1// SPDX-License-Identifier: GPL-2.0-only
2
3#include <linux/vmcore_info.h>
4#include <asm/pgalloc.h>
5
6void arch_crash_save_vmcoreinfo(void)
7{
8
9#ifdef CONFIG_NUMA
10 VMCOREINFO_SYMBOL(node_data);
11 VMCOREINFO_LENGTH(node_data, MAX_NUMNODES);
12#endif
13#ifndef CONFIG_NUMA
14 VMCOREINFO_SYMBOL(contig_page_data);
15#endif
16#if defined(CONFIG_PPC64) && defined(CONFIG_SPARSEMEM_VMEMMAP)
17 VMCOREINFO_SYMBOL(vmemmap_list);
18 VMCOREINFO_SYMBOL(mmu_vmemmap_psize);
19 VMCOREINFO_SYMBOL(mmu_psize_defs);
20 VMCOREINFO_STRUCT_SIZE(vmemmap_backing);
21 VMCOREINFO_OFFSET(vmemmap_backing, list);
22 VMCOREINFO_OFFSET(vmemmap_backing, phys);
23 VMCOREINFO_OFFSET(vmemmap_backing, virt_addr);
24 VMCOREINFO_STRUCT_SIZE(mmu_psize_def);
25 VMCOREINFO_OFFSET(mmu_psize_def, shift);
26#endif
27 VMCOREINFO_SYMBOL(cur_cpu_spec);
28 VMCOREINFO_OFFSET(cpu_spec, cpu_features);
29 VMCOREINFO_OFFSET(cpu_spec, mmu_features);
30 vmcoreinfo_append_str(fmt: "NUMBER(RADIX_MMU)=%d\n", early_radix_enabled());
31 vmcoreinfo_append_str(fmt: "KERNELOFFSET=%lx\n", kaslr_offset());
32}
33

source code of linux/arch/powerpc/kexec/vmcore_info.c