[PATCH] ia64: kill CONFIG_IA64_MCA

The MCA code is now slim enough that there isn't much point in keeping
CONFIG_IA64_MCA anymore.

arch/ia64/Kconfig

@@ -238,13 +238,6 @@ config DISCONTIGMEM
 	  or have huge holes in the physical address space for other reasons.
 	  See <file:Documentation/vm/numa> for more.
 
-config IA64_MCA
-	bool "Machine Check Abort"
-	default y if !IA64_HP_SIM
-	help
-	  Say Y here to enable machine check support for IA-64.  If you're
-	  unsure, answer Y.
-
 config IA64_CYCLONE
 	bool "Support Cyclone(EXA) Time Source"
 	help

arch/ia64/kernel/Makefile

@@ -6,13 +6,12 @@ extra-y	:= head.o init_task.o vmlinux.lds.s
 
 obj-y := acpi.o entry.o efi.o efi_stub.o gate-data.o fsys.o ia64_ksyms.o irq.o irq_ia64.o	\
 	 irq_lsapic.o ivt.o machvec.o pal.o patch.o process.o perfmon.o ptrace.o sal.o		\
-	 salinfo.o semaphore.o setup.o signal.o sys_ia64.o time.o traps.o unaligned.o unwind.o
+	 salinfo.o semaphore.o setup.o signal.o sys_ia64.o time.o traps.o unaligned.o unwind.o mca.o mca_asm.o
 
 obj-$(CONFIG_EFI_VARS)		+= efivars.o
 obj-$(CONFIG_IA64_BRL_EMU)	+= brl_emu.o
 obj-$(CONFIG_IA64_GENERIC)	+= acpi-ext.o
 obj-$(CONFIG_IA64_HP_ZX1)	+= acpi-ext.o
-obj-$(CONFIG_IA64_MCA)		+= mca.o mca_asm.o
 obj-$(CONFIG_IA64_PALINFO)	+= palinfo.o
 obj-$(CONFIG_IOSAPIC)		+= iosapic.o
 obj-$(CONFIG_MODULES)		+= module.o

arch/ia64/kernel/efi.c

@@ -399,9 +399,7 @@ efi_map_pal_code (void)
 	int pal_code_count = 0;
 	u64 mask, psr;
 	u64 vaddr;
-#ifdef CONFIG_IA64_MCA
 	int cpu;
-#endif
 
 	efi_map_start = __va(ia64_boot_param->efi_memmap);
 	efi_map_end   = efi_map_start + ia64_boot_param->efi_memmap_size;
@@ -463,13 +461,11 @@ efi_map_pal_code (void)
 		ia64_set_psr(psr);		/* restore psr */
 		ia64_srlz_i();
 
-#ifdef CONFIG_IA64_MCA
 		cpu = smp_processor_id();
 
 		/* insert this TR into our list for MCA recovery purposes */
 		ia64_mca_tlb_list[cpu].pal_base = vaddr & mask;
 		ia64_mca_tlb_list[cpu].pal_paddr = pte_val(mk_pte_phys(md->phys_addr, PAGE_KERNEL));
-#endif
 	}
 }
 

arch/ia64/kernel/setup.c

@@ -355,10 +355,8 @@ setup_arch (char **cmdline_p)
 # endif
 #endif
 
-#ifdef CONFIG_IA64_MCA
 	/* enable IA-64 Machine Check Abort Handling */
 	ia64_mca_init();
-#endif
 
 	platform_setup(cmdline_p);
 	paging_init();

arch/ia64/kernel/smpboot.c

@@ -300,9 +300,7 @@ smp_callin (void)
 	 */
 	ia64_set_kr(IA64_KR_IO_BASE, __pa(ia64_iobase));
 
-#ifdef CONFIG_IA64_MCA
 	ia64_mca_cmc_vector_setup();	/* Setup vector on AP & enable */
-#endif
 
 #ifdef CONFIG_PERFMON
 	pfm_init_percpu();

arch/ia64/mm/init.c

@@ -279,9 +279,7 @@ ia64_mmu_init (void *my_cpu_data)
 {
 	unsigned long psr, pta, impl_va_bits;
 	extern void __init tlb_init (void);
-#ifdef CONFIG_IA64_MCA
 	int cpu;
-#endif
 
 #ifdef CONFIG_DISABLE_VHPT
 #	define VHPT_ENABLE_BIT	0
@@ -346,7 +344,6 @@ ia64_mmu_init (void *my_cpu_data)
 	ia64_set_rr(HPAGE_REGION_BASE, HPAGE_SHIFT << 2);
 #endif
 
-#ifdef	CONFIG_IA64_MCA
 	cpu = smp_processor_id();
 
 	/* mca handler uses cr.lid as key to pick the right entry */
@@ -360,7 +357,6 @@ ia64_mmu_init (void *my_cpu_data)
 	ia64_mca_tlb_list[cpu].ptce_count[1] = local_cpu_data->ptce_count[1];
 	ia64_mca_tlb_list[cpu].ptce_stride[0] = local_cpu_data->ptce_stride[0];
 	ia64_mca_tlb_list[cpu].ptce_stride[1] = local_cpu_data->ptce_stride[1];
-#endif
 }
 
 #ifdef CONFIG_VIRTUAL_MEM_MAP

arch/ia64/sn/kernel/setup.c

@@ -194,10 +194,7 @@ early_sn_setup(void)
 	}
 }
 
-#ifdef CONFIG_IA64_MCA
 extern int platform_intr_list[];
-#endif
-
 extern nasid_t master_nasid;
 static int shub_1_1_found __initdata;