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x86/paravirt, 64-bit: add adjust_exception_frame

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64-bit Xen pushes a couple of extra words onto an exception frame.
Add a hook to deal with them.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: xen-devel <xen-devel@lists.xensource.com>
Cc: Stephen Tweedie <sct@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jeremy Fitzhardinge
2008-06-25 00:19:31 -04:00
committed by Ingo Molnar
parent a00394f81f
commit fab58420ac
6 changed files with 20 additions and 0 deletions
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arch/x86/kernel/paravirt.c
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@ -296,6 +296,9 @@ struct pv_irq_ops pv_irq_ops = {
.irq_enable = native_irq_enable,
.safe_halt = native_safe_halt,
.halt = native_halt,
#ifdef CONFIG_X86_64
.adjust_exception_frame = paravirt_nop,
#endif
};
struct pv_cpu_ops pv_cpu_ops = {