x64, x2apic/intr-remap: generic irq migration support from process context
Generic infrastructure for migrating the irq from the process context in the presence of CONFIG_GENERIC_PENDING_IRQ. This will be used later for migrating irq in the presence of interrupt-remapping. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Cc: akpm@linux-foundation.org Cc: arjan@linux.intel.com Cc: andi@firstfloor.org Cc: ebiederm@xmission.com Cc: jbarnes@virtuousgeek.org Cc: steiner@sgi.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
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Ingo Molnar
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@@ -62,6 +62,7 @@ typedef void (*irq_flow_handler_t)(unsigned int irq,
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#define IRQ_MOVE_PENDING 0x00200000 /* need to re-target IRQ destination */
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#define IRQ_NO_BALANCING 0x00400000 /* IRQ is excluded from balancing */
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#define IRQ_SPURIOUS_DISABLED 0x00800000 /* IRQ was disabled by the spurious trap */
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#define IRQ_MOVE_PCNTXT 0x01000000 /* IRQ migration from process context */
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#ifdef CONFIG_IRQ_PER_CPU
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# define CHECK_IRQ_PER_CPU(var) ((var) & IRQ_PER_CPU)
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