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cpus: fix TCG kick timer leak

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This is an alternative fix to Marc-André's original patch.

Reported-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20180927171724.30128-1-alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Alex Bennée 2018-09-27 18:17:24 +01:00 committed by Paolo Bonzini
parent 687ac05d71
commit 1926ab273b
1 changed files with 3 additions and 2 deletions
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5
cpus.c
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@ -983,6 +983,8 @@ static void start_tcg_kick_timer(void)
if (!tcg_kick_vcpu_timer && CPU_NEXT(first_cpu)) {
tcg_kick_vcpu_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
kick_tcg_thread, NULL);
}
if (tcg_kick_vcpu_timer && !timer_pending(tcg_kick_vcpu_timer)) {
timer_mod(tcg_kick_vcpu_timer, qemu_tcg_next_kick());
}
}
@ -990,9 +992,8 @@ static void start_tcg_kick_timer(void)
static void stop_tcg_kick_timer(void)
{
assert(!mttcg_enabled);
if (tcg_kick_vcpu_timer) {
if (tcg_kick_vcpu_timer && timer_pending(tcg_kick_vcpu_timer)) {
timer_del(tcg_kick_vcpu_timer);
tcg_kick_vcpu_timer = NULL;
}
}