diff options
Diffstat (limited to 'kexec/arch/i386/crashdump-x86.c')
| -rw-r--r-- | kexec/arch/i386/crashdump-x86.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/kexec/arch/i386/crashdump-x86.c b/kexec/arch/i386/crashdump-x86.c index 7aa5a12..85f3a87 100644 --- a/kexec/arch/i386/crashdump-x86.c +++ b/kexec/arch/i386/crashdump-x86.c @@ -990,8 +990,24 @@ static int crashkernel_mem_callback(void *UNUSED(data), int nr, int is_crashkernel_mem_reserved(void) { - crash_reserved_mem_nr = kexec_iomem_for_each_line("Crash kernel\n", - crashkernel_mem_callback, NULL); + int ret; + + if (xen_present()) { + uint64_t start, end; + + ret = xen_get_crashkernel_region(&start, &end); + if (ret < 0) + return 0; + + crash_reserved_mem[0].start = start; + crash_reserved_mem[0].end = end; + crash_reserved_mem[0].type = RANGE_RAM; + crash_reserved_mem_nr = 1; + } else { + ret = kexec_iomem_for_each_line("Crash kernel\n", + crashkernel_mem_callback, NULL); + crash_reserved_mem_nr = ret; + } return !!crash_reserved_mem_nr; } |