Cleanup: Move headers from lib/ to include/lttng/

[lttng-modules.git] / lib / align.h

diff --git a/lib/align.h b/lib/align.h
deleted file mode 100644 (file)
index c069549..0000000
--- a/lib/align.h
+++ /dev/null
@@ -1,60 +0,0 @@
-/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
- *
- * lib/align.h
- *
- * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- */
-
-#ifndef _LTTNG_ALIGN_H
-#define _LTTNG_ALIGN_H
-
-#ifdef __KERNEL__
-
-#include <linux/types.h>
-#include <lib/bug.h>
-
-#define ALIGN_FLOOR(x, a)      __ALIGN_FLOOR_MASK(x, (typeof(x)) (a) - 1)
-#define __ALIGN_FLOOR_MASK(x, mask)    ((x) & ~(mask))
-#define PTR_ALIGN_FLOOR(p, a) \
-                       ((typeof(p)) ALIGN_FLOOR((unsigned long) (p), a))
-
-/*
- * Align pointer on natural object alignment.
- */
-#define object_align(obj)      PTR_ALIGN(obj, __alignof__(*(obj)))
-#define object_align_floor(obj)        PTR_ALIGN_FLOOR(obj, __alignof__(*(obj)))
-
-/**
- * offset_align - Calculate the offset needed to align an object on its natural
- *                alignment towards higher addresses.
- * @align_drift:  object offset from an "alignment"-aligned address.
- * @alignment:    natural object alignment. Must be non-zero, power of 2.
- *
- * Returns the offset that must be added to align towards higher
- * addresses.
- */
-#define offset_align(align_drift, alignment)                                  \
-       ({                                                                     \
-               BUILD_RUNTIME_BUG_ON((alignment) == 0                          \
-                                  || ((alignment) & ((alignment) - 1)));      \
-               (((alignment) - (align_drift)) & ((alignment) - 1));           \
-       })
-
-/**
- * offset_align_floor - Calculate the offset needed to align an object
- *                      on its natural alignment towards lower addresses.
- * @align_drift:  object offset from an "alignment"-aligned address.
- * @alignment:    natural object alignment. Must be non-zero, power of 2.
- *
- * Returns the offset that must be substracted to align towards lower addresses.
- */
-#define offset_align_floor(align_drift, alignment)                            \
-       ({                                                                     \
-               BUILD_RUNTIME_BUG_ON((alignment) == 0                          \
-                                  || ((alignment) & ((alignment) - 1)));      \
-               (((align_drift) - (alignment)) & ((alignment) - 1));           \
-       })
-
-#endif /* __KERNEL__ */
-
-#endif