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authorPeter Zijlstra <peterz@infradead.org>2023-03-22 13:28:36 +0300
committerPeter Zijlstra <peterz@infradead.org>2023-03-24 13:01:29 +0300
commit68e2d17c9eb311ab59aeb6d0c38aad8985fa2596 (patch)
tree4ad1d55f8685fc2cbb6f76bffc0c35084e89d201 /include/trace/events
parent68f4ff04dbada18dad79659c266a8e5e29e458cd (diff)
downloadlinux-68e2d17c9eb311ab59aeb6d0c38aad8985fa2596.tar.xz
trace: Add trace_ipi_send_cpu()
Because copying cpumasks around when targeting a single CPU is a bit daft... Tested-and-reviewed-by: Valentin Schneider <vschneid@redhat.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lkml.kernel.org/r/20230322103004.GA571242%40hirez.programming.kicks-ass.net
Diffstat (limited to 'include/trace/events')
-rw-r--r--include/trace/events/ipi.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/include/trace/events/ipi.h b/include/trace/events/ipi.h
index b1125dc27682..3de9bfc982ce 100644
--- a/include/trace/events/ipi.h
+++ b/include/trace/events/ipi.h
@@ -35,6 +35,28 @@ TRACE_EVENT(ipi_raise,
TP_printk("target_mask=%s (%s)", __get_bitmask(target_cpus), __entry->reason)
);
+TRACE_EVENT(ipi_send_cpu,
+
+ TP_PROTO(const unsigned int cpu, unsigned long callsite, void *callback),
+
+ TP_ARGS(cpu, callsite, callback),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, cpu)
+ __field(void *, callsite)
+ __field(void *, callback)
+ ),
+
+ TP_fast_assign(
+ __entry->cpu = cpu;
+ __entry->callsite = (void *)callsite;
+ __entry->callback = callback;
+ ),
+
+ TP_printk("cpu=%u callsite=%pS callback=%pS",
+ __entry->cpu, __entry->callsite, __entry->callback)
+);
+
TRACE_EVENT(ipi_send_cpumask,
TP_PROTO(const struct cpumask *cpumask, unsigned long callsite, void *callback),