From: Emilio G. Cota <cota@braap.org>
Date: Mon, 3 Sep 2018 17:18:29 +0000 (-0400)
Subject: cpus: initialize timers_state.vm_clock_lock
X-Git-Tag: v3.1.0-rc0~71^2~74
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=87a09cdc529ddb5daa660e3c442b793032a2169d;p=thirdparty%2Fqemu.git

cpus: initialize timers_state.vm_clock_lock

We forgot to initialize the spinlock introduced in 94377115b2
("cpus: protect TimerState writes with a spinlock", 2018-08-23).
Fix it.

Signed-off-by: Emilio G. Cota <cota@braap.org>
Message-Id: <20180903171831.15446-5-cota@braap.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---

diff --git a/cpus.c b/cpus.c
index 719788320f9..4abc3b3dda2 100644
--- a/cpus.c
+++ b/cpus.c
@@ -823,6 +823,7 @@ int cpu_throttle_get_percentage(void)
 void cpu_ticks_init(void)
 {
     seqlock_init(&timers_state.vm_clock_seqlock);
+    qemu_spin_init(&timers_state.vm_clock_lock);
     vmstate_register(NULL, 0, &vmstate_timers, &timers_state);
     throttle_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL_RT,
                                            cpu_throttle_timer_tick, NULL);