diff --git a/mm/memblock.c b/mm/memblock.c
index 511d478..d036c78 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -836,7 +836,7 @@ void __init_memblock memblock_free(void *ptr, size_t size)
  * @base: phys starting address of the  boot memory block
  * @size: size of the boot memory block in bytes
  *
- * Free boot memory block previously allocated by memblock_alloc_xx() API.
+ * Free boot memory block previously allocated by memblock_phys_alloc_xx() API.
  * The freeing memory will not be released to the buddy allocator.
  */
 int __init_memblock memblock_phys_free(phys_addr_t base, phys_addr_t size)
diff --git a/tools/testing/memblock/.gitignore b/tools/testing/memblock/.gitignore
index 654338e..4cc7cd5 100644
--- a/tools/testing/memblock/.gitignore
+++ b/tools/testing/memblock/.gitignore
@@ -1,4 +1,5 @@
 main
 memblock.c
 linux/memblock.h
+asm/asm.h
 asm/cmpxchg.h
diff --git a/tools/testing/memblock/Makefile b/tools/testing/memblock/Makefile
index 2310ac4..7a1ca69 100644
--- a/tools/testing/memblock/Makefile
+++ b/tools/testing/memblock/Makefile
@@ -29,13 +29,14 @@
 
 	@mkdir -p linux
 	test -L linux/memblock.h || ln -s ../../../../include/linux/memblock.h linux/memblock.h
+	test -L asm/asm.h || ln -s ../../../arch/x86/include/asm/asm.h asm/asm.h
 	test -L asm/cmpxchg.h || ln -s ../../../arch/x86/include/asm/cmpxchg.h asm/cmpxchg.h
 
 memblock.c: $(EXTR_SRC)
 	test -L memblock.c || ln -s $(EXTR_SRC) memblock.c
 
 clean:
-	$(RM) $(TARGETS) $(OFILES) linux/memblock.h memblock.c asm/cmpxchg.h
+	$(RM) $(TARGETS) $(OFILES) linux/memblock.h memblock.c asm/asm.h asm/cmpxchg.h
 
 help:
 	@echo  'Memblock simulator'