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-rw-r--r--include/asm-ia64/hw_irq.h3
-rw-r--r--include/asm-ia64/irq.h5
-rw-r--r--include/asm-ia64/nodedata.h12
-rw-r--r--include/asm-ia64/sn/sn_sal.h10
-rw-r--r--include/asm-ia64/topology.h1
5 files changed, 24 insertions, 7 deletions
diff --git a/include/asm-ia64/hw_irq.h b/include/asm-ia64/hw_irq.h
index ea8b8c407ab4..27f9df6b9145 100644
--- a/include/asm-ia64/hw_irq.h
+++ b/include/asm-ia64/hw_irq.h
@@ -97,8 +97,7 @@ extern int reserve_irq_vector (int vector);
extern void ia64_send_ipi (int cpu, int vector, int delivery_mode, int redirect);
extern void register_percpu_irq (ia64_vector vec, struct irqaction *action);
-static inline void
-hw_resend_irq (struct hw_interrupt_type *h, unsigned int vector)
+static inline void ia64_resend_irq(unsigned int vector)
{
platform_send_ipi(smp_processor_id(), vector, IA64_IPI_DM_INT, 0);
}
diff --git a/include/asm-ia64/irq.h b/include/asm-ia64/irq.h
index dbe86c0bbce5..79479e2c6966 100644
--- a/include/asm-ia64/irq.h
+++ b/include/asm-ia64/irq.h
@@ -14,11 +14,6 @@
#define NR_IRQS 256
#define NR_IRQ_VECTORS NR_IRQS
-/*
- * IRQ line status macro IRQ_PER_CPU is used
- */
-#define ARCH_HAS_IRQ_PER_CPU
-
static __inline__ int
irq_canonicalize (int irq)
{
diff --git a/include/asm-ia64/nodedata.h b/include/asm-ia64/nodedata.h
index a140310bf84d..2fb337b0e9b7 100644
--- a/include/asm-ia64/nodedata.h
+++ b/include/asm-ia64/nodedata.h
@@ -46,6 +46,18 @@ struct ia64_node_data {
*/
#define NODE_DATA(nid) (local_node_data->pg_data_ptrs[nid])
+/*
+ * LOCAL_DATA_ADDR - This is to calculate the address of other node's
+ * "local_node_data" at hot-plug phase. The local_node_data
+ * is pointed by per_cpu_page. Kernel usually use it for
+ * just executing cpu. However, when new node is hot-added,
+ * the addresses of local data for other nodes are necessary
+ * to update all of them.
+ */
+#define LOCAL_DATA_ADDR(pgdat) \
+ ((struct ia64_node_data *)((u64)(pgdat) + \
+ L1_CACHE_ALIGN(sizeof(struct pglist_data))))
+
#endif /* CONFIG_NUMA */
#endif /* _ASM_IA64_NODEDATA_H */
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h
index cd490b20d592..bd4452bda357 100644
--- a/include/asm-ia64/sn/sn_sal.h
+++ b/include/asm-ia64/sn/sn_sal.h
@@ -85,6 +85,7 @@
#define SN_SAL_GET_PROM_FEATURE_SET 0x02000065
#define SN_SAL_SET_OS_FEATURE_SET 0x02000066
#define SN_SAL_INJECT_ERROR 0x02000067
+#define SN_SAL_SET_CPU_NUMBER 0x02000068
/*
* Service-specific constants
@@ -1150,4 +1151,13 @@ sn_inject_error(u64 paddr, u64 *data, u64 *ecc)
local_irq_restore(irq_flags);
return ret_stuff.status;
}
+
+static inline int
+ia64_sn_set_cpu_number(int cpu)
+{
+ struct ia64_sal_retval rv;
+
+ SAL_CALL_NOLOCK(rv, SN_SAL_SET_CPU_NUMBER, cpu, 0, 0, 0, 0, 0, 0);
+ return rv.status;
+}
#endif /* _ASM_IA64_SN_SN_SAL_H */
diff --git a/include/asm-ia64/topology.h b/include/asm-ia64/topology.h
index 616b5ed2aa72..937c21257523 100644
--- a/include/asm-ia64/topology.h
+++ b/include/asm-ia64/topology.h
@@ -112,6 +112,7 @@ void build_cpu_to_node_map(void);
#define topology_core_id(cpu) (cpu_data(cpu)->core_id)
#define topology_core_siblings(cpu) (cpu_core_map[cpu])
#define topology_thread_siblings(cpu) (cpu_sibling_map[cpu])
+#define smt_capable() (smp_num_siblings > 1)
#endif
#include <asm-generic/topology.h>