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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2009-02-25 09:42:25 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-02-25 18:51:57 +0100 |
| commit | 55d8085671863fe4ee6a17b7814bd38180a44e1d (patch) | |
| tree | 8fd456bb73651277c38b0de54f32a6f43ef2cebb /arch/x86 | |
| parent | 4ab0d47d0ab311eb181532c1ecb6d02905685071 (diff) | |
| download | linux-55d8085671863fe4ee6a17b7814bd38180a44e1d.tar.gz linux-55d8085671863fe4ee6a17b7814bd38180a44e1d.tar.bz2 linux-55d8085671863fe4ee6a17b7814bd38180a44e1d.zip | |
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')
| -rw-r--r-- | arch/x86/xen/enlighten.c | 3 |
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) 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); |