diff options
Diffstat (limited to 'arch/x86/kernel/crash_core_64.c')
-rw-r--r-- | arch/x86/kernel/crash_core_64.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/x86/kernel/crash_core_64.c b/arch/x86/kernel/crash_core_64.c new file mode 100644 index 000000000..7d255f882 --- /dev/null +++ b/arch/x86/kernel/crash_core_64.c @@ -0,0 +1,24 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include <linux/crash_core.h> +#include <linux/pgtable.h> + +#include <asm/setup.h> + +void arch_crash_save_vmcoreinfo(void) +{ + u64 sme_mask = sme_me_mask; + + VMCOREINFO_NUMBER(phys_base); + VMCOREINFO_SYMBOL(init_top_pgt); + vmcoreinfo_append_str("NUMBER(pgtable_l5_enabled)=%d\n", + pgtable_l5_enabled()); + +#ifdef CONFIG_NUMA + VMCOREINFO_SYMBOL(node_data); + VMCOREINFO_LENGTH(node_data, MAX_NUMNODES); +#endif + vmcoreinfo_append_str("KERNELOFFSET=%lx\n", kaslr_offset()); + VMCOREINFO_NUMBER(KERNEL_IMAGE_SIZE); + VMCOREINFO_NUMBER(sme_mask); +} |