diff --git a/mm/mm_init.c b/mm/mm_init.c index 50f2f34745af..77fd04c83d04 100644 --- a/mm/mm_init.c +++ b/mm/mm_init.c @@ -26,6 +26,7 @@ #include #include #include +#include #include "internal.h" #include "slab.h" #include "shuffle.h" @@ -381,6 +382,11 @@ static void __init find_zone_movable_pfns_for_nodes(void) goto out; } + if (is_kdump_kernel()) { + pr_warn("The system is under kdump, ignore kernelcore=mirror.\n"); + goto out; + } + for_each_mem_region(r) { if (memblock_is_mirror(r)) continue;