2013-08-22 13:03:42

by Jiang Liu

[permalink] [raw]
Subject: [PATCH] tracing: store entry->next_cpu to trace records in trace_ctxwake_bin()

From: Jiang Liu <[email protected]>

Function trace_ctxwake_bin() misses ctx_switch_entry->next_cpu field,
so user will get stale value for "next_cpu".

Signed-off-by: Jiang Liu <[email protected]>
Cc: Steven Rostedt <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: [email protected]
---
kernel/trace/trace_output.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index 34e7cba..201eb76 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -1157,6 +1157,7 @@ static enum print_line_t trace_ctxwake_bin(struct trace_iterator *iter,
SEQ_PUT_FIELD_RET(s, field->prev_pid);
SEQ_PUT_FIELD_RET(s, field->prev_prio);
SEQ_PUT_FIELD_RET(s, field->prev_state);
+ SEQ_PUT_FIELD_RET(s, field->next_cpu);
SEQ_PUT_FIELD_RET(s, field->next_pid);
SEQ_PUT_FIELD_RET(s, field->next_prio);
SEQ_PUT_FIELD_RET(s, field->next_state);
--
1.8.1.2