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authorJeremy Fitzhardinge <jeremy@goop.org>2009-02-25 12:42:25 -0500
committerIngo Molnar <mingo@elte.hu>2009-02-25 12:51:57 -0500
commit55d8085671863fe4ee6a17b7814bd38180a44e1d (patch)
tree8fd456bb73651277c38b0de54f32a6f43ef2cebb /arch/x86/xen/enlighten.c
parent4ab0d47d0ab311eb181532c1ecb6d02905685071 (diff)
xen: disable interrupts early, as start_kernel expects
This avoids a lockdep warning from: if (DEBUG_LOCKS_WARN_ON(unlikely(!early_boot_irqs_enabled))) return; in trace_hardirqs_on_caller(); Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Mark McLoughlin <markmc@redhat.com> Cc: Xen-devel <xen-devel@lists.xensource.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/xen/enlighten.c')
-rw-r--r--arch/x86/xen/enlighten.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index bea215230b20..b58e96338149 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1672,6 +1672,9 @@ asmlinkage void __init xen_start_kernel(void)
1672 possible map and a non-dummy shared_info. */ 1672 possible map and a non-dummy shared_info. */
1673 per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0]; 1673 per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0];
1674 1674
1675 local_irq_disable();
1676 early_boot_irqs_off();
1677
1675 xen_raw_console_write("mapping kernel into physical memory\n"); 1678 xen_raw_console_write("mapping kernel into physical memory\n");
1676 pgd = xen_setup_kernel_pagetable(pgd, xen_start_info->nr_pages); 1679 pgd = xen_setup_kernel_pagetable(pgd, xen_start_info->nr_pages);
1677 1680