[PATCH] ia64: 1/2 fix for generic kernel

Current 2.5 kernels are broken with CONFIG_IA64_GENERIC option. Two unused
members are still remaining in the structure, resulting in corruption of
structure elements during the MACHVEC_INIT initialization. Attached patch
fixes this problem.

arch/ia64/kernel/machvec.c

@@ -10,19 +10,6 @@
 
 struct ia64_machine_vector ia64_mv;
 
-/*
- * Most platforms use this routine for mapping page frame addresses into a memory map
- * index.
- *
- * Note: we can't use __pa() because map_nr_dense(X) MUST map to something >= max_mapnr if
- * X is outside the identity mapped kernel space.
- */
-unsigned long
-map_nr_dense (unsigned long addr)
-{
-	return (addr - PAGE_OFFSET) >> PAGE_SHIFT;
-}
-
 static struct ia64_machine_vector *
 lookup_machvec (const char *name)
 {

include/asm-ia64/machvec.h

@@ -23,8 +23,6 @@ struct page;
 typedef void ia64_mv_setup_t (char **);
 typedef void ia64_mv_cpu_init_t(void);
 typedef void ia64_mv_irq_init_t (void);
-typedef void ia64_mv_pci_fixup_t (int);
-typedef unsigned long ia64_mv_map_nr_t (unsigned long);
 typedef void ia64_mv_mca_init_t (void);
 typedef void ia64_mv_mca_handler_t (void);
 typedef void ia64_mv_cmci_handler_t (int, void *, struct pt_regs *);
@@ -120,8 +118,6 @@ struct ia64_machine_vector {
 	ia64_mv_setup_t *setup;
 	ia64_mv_cpu_init_t *cpu_init;
 	ia64_mv_irq_init_t *irq_init;
-	ia64_mv_pci_fixup_t *pci_fixup;
-	ia64_mv_map_nr_t *map_nr;
 	ia64_mv_mca_init_t *mca_init;
 	ia64_mv_mca_handler_t *mca_handler;
 	ia64_mv_cmci_handler_t *cmci_handler;

include/asm-ia64/machvec_dig.h

@@ -3,8 +3,6 @@
 
 extern ia64_mv_setup_t dig_setup;
 extern ia64_mv_irq_init_t dig_irq_init;
-extern ia64_mv_pci_fixup_t iosapic_pci_fixup;
-extern ia64_mv_map_nr_t map_nr_dense;
 
 /*
  * This stuff has dual use!

include/asm-ia64/machvec_hpsim.h

@@ -3,7 +3,6 @@
 
 extern ia64_mv_setup_t hpsim_setup;
 extern ia64_mv_irq_init_t hpsim_irq_init;
-extern ia64_mv_map_nr_t map_nr_dense;
 
 /*
  * This stuff has dual use!

include/asm-ia64/machvec_hpzx1.h

@@ -2,8 +2,6 @@
 #define _ASM_IA64_MACHVEC_HPZX1_h
 
 extern ia64_mv_setup_t dig_setup;
-extern ia64_mv_pci_fixup_t hpzx1_pci_fixup;
-extern ia64_mv_map_nr_t map_nr_dense;
 extern ia64_mv_pci_alloc_consistent sba_alloc_consistent;
 extern ia64_mv_pci_free_consistent sba_free_consistent;
 extern ia64_mv_pci_map_single sba_map_single;

include/asm-ia64/machvec_sn1.h

@@ -36,10 +36,8 @@
 extern ia64_mv_setup_t sn1_setup;
 extern ia64_mv_cpu_init_t sn_cpu_init;
 extern ia64_mv_irq_init_t sn1_irq_init;
-extern ia64_mv_map_nr_t sn1_map_nr;
 extern ia64_mv_send_ipi_t sn1_send_IPI;
 extern ia64_mv_global_tlb_purge_t sn1_global_tlb_purge;
-extern ia64_mv_pci_fixup_t sn1_pci_fixup;
 extern ia64_mv_inb_t sn1_inb;
 extern ia64_mv_inw_t sn1_inw;
 extern ia64_mv_inl_t sn1_inl;

include/asm-ia64/machvec_sn2.h

@@ -36,13 +36,11 @@
 extern ia64_mv_setup_t sn_setup;
 extern ia64_mv_cpu_init_t sn_cpu_init;
 extern ia64_mv_irq_init_t sn_irq_init;
-extern ia64_mv_map_nr_t sn2_map_nr;
 extern ia64_mv_send_ipi_t sn2_send_IPI;
 extern ia64_mv_global_tlb_purge_t sn2_global_tlb_purge;
 extern ia64_mv_irq_desc sn_irq_desc;
 extern ia64_mv_irq_to_vector sn_irq_to_vector;
 extern ia64_mv_local_vector_to_irq sn_local_vector_to_irq;
-extern ia64_mv_pci_fixup_t sn_pci_fixup;
 extern ia64_mv_inb_t sn_inb;
 extern ia64_mv_inw_t sn_inw;
 extern ia64_mv_inl_t sn_inl;
@@ -72,10 +70,8 @@ extern ia64_mv_pci_dma_supported	sn_pci_dma_supported;
 #define platform_setup			sn_setup
 #define platform_cpu_init		sn_cpu_init
 #define platform_irq_init		sn_irq_init
-#define platform_map_nr			sn2_map_nr
 #define platform_send_ipi		sn2_send_IPI
 #define platform_global_tlb_purge       sn2_global_tlb_purge
-#define platform_pci_fixup		sn_pci_fixup
 #define platform_inb			sn_inb
 #define platform_inw			sn_inw
 #define platform_inl			sn_inl