[Qemu-devel] [PATCH V3 11/11] vcpu: push mmio dispatcher out of big lock

[Liu Ping Fan]

From: Liu Ping Fan <pingf...@linux.vnet.ibm.com>

Signed-off-by: Liu Ping Fan <pingf...@linux.vnet.ibm.com>
---
 kvm-all.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/kvm-all.c b/kvm-all.c
index 34b02c1..ef7cd5f 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -1562,10 +1562,13 @@ int kvm_cpu_exec(CPUArchState *env)
             break;
         case KVM_EXIT_MMIO:
             DPRINTF("handle_mmio\n");
+            qemu_mutex_unlock_iothread();
             cpu_physical_memory_rw(run->mmio.phys_addr,
                                    run->mmio.data,
                                    run->mmio.len,
                                    run->mmio.is_write);
+            qemu_mutex_lock_iothread();
+
             ret = 0;
             break;
         case KVM_EXIT_IRQ_WINDOW_OPEN:
-- 
1.7.4.4