diff options
| -rw-r--r-- | arch/arm/kernel/smp.c | 1 | ||||
| -rw-r--r-- | arch/arm64/kernel/smp.c | 1 | ||||
| -rw-r--r-- | kernel/sched/core.c | 9 | ||||
| -rw-r--r-- | kernel/smp.c | 2 |
4 files changed, 9 insertions, 4 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 0b8c25763adc..5edf09237b2f 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -48,7 +48,6 @@ #include <asm/mach/arch.h> #include <asm/mpu.h> -#define CREATE_TRACE_POINTS #include <trace/events/ipi.h> /* diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index 4e8327264255..438c16fc4463 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -51,7 +51,6 @@ #include <asm/ptrace.h> #include <asm/virt.h> -#define CREATE_TRACE_POINTS #include <trace/events/ipi.h> DEFINE_PER_CPU_READ_MOSTLY(int, cpu_number); diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 488655f2319f..c26a2cd99ec7 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -80,6 +80,7 @@ #define CREATE_TRACE_POINTS #include <linux/sched/rseq_api.h> #include <trace/events/sched.h> +#include <trace/events/ipi.h> #undef CREATE_TRACE_POINTS #include "sched.h" @@ -95,6 +96,8 @@ #include "../../io_uring/io-wq.h" #include "../smpboot.h" +EXPORT_TRACEPOINT_SYMBOL_GPL(ipi_send_cpumask); + /* * Export tracepoints that act as a bare tracehook (ie: have no trace event * associated with them) to allow external modules to probe them. @@ -3830,10 +3833,12 @@ void send_call_function_single_ipi(int cpu) { struct rq *rq = cpu_rq(cpu); - if (!set_nr_if_polling(rq->idle)) + if (!set_nr_if_polling(rq->idle)) { + trace_ipi_send_cpumask(cpumask_of(cpu), _RET_IP_, NULL); arch_send_call_function_single_ipi(cpu); - else + } else { trace_sched_wake_idle_without_ipi(cpu); + } } /* diff --git a/kernel/smp.c b/kernel/smp.c index 298ba7570621..770e879a7274 100644 --- a/kernel/smp.c +++ b/kernel/smp.c @@ -26,6 +26,8 @@ #include <linux/sched/debug.h> #include <linux/jump_label.h> +#include <trace/events/ipi.h> + #include "smpboot.h" #include "sched/smp.h" |