commit 93fcc7f5084d53956b481ffb21d9442cf4e087b0
author xypron.glpk@gmx.de <xypron.glpk@gmx.de> Fri Aug 11 21:19:37 2017 +0200
committer Alexander Graf <agraf@suse.de> Sat Aug 12 14:05:45 2017 +0200
tree 934bcb7fd71cf9cf30a5d6195be4c1bc6d9e7c3f
parent c858eeea8ffd8f3e4aad6f83a51653e287e1ae32

efi_loader: use EFI_PAGE_MASK instead of EFI_PAGE_SIZE - 1

We should be consistent in the way we calculate page sizes.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>

lib/efi_loader/efi_runtime.c

diff --git a/lib/efi_loader/efi_runtime.c b/lib/efi_loader/efi_runtime.c
index dd52755..ad7f375 100644
--- a/lib/efi_loader/efi_runtime.c
+++ b/lib/efi_loader/efi_runtime.c
@@ -325,7 +325,7 @@
 {
 	struct efi_runtime_mmio_list *newmmio;
 
-	u64 pages = (len + EFI_PAGE_SIZE - 1) >> EFI_PAGE_SHIFT;
+	u64 pages = (len + EFI_PAGE_MASK) >> EFI_PAGE_SHIFT;
 	efi_add_memory_map(*(uintptr_t *)mmio_ptr, pages, EFI_MMAP_IO, false);
 
 	newmmio = calloc(1, sizeof(*newmmio));