From: Frédéric Weisbecker <fweisbec@gmail.com>
Date: Thu, 25 Sep 2008 12:25:30 +0000 (+0100)
Subject: tracing/ftrace: don't consume unhandled entries by boot tracer
X-Git-Tag: firefly_0821_release~17186^2~42
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7c572ac0cf5e8cd8e17f084bc6c253296cc42279;p=firefly-linux-kernel-4.4.55.git

tracing/ftrace: don't consume unhandled entries by boot tracer

When the boot tracer can't handle an entry output, it returns 1.
It should return 0 to relay on other output functions.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/kernel/trace/trace_boot.c b/kernel/trace/trace_boot.c
index c65ef8ffd6b4..d5c9e2e4a9c4 100644
--- a/kernel/trace/trace_boot.c
+++ b/kernel/trace/trace_boot.c
@@ -47,7 +47,7 @@ static void boot_trace_ctrl_update(struct trace_array *tr)
 
 static int initcall_print_line(struct trace_iterator *iter)
 {
-	int ret = 1;
+	int ret = 0;
 	struct trace_entry *entry = iter->ent;
 	struct boot_trace *it = &entry->field.initcall;
 	struct trace_seq *s = &iter->seq;