x86/xen: allow privcmd hypercalls to be preempted

[cascardo/linux.git] / arch / x86 / kernel / entry_32.S

diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index 000d419..31e2d5b 100644 (file)
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -982,6 +982,9 @@ ENTRY(xen_hypervisor_callback)
 ENTRY(xen_do_upcall)
 1:     mov %esp, %eax
        call xen_evtchn_do_upcall
+#ifndef CONFIG_PREEMPT
+       call xen_maybe_preempt_hcall
+#endif
        jmp  ret_from_intr
        CFI_ENDPROC
 ENDPROC(xen_hypervisor_callback)