UEFI: add FIXME comments to function emalloc() & __emalloc()
Add a FIXME comment that the emalloc() & __emalloc cannot
guarantee to return address under 4G, and the hypervisor
cannot handle params, which address is above 4G, delivered
from efi stub.
@@ -100,6 +100,10 @@ failed:
* @addr: a pointer to the allocated address on success
*
* If we cannot satisfy @align we return 0.
+ *
+ * FIXME: This function cannot guarantee to return address under 4G,
+ * and the hypervisor cannot handle params, which address is above 4G,
+ * delivered from efi stub.
*/
EFI_STATUS emalloc(UINTN size, UINTN align, EFI_PHYSICAL_ADDRESS *addr)
{
@@ -160,7 +164,12 @@ fail:
return err;
}
-EFI_STATUS __emalloc(UINTN size, UINTN align, EFI_PHYSICAL_ADDRESS *addr, EFI_MEMORY_TYPE mem_type)
+/* FIXME: This function cannot guarantee to return address under 4G,
+ * and the hypervisor cannot handle params, which address is above 4G,
+ * delivered from efi stub.
+ */
+EFI_STATUS __emalloc(UINTN size, UINTN align, EFI_PHYSICAL_ADDRESS *addr,
+ EFI_MEMORY_TYPE mem_type)
{
UINTN map_size, map_key, desc_size;
EFI_MEMORY_DESCRIPTOR *map_buf;
