4 files changed, 16 insertions, 14 deletions

diff --git a/arch/ia64/include/asm/idle.h b/arch/ia64/include/asm/idle.h
new file mode 100644
index 00000000000..b7685015a8b
--- /dev/null
+++ b/arch/ia64/include/asm/idle.h
@@ -0,0 +1,7 @@
+#ifndef _ASM_IA64_IDLE_H
+#define _ASM_IA64_IDLE_H
+
+static inline void enter_idle(void) { }
+static inline void exit_idle(void) { }
+
+#endif /* _ASM_IA64_IDLE_H */
diff --git a/arch/ia64/include/asm/xen/events.h b/arch/ia64/include/asm/xen/events.h
index 73248781fba..b8370c8b619 100644
--- a/arch/ia64/include/asm/xen/events.h
+++ b/arch/ia64/include/asm/xen/events.h
@@ -36,14 +36,9 @@ static inline int xen_irqs_disabled(struct pt_regs *regs)
         return !(ia64_psr(regs)->i);
 }
 
-static inline void xen_do_IRQ(int irq, struct pt_regs *regs)
+static inline void handle_irq(int irq, struct pt_regs *regs)
 {
-        struct pt_regs *old_regs;
-        old_regs = set_irq_regs(regs);
-        irq_enter();
         __do_IRQ(irq);
-        irq_exit();
-        set_irq_regs(old_regs);
 }
 #define irq_ctx_init(cpu)       do { } while (0)
 
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 28af6a731bb..d20a5db4c4d 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -610,20 +610,22 @@ static int __vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
         int r;
 
 again:
-        preempt_disable();
-        local_irq_disable();
-
         if (signal_pending(current)) {
-                local_irq_enable();
-                preempt_enable();
                 r = -EINTR;
                 kvm_run->exit_reason = KVM_EXIT_INTR;
                 goto out;
         }
 
+        /*
+         * down_read() may sleep and return with interrupts enabled
+         */
+        down_read(&vcpu->kvm->slots_lock);
+
+        preempt_disable();
+        local_irq_disable();
+
         vcpu->guest_mode = 1;
         kvm_guest_enter();
-        down_read(&vcpu->kvm->slots_lock);
         r = vti_vcpu_run(vcpu, kvm_run);
         if (r < 0) {
                 local_irq_enable();
diff --git a/arch/ia64/xen/xensetup.S b/arch/ia64/xen/xensetup.S
index 28fed1fcc07..aff8346ea19 100644
--- a/arch/ia64/xen/xensetup.S
+++ b/arch/ia64/xen/xensetup.S
@@ -54,8 +54,6 @@ END(startup_xen)
 
 #define isBP    p3      // are we the Bootstrap Processor?
 
-        .text
-
 GLOBAL_ENTRY(xen_setup_hook)
         mov r8=XEN_PV_DOMAIN_ASM
 (isBP)  movl r9=xen_domain_type;;