cpumask: remove the now-obsoleted pcibus_to_cpumask()

Impact: reduce stack usage for large NR_CPUS

This replaces the two callers and deletes the arch definitions.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 arch/alpha/include/asm/topology.h          |    1 -
 arch/ia64/include/asm/topology.h           |    5 -----
 arch/mips/include/asm/mach-ip27/topology.h |    1 -
 arch/powerpc/include/asm/topology.h        |    5 -----
 arch/sh/include/asm/topology.h             |    4 ----
 arch/sparc/include/asm/topology_64.h       |    4 ----
 arch/x86/include/asm/pci.h                 |    5 -----
 arch/x86/include/asm/topology.h            |    1 -
 include/asm-generic/topology.h             |    7 -------
 9 files changed, 33 deletions(-)

diff --git a/arch/alpha/include/asm/topology.h b/arch/alpha/include/asm/topology.h
--- a/arch/alpha/include/asm/topology.h
+++ b/arch/alpha/include/asm/topology.h
@@ -55,7 +55,6 @@ static const struct cpumask *cpumask_of_
 	return &node_to_cpumask_map[node];
 }
 
-#define pcibus_to_cpumask(bus)	(cpu_online_map)
 #define cpumask_of_pcibus(bus)	(cpu_online_mask)
 
 #endif /* !CONFIG_NUMA */
diff --git a/arch/ia64/include/asm/topology.h b/arch/ia64/include/asm/topology.h
--- a/arch/ia64/include/asm/topology.h
+++ b/arch/ia64/include/asm/topology.h
@@ -112,11 +112,6 @@ void build_cpu_to_node_map(void);
 
 extern void arch_fix_phys_package_id(int num, u32 slot);
 
-#define pcibus_to_cpumask(bus)	(pcibus_to_node(bus) == -1 ? \
-					CPU_MASK_ALL : \
-					node_to_cpumask(pcibus_to_node(bus)) \
-				)
-
 #define cpumask_of_pcibus(bus)	(pcibus_to_node(bus) == -1 ?		\
 				 cpu_all_mask :				\
 				 cpumask_of_node(pcibus_to_node(bus)))
diff --git a/arch/mips/include/asm/mach-ip27/topology.h b/arch/mips/include/asm/mach-ip27/topology.h
--- a/arch/mips/include/asm/mach-ip27/topology.h
+++ b/arch/mips/include/asm/mach-ip27/topology.h
@@ -29,7 +29,6 @@ struct pci_bus;
 struct pci_bus;
 extern int pcibus_to_node(struct pci_bus *);
 
-#define pcibus_to_cpumask(bus)	(cpu_online_map)
 #define cpumask_of_pcibus(bus)	(cpu_online_mask)
 
 extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES];
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -35,11 +35,6 @@ static inline int pcibus_to_node(struct 
 	return -1;
 }
 #endif
-
-#define pcibus_to_cpumask(bus)	(pcibus_to_node(bus) == -1 ? \
-					CPU_MASK_ALL : \
-					node_to_cpumask(pcibus_to_node(bus)) \
-				)
 
 #define cpumask_of_pcibus(bus)	(pcibus_to_node(bus) == -1 ?		\
 				 cpu_all_mask :				\
diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h
--- a/arch/sh/include/asm/topology.h
+++ b/arch/sh/include/asm/topology.h
@@ -35,10 +35,6 @@
 #define cpumask_of_node(node)	((void)node, cpu_online_mask)
 
 #define pcibus_to_node(bus)	((void)(bus), -1)
-#define pcibus_to_cpumask(bus)	(pcibus_to_node(bus) == -1 ? \
-					CPU_MASK_ALL : \
-					node_to_cpumask(pcibus_to_node(bus)) \
-				)
 #endif
 
 #include <asm-generic/topology.h>
diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h
--- a/arch/sparc/include/asm/topology_64.h
+++ b/arch/sparc/include/asm/topology_64.h
@@ -38,10 +38,6 @@ static inline int pcibus_to_node(struct 
 }
 #endif
 
-#define pcibus_to_cpumask(bus)	\
-	(pcibus_to_node(bus) == -1 ? \
-	 CPU_MASK_ALL : \
-	 node_to_cpumask(pcibus_to_node(bus)))
 #define cpumask_of_pcibus(bus)	\
 	(pcibus_to_node(bus) == -1 ? \
 	 cpu_all_mask : \
diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h
--- a/arch/x86/include/asm/pci.h
+++ b/arch/x86/include/asm/pci.h
@@ -109,11 +109,6 @@ static inline int __pcibus_to_node(const
 	return sd->node;
 }
 
-static inline cpumask_t __pcibus_to_cpumask(struct pci_bus *bus)
-{
-	return node_to_cpumask(__pcibus_to_node(bus));
-}
-
 static inline const struct cpumask *
 cpumask_of_pcibus(const struct pci_bus *bus)
 {
diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h
--- a/arch/x86/include/asm/topology.h
+++ b/arch/x86/include/asm/topology.h
@@ -141,7 +141,6 @@ static inline cpumask_t node_to_cpumask(
 #define parent_node(node) (node)
 
 #define pcibus_to_node(bus) __pcibus_to_node(bus)
-#define pcibus_to_cpumask(bus) __pcibus_to_cpumask(bus)
 
 #ifdef CONFIG_X86_32
 extern unsigned long node_start_pfn[];
diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
--- a/include/asm-generic/topology.h
+++ b/include/asm-generic/topology.h
@@ -47,13 +47,6 @@
 #define pcibus_to_node(bus)	((void)(bus), -1)
 #endif
 
-#ifndef pcibus_to_cpumask
-#define pcibus_to_cpumask(bus)	(pcibus_to_node(bus) == -1 ? \
-					CPU_MASK_ALL : \
-					node_to_cpumask(pcibus_to_node(bus)) \
-				)
-#endif
-
 #ifndef cpumask_of_pcibus
 #define cpumask_of_pcibus(bus)	(pcibus_to_node(bus) == -1 ?		\
 				 cpu_all_mask :				\