WIP: add memblock_overlaps_memory

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/mm/memblock.c b/mm/memblock.c
index 252b77bdf65e..d02ae8f9599b 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -1437,6 +1437,12 @@ int __init_memblock memblock_is_region_memory(phys_addr_t base, phys_addr_t size
 		 memblock.memory.regions[idx].size) >= end;
 }
 
+int __init_memblock memblock_overlaps_memory(phys_addr_t base, phys_addr_t size)
+{
+	memblock_cap_size(base, &size);
+	return memblock_overlaps_region(&memblock.memory, base, size) >= 0;
+}
+
 /**
  * memblock_is_region_reserved - check if a region intersects reserved memory
  * @base: base of region to check