The base address is already guaranteed to be in the region by memblock_search().
This patch removes the check on base. Signed-off-by: Wei Yang <richard.weiy...@gmail.com> --- mm/memblock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memblock.c b/mm/memblock.c index 7608bc3..cd85303 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -1615,7 +1615,7 @@ int __init_memblock memblock_is_region_memory(phys_addr_t base, phys_addr_t size if (idx == -1) return 0; - return memblock.memory.regions[idx].base <= base && + return /* memblock.memory.regions[idx].base <= base && */ (memblock.memory.regions[idx].base + memblock.memory.regions[idx].size) >= end; } -- 2.5.0