vmcore_info.c

 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("NUMBER(RADIX_MMU)=%d\n", early_radix_enabled());
31	vmcoreinfo_append_str("KERNELOFFSET=%lx\n", kaslr_offset());
32}