From: Marcelo Tosatti <[EMAIL PROTECTED]>
This fixes the slow vmdk issue found in the regression
tests.
Signed-off-by: Marcelo Tosatti <[EMAIL PROTECTED]>
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
diff --git a/qemu/qemu-kvm.c b/qemu/qemu-kvm.c
index 7bf7aa3..8b5d2dc 100644
--- a/qemu/qemu-kvm.c
+++ b/qemu/qemu-kvm.c
@@ -411,6 +411,12 @@ int kvm_init_ap(void)
return 0;
}
+void qemu_kvm_notify_work(void)
+{
+ if (io_thread)
+ pthread_kill(io_thread, SIGUSR1);
+}
+
/*
* The IO thread has all signals that inform machine events
* blocked (io_signal_table), so it won't get interrupted
diff --git a/qemu/qemu-kvm.h b/qemu/qemu-kvm.h
index ff9c86e..ae5ce1a 100644
--- a/qemu/qemu-kvm.h
+++ b/qemu/qemu-kvm.h
@@ -60,6 +60,8 @@ void qemu_kvm_aio_wait_start(void);
void qemu_kvm_aio_wait(void);
void qemu_kvm_aio_wait_end(void);
+void qemu_kvm_notify_work(void);
+
void kvm_tpr_opt_setup();
void kvm_tpr_access_report(CPUState *env, uint64_t rip, int is_write);
int handle_tpr_access(void *opaque, int vcpu,
diff --git a/qemu/vl.c b/qemu/vl.c
index 8cb827b..49d9af2 100644
--- a/qemu/vl.c
+++ b/qemu/vl.c
@@ -7588,6 +7588,8 @@ void qemu_bh_schedule(QEMUBH *bh)
if (env) {
cpu_interrupt(env, CPU_INTERRUPT_EXIT);
}
+ if (kvm_enabled())
+ qemu_kvm_notify_work();
}
void qemu_bh_cancel(QEMUBH *bh)
-------------------------------------------------------------------------
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