From 1926ab273b374372e5108a9e360b9e9366d9acf7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alex=20Benn=C3=A9e?= Date: Thu, 27 Sep 2018 18:17:24 +0100 Subject: cpus: fix TCG kick timer leak MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This is an alternative fix to Marc-André's original patch. Reported-by: Marc-André Lureau Suggested-by: Paolo Bonzini Signed-off-by: Alex Bennée Message-Id: <20180927171724.30128-1-alex.bennee@linaro.org> Signed-off-by: Paolo Bonzini --- cpus.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/cpus.c b/cpus.c index 68f08f5..361678e 100644 --- a/cpus.c +++ b/cpus.c @@ -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; } } -- cgit v1.1