diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/ia64/kernel/machine_kexec.c | 30 | ||||
| -rw-r--r-- | arch/ia64/mm/discontig.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/machine_kexec_32.c | 13 | ||||
| -rw-r--r-- | arch/x86/kernel/machine_kexec_64.c | 9 |
4 files changed, 53 insertions, 1 deletions
diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c index 58e943a..40f9c3e 100644 --- a/arch/ia64/kernel/machine_kexec.c +++ b/arch/ia64/kernel/machine_kexec.c @@ -15,6 +15,8 @@ #include <linux/cpu.h> #include <linux/irq.h> #include <linux/efi.h> +#include <linux/numa.h> +#include <linux/mmzone.h> #include <asm/mmu_context.h> #include <asm/setup.h> #include <asm/delay.h> @@ -121,3 +123,31 @@ void machine_kexec(struct kimage *image) unw_init_running(ia64_machine_kexec, image); for(;;); } + +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE + SYMBOL(pgdat_list); + LENGTH(pgdat_list, MAX_NUMNODES); + + SYMBOL(node_memblk); + LENGTH(node_memblk, NR_NODE_MEMBLKS); + SIZE(node_memblk_s); + OFFSET(node_memblk_s, start_paddr); + OFFSET(node_memblk_s, size); +#endif +#ifdef CONFIG_PGTABLE_3 + CONFIG(PGTABLE_3); +#elif CONFIG_PGTABLE_4 + CONFIG(PGTABLE_4); +#endif +} + +unsigned long paddr_vmcoreinfo_note(void) +{ + unsigned long vaddr, paddr; + vaddr = (unsigned long)(char *)&vmcoreinfo_note; + asm volatile ("tpa %0 = %1" : "=r"(paddr) : "r"(vaddr) : "memory"); + return paddr; +} + diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index 5628067..0b56739 100644 --- a/arch/ia64/mm/discontig.c +++ b/arch/ia64/mm/discontig.c @@ -48,7 +48,7 @@ struct early_node_data { static struct early_node_data mem_data[MAX_NUMNODES] __initdata; static nodemask_t memory_less_mask __initdata; -static pg_data_t *pgdat_list[MAX_NUMNODES]; +pg_data_t *pgdat_list[MAX_NUMNODES]; /* * To prevent cache aliasing effects, align per-node structures so that they diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index deda9a2..ae20fa5 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c @@ -10,6 +10,7 @@ #include <linux/kexec.h> #include <linux/delay.h> #include <linux/init.h> +#include <linux/numa.h> #include <asm/pgtable.h> #include <asm/pgalloc.h> #include <asm/tlbflush.h> @@ -169,3 +170,15 @@ static int __init parse_crashkernel(char *arg) return 0; } early_param("crashkernel", parse_crashkernel); + +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE + SYMBOL(node_data); + LENGTH(node_data, MAX_NUMNODES); +#endif +#ifdef CONFIG_X86_PAE + CONFIG(X86_PAE); +#endif +} + diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c index cd1899a..e333ea1 100644 --- a/arch/x86/kernel/machine_kexec_64.c +++ b/arch/x86/kernel/machine_kexec_64.c @@ -10,6 +10,7 @@ #include <linux/kexec.h> #include <linux/string.h> #include <linux/reboot.h> +#include <linux/numa.h> #include <asm/pgtable.h> #include <asm/tlbflush.h> #include <asm/mmu_context.h> @@ -257,3 +258,11 @@ static int __init setup_crashkernel(char *arg) } early_param("crashkernel", setup_crashkernel); +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE + SYMBOL(node_data); + LENGTH(node_data, MAX_NUMNODES); +#endif +} + |
