Commit 5caecb94 authored by Jeremy Fitzhardinge's avatar Jeremy Fitzhardinge
Browse files

xen: disable preempt for leave_lazy_mmu 



xen_mc_flush() requires preemption to be disabled for its own sanity,
so disable it while we're flushing.

Signed-off-by: default avatarJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
parent ab2f75f0

arch/x86/xen/mmu.c

+2 −0
Original line number Diff line number Diff line
@@ -1812,8 +1812,10 @@ __init void xen_post_allocator_init(void) 


static void xen_leave_lazy_mmu(void)

{

	preempt_disable();

	xen_mc_flush();

	paravirt_leave_lazy_mmu();

	preempt_enable();

}



const struct pv_mmu_ops xen_mmu_ops __initdata = {