Merge tag 'arm64-perf' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

[linux-2.6-block.git] / arch / x86 / events / core.c

diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c
index 041e442a3e2806ed884584758cb8e62abd809e36..73a75aa5a66db39d69a6c4f60e091f32fd570c04 100644 (file)
--- a/arch/x86/events/core.c
+++ b/arch/x86/events/core.c
@@ -360,6 +360,9 @@ int x86_add_exclusive(unsigned int what)
 {
        int i;
 
+       if (x86_pmu.lbr_pt_coexist)
+               return 0;
+
        if (!atomic_inc_not_zero(&x86_pmu.lbr_exclusive[what])) {
                mutex_lock(&pmc_reserve_mutex);
                for (i = 0; i < ARRAY_SIZE(x86_pmu.lbr_exclusive); i++) {
@@ -380,6 +383,9 @@ fail_unlock:
 
 void x86_del_exclusive(unsigned int what)
 {
+       if (x86_pmu.lbr_pt_coexist)
+               return;
+
        atomic_dec(&x86_pmu.lbr_exclusive[what]);
        atomic_dec(&active_events);
 }
@@ -1518,7 +1524,7 @@ x86_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu)
 
 static void __init pmu_check_apic(void)
 {
-       if (cpu_has_apic)
+       if (boot_cpu_has(X86_FEATURE_APIC))
                return;
 
        x86_pmu.apic = 0;
@@ -2177,7 +2183,7 @@ void arch_perf_update_userpage(struct perf_event *event,
         * cap_user_time_zero doesn't make sense when we're using a different
         * time base for the records.
         */
-       if (event->clock == &local_clock) {
+       if (!event->attr.use_clockid) {
                userpg->cap_user_time_zero = 1;
                userpg->time_zero = data->cyc2ns_offset;
        }
@@ -2277,7 +2283,7 @@ perf_callchain_user32(struct pt_regs *regs, struct perf_callchain_entry *entry)
 
        fp = compat_ptr(ss_base + regs->bp);
        pagefault_disable();
-       while (entry->nr < PERF_MAX_STACK_DEPTH) {
+       while (entry->nr < sysctl_perf_event_max_stack) {
                unsigned long bytes;
                frame.next_frame     = 0;
                frame.return_address = 0;
@@ -2337,7 +2343,7 @@ perf_callchain_user(struct perf_callchain_entry *entry, struct pt_regs *regs)
                return;
 
        pagefault_disable();
-       while (entry->nr < PERF_MAX_STACK_DEPTH) {
+       while (entry->nr < sysctl_perf_event_max_stack) {
                unsigned long bytes;
                frame.next_frame             = NULL;
                frame.return_address = 0;