kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/kernel/trace/trace_event_perf.c
..
..
@@ -421,8 +421,11 @@
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 void perf_trace_buf_update(void *record, u16 type)
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 {
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 	struct trace_entry *entry = record;
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+	int pc = preempt_count();
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+	unsigned long flags;
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-	tracing_generic_entry_update(entry, type, tracing_gen_ctx());
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+	local_save_flags(flags);
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+	tracing_generic_entry_update(entry, type, flags, pc);
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 }
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 NOKPROBE_SYMBOL(perf_trace_buf_update);
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