修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/kernel/trace/trace_branch.c
..
..
@@ -37,7 +37,7 @@
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 	struct ring_buffer_event *event;
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 	struct trace_branch *entry;
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 	unsigned long flags;
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-	unsigned int trace_ctx;
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+	int pc;
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 	const char *p;
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 	if (current->trace_recursion & TRACE_BRANCH_BIT)
..
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@@ -59,10 +59,10 @@
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 	if (atomic_read(&data->disabled))
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 		goto out;
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-	trace_ctx = tracing_gen_ctx_flags(flags);
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+	pc = preempt_count();
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 	buffer = tr->array_buffer.buffer;
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 	event = trace_buffer_lock_reserve(buffer, TRACE_BRANCH,
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-					  sizeof(*entry), trace_ctx);
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+					  sizeof(*entry), flags, pc);
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 	if (!event)
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 		goto out;
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