[tip:locking/core] tools/lib/lockdep: Add dummy print_irqtrace_events() implementation

[tip-bot for Bart Van Assche]

Commit-ID:  ac862d9b2fd084b50ee7a332a35d8d8d3228ce09
Gitweb:     https://git.kernel.org/tip/ac862d9b2fd084b50ee7a332a35d8d8d3228ce09
Author:     Bart Van Assche <bvanassche@xxxxxxx>
AuthorDate: Thu, 6 Dec 2018 17:11:30 -0800
Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Tue, 11 Dec 2018 14:54:50 +0100

tools/lib/lockdep: Add dummy print_irqtrace_events() implementation

This patch avoids that linking against liblockdep fails due to no
print_irqtrace_events() definition being available.

Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Cc: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Sasha Levin <sasha.levin@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Waiman Long <longman@xxxxxxxxxx>
Cc: johannes.berg@xxxxxxxxx
Cc: tj@xxxxxxxxxx
Link: https://lkml.kernel.org/r/20181207011148.251812-7-bvanassche@xxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 tools/lib/lockdep/lockdep.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/lib/lockdep/lockdep.c b/tools/lib/lockdep/lockdep.c
index 6002fcf2f9bc..348a9d0fb766 100644
--- a/tools/lib/lockdep/lockdep.c
+++ b/tools/lib/lockdep/lockdep.c
@@ -15,6 +15,11 @@ u32 prandom_u32(void)
 	abort();
 }
 
+void print_irqtrace_events(struct task_struct *curr)
+{
+	abort();
+}
+
 static struct new_utsname *init_utsname(void)
 {
 	static struct new_utsname n = (struct new_utsname) {