 limited_hwidx[MAX_LIMITED_HWEVENTS];
+ struct perf_event *limited_counter[MAX_LIMITED_HWCOUNTERS];
+ u8 limited_hwidx[MAX_LIMITED_HWCOUNTERS];
u64 alternatives[MAX_HWEVENTS][MAX_EVENT_ALTERNATIVES];
unsigned long amasks[MAX_HWEVENTS][MAX_EVENT_ALTERNATIVES];
unsigned long avalues[MAX_HWEVENTS][MAX_EVENT_ALTERNATIVES];
@@ -253,7 +253,7 @@ static int power_check_constraints(struct cpu_hw_events *cpuhw,
unsigned long addf = ppmu->add_fields;
unsigned long tadd = ppmu->test_adder;
- if (n_ev > ppmu->n_event)
+ if (n_ev > ppmu->n_counter)
return -1;
/* First see if the events will go on as-is */
@@ -426,7 +426,7 @@ static int is_limited_pmc(int pmcnum)
&& (pmcnum == 5 || pmcnum == 6);
}
-static void freeze_limited_events(struct cpu_hw_events *cpuhw,
+static void freeze_limited_counters(struct cpu_hw_events *cpuhw,
unsigned long pmc5, unsigned long pmc6)
{
struct perf_event *event;
@@ -434,7 +434,7 @@ static void freeze_limited_events(struct cpu_hw_events *cpuhw,
int i;
for (i = 0; i < cpuhw->n_limited; ++i) {
- event = cpuhw->limited_event[i];
+ event = cpuhw->limited_counter[i];
if (!event->hw.idx)
continue;
val = (event->hw.idx == 5) ? pmc5 : pmc6;
@@ -445,7 +445,7 @@ static void freeze_limited_events(struct cpu_hw_events *cpuhw,
}
}
-static void thaw_limited_events(struct cpu_hw_events *cpuhw,
+static void thaw_limited_counters(struct cpu_hw_events *cpuhw,
unsigned long pmc5, unsigned long pmc6)
{
struct perf_event *event;
@@ -453,7 +453,7 @@ static void thaw_limited_events(struct cpu_hw_events *cpuhw,
int i;
for (i = 0; i < cpuhw->n_limited; ++i) {
- event = cpuhw->limited_event[i];
+ event = cpuhw->limited_counter[i];
event->hw.idx = cpuhw->limited_hwidx[i];
val = (event->hw.idx == 5) ? pmc5 : pmc6;
atomic64_set(&event->hw.prev_count, val);
@@ -495,9 +495,9 @@ static void write_mmcr0(struct cpu_hw_events *cpuhw, unsigned long mmcr0)
"i" (SPRN_PMC5), "i" (SPRN_PMC6));
if (mmcr0 & MMCR0_FC)
- freeze_limited_events(cpuhw, pmc5, pmc6);
+ freeze_limited_counters(cpuhw, pmc5, pmc6);
else
- thaw_limited_events(cpuhw, pmc5, pmc6);
+ thaw_limited_counters(cpuhw, pmc5, pmc6);
/*
* Write the full MMCR0 including the event overflow interrupt
@@ -653,7 +653,7 @@ void hw_perf_enable(void)
continue;
idx = hwc_index[i] + 1;
if (is_limited_pmc(idx)) {
- cpuhw->limited_event[n_lim] = event;
+ cpuhw->limited_counter[n_lim] = event;
cpuhw->limited_hwidx[n_lim] = idx;
++n_lim;
continue;
@@ -702,7 +702,7 @@ static int collect_events(struct perf_event *group, int max_count,
flags[n] = group->hw.event_base;
events[n++] = group->hw.config;
}
- list_for_each_entry(event, &group->sibling_list, list_entry) {
+ list_for_each_entry(event, &group->sibling_list, group_entry) {
if (!is_software_event(event) &&
event->state != PERF_EVENT_STATE_OFF) {
if (n >= max_count)
@@ -742,7 +742,7 @@ int hw_perf_group_sched_in(struct perf_event *group_leader,
return 0;
cpuhw = &__get_cpu_var(cpu_hw_events);
n0 = cpuhw->n_events;
- n = collect_events(group_leader, ppmu->n_event - n0,
+ n = collect_events(group_leader, ppmu->n_counter - n0,
&cpuhw->event[n0], &cpuhw->events[n0],
&cpuhw->flags[n0]);
if (n < 0)
@@ -764,7 +764,7 @@ int hw_perf_group_sched_in(struct perf_event *group_leader,
cpuctx->active_oncpu += n;
n = 1;
event_sched_in(group_leader, cpu);
- list_for_each_entry(sub, &group_leader->sibling_list, list_entry) {
+ list_for_each_entry(sub, &group_leader->sibling_list, group_entry) {
if (sub->state != PERF_EVENT_STATE_OFF) {
event_sched_in(sub, cpu);
++n;
@@ -797,7 +797,7 @@ static int power_pmu_enable(struct perf_event *event)
*/
cpuhw = &__get_cpu_var(cpu_hw_events);
n0 = cpuhw->n_events;
- if (n0 >= ppmu->n_event)
+ if (n0 >= ppmu->n_counter)
goto out;
cpuhw->event[n0] = event;
cpuhw->events[n0] = event->hw.config;
@@ -848,11 +848,11 @@ static void power_pmu_disable(struct perf_event *event)
}
}
for (i = 0; i < cpuhw->n_limited; ++i)
- if (event == cpuhw->limited_event[i])
+ if (event == cpuhw->limited_counter[i])
break;
if (i < cpuhw->n_limited) {
while (++i < cpuhw->n_limited) {
- cpuhw->limited_event[i-1] = cpuhw->limited_event[i];
+ cpuhw->limited_counter[i-1] = cpuhw->limited_counter[i];
cpuhw->limited_hwidx[i-1] = cpuhw->limited_hwidx[i];
}
--cpuhw->n_limited;
@@ -1078,7 +1078,7 @@ const struct pmu *hw_perf_event_init(struct perf_event *event)
*/
n = 0;
if (event->group_leader != event) {
- n = collect_events(event->group_leader, ppmu->n_event - 1,
+ n = collect_events(event->group_leader, ppmu->n_counter - 1,
ctrs, events, cflags);
if (n < 0)
return ERR_PTR(-EINVAL);
@@ -1230,7 +1230,7 @@ static void perf_event_interrupt(struct pt_regs *regs)
int nmi;
if (cpuhw->n_limited)
- freeze_limited_events(cpuhw, mfspr(SPRN_PMC5),
+ freeze_limited_counters(cpuhw, mfspr(SPRN_PMC5),
mfspr(SPRN_PMC6));
perf_read_regs(regs);
@@ -1260,7 +1260,7 @@ static void perf_event_interrupt(struct pt_regs *regs)
* Any that we processed in the previous loop will not be negative.
*/
if (!found) {
- for (i = 0; i < ppmu->n_event; ++i) {
+ for (i = 0; i < ppmu->n_counter; ++i) {
if (is_limited_pmc(i + 1))
continue;
val = read_pmc(i + 1);
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 02fed27..1d5570a 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -328,7 +328,7 @@ static void c_stop(struct seq_file *m, void *v)
{
}
-struct seq_operations cpuinfo_op = {
+const struct seq_operations cpuinfo_op = {
.start =c_start,
.next = c_next,
.stop = c_stop,
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index df45a74..92dc844 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -193,6 +193,8 @@ EXPORT_SYMBOL(__cputime_clockt_factor);
DEFINE_PER_CPU(unsigned long, cputime_last_delta);
DEFINE_PER_CPU(unsigned long, cputime_scaled_last_delta);
+cputime_t cputime_one_jiffy;
+
static void calc_cputime_factors(void)
{
struct div_result res;
@@ -501,6 +503,7 @@ static int __init iSeries_tb_recal(void)
tb_to_xs = divres.result_low;
vdso_data->tb_ticks_per_sec = tb_ticks_per_sec;
vdso_data->tb_to_xs = tb_to_xs;
+ setup_cputime_one_jiffy();
}
else {
printk( "Titan recalibrate: FAILED (difference > 4 percent)\n"
@@ -960,6 +963,7 @@ void __init time_init(void)
tb_ticks_per_usec = ppc_tb_freq / 1000000;
tb_to_us = mulhwu_scale_factor(ppc_tb_freq, 1000000);
calc_cputime_factors();
+ setup_cputime_one_jiffy();
/*
* Calculate the length of each tick in ns. It will not be
diff --git a/arch/powerpc/kernel/udbg_16550.c b/arch/powerpc/kernel/udbg_16550.c
index acb74a1..b4b167b 100644
--- a/arch/powerpc/kernel/udbg_16550.c
+++ b/arch/powerpc/kernel/udbg_16550.c
@@ -1,5 +1,5 @@
/*
- * udbg for for NS16550 compatable serial ports
+ * udbg for NS16550 compatable serial ports
*
* Copyright (C) 2001-2005 PPC 64 Team, IBM Corp
*
generated by cgit v1.1 at 2025-08-17 02:25:23 +0000