From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/kernel/trace/trace_event_perf.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/kernel/kernel/trace/trace_event_perf.c b/kernel/kernel/trace/trace_event_perf.c
index 0443dd6..643e0b1 100644
--- a/kernel/kernel/trace/trace_event_perf.c
+++ b/kernel/kernel/trace/trace_event_perf.c
@@ -421,8 +421,11 @@
void perf_trace_buf_update(void *record, u16 type)
{
struct trace_entry *entry = record;
+ int pc = preempt_count();
+ unsigned long flags;
- tracing_generic_entry_update(entry, type, tracing_gen_ctx());
+ local_save_flags(flags);
+ tracing_generic_entry_update(entry, type, flags, pc);
}
NOKPROBE_SYMBOL(perf_trace_buf_update);
--
Gitblit v1.6.2