Messages in this thread Patch in this message | | | Date | Wed, 25 Feb 2009 09:42:25 -0800 | From | Jeremy Fitzhardinge <> | Subject | [PATCH] xen: disable interrupts early, as start_kernel expects |
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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>
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 95ff6a0..905cc1c 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -939,6 +939,9 @@ asmlinkage void __init xen_start_kernel(void) possible map and a non-dummy shared_info. */ per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0]; + local_irq_disable(); + early_boot_irqs_off(); + xen_raw_console_write("mapping kernel into physical memory\n"); pgd = xen_setup_kernel_pagetable(pgd, xen_start_info->nr_pages);
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