[IA64] pvops: add hooks, pv_irq_ops, to paravirtualized irq related operations.

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introduce pv_irq_ops which adds hooks to paravirtualize irq related
operations.
On virtualized environment, interruption may be replaced by something
virtualization friendly. So the irq related operation also may need
paravirtualization.
This patch adds necessary hooks to paravirtualize irq related operations.

Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>

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This commit is contained in:

Isaku Yamahata 2008-05-19 22:13:43 +09:00 • committed by Tony Luck

parent 33b39e8420

commit 85cbc50378

4 changed files with 95 additions and 9 deletions

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18

arch/ia64/kernel/irq_ia64.c

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15

arch/ia64/kernel/paravirt.c

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23

include/asm-ia64/hw_irq.h

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48

include/asm-ia64/paravirt.h

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