From a2e3fe5f24f90e2bd98fa8bfabbf55962080b7b4 Mon Sep 17 00:00:00 2001 From: Karolina Drobnik Date: Wed, 2 Feb 2022 12:03:07 +0100 Subject: [PATCH] tools/include: Add pfn.h stub Add a stubbed pfn header with definitions used in testing. Signed-off-by: Karolina Drobnik Signed-off-by: Mike Rapoport Link: https://lore.kernel.org/r/1bdc02125963f945bf90dd8cb37c404cc0688af2.1643796665.git.karolinadrobnik@gmail.com --- tools/include/linux/pfn.h | 10 ++++++++++ 1 file changed, 10 insertions(+) create mode 100644 tools/include/linux/pfn.h diff --git a/tools/include/linux/pfn.h b/tools/include/linux/pfn.h new file mode 100644 index 000000000000..7512a58189eb --- /dev/null +++ b/tools/include/linux/pfn.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _TOOLS_LINUX_PFN_H_ +#define _TOOLS_LINUX_PFN_H_ + +#include + +#define PFN_UP(x) (((x) + PAGE_SIZE - 1) >> PAGE_SHIFT) +#define PFN_DOWN(x) ((x) >> PAGE_SHIFT) +#define PFN_PHYS(x) ((phys_addr_t)(x) << PAGE_SHIFT) +#endif