Patchwork [uq/master,4/4] qemu: kvm: remove pre-entry exit_request check with iothread enabled

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Submitter Marcelo Tosatti
Date Feb. 17, 2010, 10:14 p.m.
Message ID <20100217221701.179465472@redhat.com>
Download mbox | patch
Permalink /patch/45774/
State New
Headers show

Comments

Marcelo Tosatti - Feb. 17, 2010, 10:14 p.m.
With SIG_IPI blocked vcpu loop exit notification happens via -EAGAIN
from KVM_RUN.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

Patch

Index: qemu/kvm-all.c
===================================================================
--- qemu.orig/kvm-all.c
+++ qemu/kvm-all.c
@@ -753,11 +753,13 @@  int kvm_cpu_exec(CPUState *env)
     dprintf("kvm_cpu_exec()\n");
 
     do {
+#ifndef CONFIG_IOTHREAD
         if (env->exit_request) {
             dprintf("interrupt exit requested\n");
             ret = 0;
             break;
         }
+#endif
 
         if (env->kvm_vcpu_dirty) {
             kvm_arch_put_registers(env);