Currently, we do memset() before reserving the area. This may not cause any problem, but it is somewhat weird. So change execution order. Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx> diff --git a/mm/nobootmem.c b/mm/nobootmem.c index a31be7a..bdd3fa2 100644 --- a/mm/nobootmem.c +++ b/mm/nobootmem.c @@ -45,9 +45,9 @@ static void * __init __alloc_memory_core_early(int nid, u64 size, u64 align, if (!addr) return NULL; + memblock_reserve(addr, size); ptr = phys_to_virt(addr); memset(ptr, 0, size); - memblock_reserve(addr, size); /* * The min_count is set to 0 so that bootmem allocated blocks * are never reported as leaks. -- 1.7.9.5 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>