From 7070e085d490c396f9237c8f10bf8b6e69cd0066 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Thu, 18 Jun 2015 18:47:25 +0200
Subject: [PATCH] acpi: mark PMTIMER as unlocked

Accessing QEMU_CLOCK_VIRTUAL is thread-safe.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <1434646046-27150-9-git-send-email-pbonzini@redhat.com>
---
 hw/acpi/core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/acpi/core.c b/hw/acpi/core.c
index 0f201d8c6d..fe6215af4a 100644
--- a/hw/acpi/core.c
+++ b/hw/acpi/core.c
@@ -528,6 +528,7 @@ void acpi_pm_tmr_init(ACPIREGS *ar, acpi_update_sci_fn update_sci,
     ar->tmr.timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, acpi_pm_tmr_timer, ar);
     memory_region_init_io(&ar->tmr.io, memory_region_owner(parent),
                           &acpi_pm_tmr_ops, ar, "acpi-tmr", 4);
+    memory_region_clear_global_locking(&ar->tmr.io);
     memory_region_add_subregion(parent, 8, &ar->tmr.io);
 }
 
-- 
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