[lttng-modules.git] / lttng-kernel-version.h

/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
 *
 * lttng-kernel-version.h
 *
 * Contains helpers to check more complex kernel version conditions.
 *
 * Copyright (C) 2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
 */

#ifndef _LTTNG_KERNEL_VERSION_H
#define _LTTNG_KERNEL_VERSION_H

#include <linux/version.h>

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33))
#include <generated/utsrelease.h>
#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) */
#include <linux/utsrelease.h>
#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) */

/*
 * This macro checks if the kernel version is between the two specified
 * versions (lower limit inclusive, upper limit exclusive).
 */
#define LTTNG_KERNEL_RANGE(a_low, b_low, c_low, a_high, b_high, c_high) \
	(LINUX_VERSION_CODE >= KERNEL_VERSION(a_low, b_low, c_low) && \
	 LINUX_VERSION_CODE < KERNEL_VERSION(a_high, b_high, c_high))

/* Ubuntu */

#define LTTNG_UBUNTU_KERNEL_VERSION(a, b, c, d) \
	(((a) << 24) + ((b) << 16) + ((c) << 8) + (d))

#ifdef UTS_UBUNTU_RELEASE_ABI
#define LTTNG_UBUNTU_VERSION_CODE \
	((LINUX_VERSION_CODE << 8) + UTS_UBUNTU_RELEASE_ABI)
#else
#define LTTNG_UBUNTU_VERSION_CODE 	0
#endif

#define LTTNG_UBUNTU_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
		a_high, b_high, c_high, d_high) \
	(LTTNG_UBUNTU_VERSION_CODE >= \
		LTTNG_UBUNTU_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
		LTTNG_UBUNTU_VERSION_CODE < \
		LTTNG_UBUNTU_KERNEL_VERSION(a_high, b_high, c_high, d_high))

/* Debian */

#define LTTNG_DEBIAN_KERNEL_VERSION(a, b, c, d, e, f) \
	(((((a) << 16) + ((b) << 8) + (c)) * 1000000ULL) + ((d) * 10000) + ((e) * 100) + (f))

#ifdef DEBIAN_API_VERSION
#define LTTNG_DEBIAN_VERSION_CODE \
	((LINUX_VERSION_CODE * 1000000ULL) + DEBIAN_API_VERSION)
#else
#define LTTNG_DEBIAN_VERSION_CODE	0
#endif

#define LTTNG_DEBIAN_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
		a_high, b_high, c_high, d_high, e_high, f_high) \
	(LTTNG_DEBIAN_VERSION_CODE >= \
		LTTNG_DEBIAN_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
		LTTNG_DEBIAN_VERSION_CODE < \
		LTTNG_DEBIAN_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))

#define LTTNG_RHEL_KERNEL_VERSION(a, b, c, d, e, f) \
	(((((a) << 16) + ((b) << 8) + (c)) * 10000000ULL) + ((d) * 10000) + ((e) * 100) + (f))

/* RHEL */

#ifdef RHEL_API_VERSION
#define LTTNG_RHEL_VERSION_CODE \
	((LINUX_VERSION_CODE * 10000000ULL) + RHEL_API_VERSION)
#else
#define LTTNG_RHEL_VERSION_CODE		0
#endif

#define LTTNG_RHEL_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
		a_high, b_high, c_high, d_high, e_high, f_high) \
	(LTTNG_RHEL_VERSION_CODE >= \
		LTTNG_RHEL_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
		LTTNG_RHEL_VERSION_CODE < \
		LTTNG_RHEL_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))

/* SUSE Linux enterprise */

#define LTTNG_SLE_KERNEL_VERSION(a, b, c, d, e, f) \
	(((((a) << 16) + ((b) << 8) + (c)) * 10000000ULL) + ((d) * 10000) + ((e) * 100) + (f))

#ifdef SLE_API_VERSION
#define LTTNG_SLE_VERSION_CODE \
	((LINUX_VERSION_CODE * 10000000ULL) + SLE_API_VERSION)
#else
#define LTTNG_SLE_VERSION_CODE 	0
#endif

#define LTTNG_SLE_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
		a_high, b_high, c_high, d_high, e_high, f_high) \
	(LTTNG_SLE_VERSION_CODE >= \
		LTTNG_SLE_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
		LTTNG_SLE_VERSION_CODE < \
		LTTNG_SLE_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))

/* Fedora */

#define LTTNG_FEDORA_KERNEL_VERSION(a, b, c, d) \
        (((((a) << 16) + ((b) << 8) + (c)) * 10000ULL) + (d))

#ifdef FEDORA_REVISION_VERSION
#define LTTNG_FEDORA_VERSION_CODE \
        ((LINUX_VERSION_CODE * 10000ULL) + FEDORA_REVISION_VERSION)
#else
#define LTTNG_FEDORA_VERSION_CODE         0
#endif

#define LTTNG_FEDORA_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
                a_high, b_high, c_high, d_high) \
        (LTTNG_FEDORA_VERSION_CODE >= \
                LTTNG_FEDORA_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
                LTTNG_FEDORA_VERSION_CODE < \
                LTTNG_FEDORA_KERNEL_VERSION(a_high, b_high, c_high, d_high))

/* RT patch */

#define LTTNG_RT_KERNEL_VERSION(a, b, c, d) \
	(((a) << 24) + ((b) << 16) + ((c) << 8) + (d))

#ifdef RT_PATCH_VERSION
#define LTTNG_RT_VERSION_CODE \
	((LINUX_VERSION_CODE << 8) + RT_PATCH_VERSION)
#else
#define LTTNG_RT_VERSION_CODE 	0
#endif

#define LTTNG_RT_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
		a_high, b_high, c_high, d_high) \
	(LTTNG_RT_VERSION_CODE >= \
		LTTNG_RT_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
		LTTNG_RT_VERSION_CODE < \
		LTTNG_RT_KERNEL_VERSION(a_high, b_high, c_high, d_high))

#endif /* _LTTNG_KERNEL_VERSION_H */
Commit	Line	Data
	1	/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
	2	*
	3	* lttng-kernel-version.h
	4	*
	5	* Contains helpers to check more complex kernel version conditions.
	6	*
	7	* Copyright (C) 2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
	8	*/
	9
	10	#ifndef _LTTNG_KERNEL_VERSION_H
	11	#define _LTTNG_KERNEL_VERSION_H
	12
	13	#include <linux/version.h>
	14
	15	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33))
	16	#include <generated/utsrelease.h>
	17	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) */
	18	#include <linux/utsrelease.h>
	19	#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) */
	20
	21	/*
	22	* This macro checks if the kernel version is between the two specified
	23	* versions (lower limit inclusive, upper limit exclusive).
	24	*/
	25	#define LTTNG_KERNEL_RANGE(a_low, b_low, c_low, a_high, b_high, c_high) \
	26	(LINUX_VERSION_CODE >= KERNEL_VERSION(a_low, b_low, c_low) && \
	27	LINUX_VERSION_CODE < KERNEL_VERSION(a_high, b_high, c_high))
	28
	29	/* Ubuntu */
	30
	31	#define LTTNG_UBUNTU_KERNEL_VERSION(a, b, c, d) \
	32	(((a) << 24) + ((b) << 16) + ((c) << 8) + (d))
	33
	34	#ifdef UTS_UBUNTU_RELEASE_ABI
	35	#define LTTNG_UBUNTU_VERSION_CODE \
	36	((LINUX_VERSION_CODE << 8) + UTS_UBUNTU_RELEASE_ABI)
	37	#else
	38	#define LTTNG_UBUNTU_VERSION_CODE 0
	39	#endif
	40
	41	#define LTTNG_UBUNTU_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
	42	a_high, b_high, c_high, d_high) \
	43	(LTTNG_UBUNTU_VERSION_CODE >= \
	44	LTTNG_UBUNTU_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
	45	LTTNG_UBUNTU_VERSION_CODE < \
	46	LTTNG_UBUNTU_KERNEL_VERSION(a_high, b_high, c_high, d_high))
	47
	48	/* Debian */
	49
	50	#define LTTNG_DEBIAN_KERNEL_VERSION(a, b, c, d, e, f) \
	51	(((((a) << 16) + ((b) << 8) + (c)) * 1000000ULL) + ((d) * 10000) + ((e) * 100) + (f))
	52
	53	#ifdef DEBIAN_API_VERSION
	54	#define LTTNG_DEBIAN_VERSION_CODE \
	55	((LINUX_VERSION_CODE * 1000000ULL) + DEBIAN_API_VERSION)
	56	#else
	57	#define LTTNG_DEBIAN_VERSION_CODE 0
	58	#endif
	59
	60	#define LTTNG_DEBIAN_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
	61	a_high, b_high, c_high, d_high, e_high, f_high) \
	62	(LTTNG_DEBIAN_VERSION_CODE >= \
	63	LTTNG_DEBIAN_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
	64	LTTNG_DEBIAN_VERSION_CODE < \
	65	LTTNG_DEBIAN_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))
	66
	67	#define LTTNG_RHEL_KERNEL_VERSION(a, b, c, d, e, f) \
	68	(((((a) << 16) + ((b) << 8) + (c)) * 10000000ULL) + ((d) * 10000) + ((e) * 100) + (f))
	69
	70	/* RHEL */
	71
	72	#ifdef RHEL_API_VERSION
	73	#define LTTNG_RHEL_VERSION_CODE \
	74	((LINUX_VERSION_CODE * 10000000ULL) + RHEL_API_VERSION)
	75	#else
	76	#define LTTNG_RHEL_VERSION_CODE 0
	77	#endif
	78
	79	#define LTTNG_RHEL_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
	80	a_high, b_high, c_high, d_high, e_high, f_high) \
	81	(LTTNG_RHEL_VERSION_CODE >= \
	82	LTTNG_RHEL_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
	83	LTTNG_RHEL_VERSION_CODE < \
	84	LTTNG_RHEL_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))
	85
	86	/* SUSE Linux enterprise */
	87
	88	#define LTTNG_SLE_KERNEL_VERSION(a, b, c, d, e, f) \
	89	(((((a) << 16) + ((b) << 8) + (c)) * 10000000ULL) + ((d) * 10000) + ((e) * 100) + (f))
	90
	91	#ifdef SLE_API_VERSION
	92	#define LTTNG_SLE_VERSION_CODE \
	93	((LINUX_VERSION_CODE * 10000000ULL) + SLE_API_VERSION)
	94	#else
	95	#define LTTNG_SLE_VERSION_CODE 0
	96	#endif
	97
	98	#define LTTNG_SLE_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
	99	a_high, b_high, c_high, d_high, e_high, f_high) \
	100	(LTTNG_SLE_VERSION_CODE >= \
	101	LTTNG_SLE_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
	102	LTTNG_SLE_VERSION_CODE < \
	103	LTTNG_SLE_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))
	104
	105	/* Fedora */
	106
	107	#define LTTNG_FEDORA_KERNEL_VERSION(a, b, c, d) \
	108	(((((a) << 16) + ((b) << 8) + (c)) * 10000ULL) + (d))
	109
	110	#ifdef FEDORA_REVISION_VERSION
	111	#define LTTNG_FEDORA_VERSION_CODE \
	112	((LINUX_VERSION_CODE * 10000ULL) + FEDORA_REVISION_VERSION)
	113	#else
	114	#define LTTNG_FEDORA_VERSION_CODE 0
	115	#endif
	116
	117	#define LTTNG_FEDORA_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
	118	a_high, b_high, c_high, d_high) \
	119	(LTTNG_FEDORA_VERSION_CODE >= \
	120	LTTNG_FEDORA_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
	121	LTTNG_FEDORA_VERSION_CODE < \
	122	LTTNG_FEDORA_KERNEL_VERSION(a_high, b_high, c_high, d_high))
	123
	124	/* RT patch */
	125
	126	#define LTTNG_RT_KERNEL_VERSION(a, b, c, d) \
	127	(((a) << 24) + ((b) << 16) + ((c) << 8) + (d))
	128
	129	#ifdef RT_PATCH_VERSION
	130	#define LTTNG_RT_VERSION_CODE \
	131	((LINUX_VERSION_CODE << 8) + RT_PATCH_VERSION)
	132	#else
	133	#define LTTNG_RT_VERSION_CODE 0
	134	#endif
	135
	136	#define LTTNG_RT_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
	137	a_high, b_high, c_high, d_high) \
	138	(LTTNG_RT_VERSION_CODE >= \
	139	LTTNG_RT_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
	140	LTTNG_RT_VERSION_CODE < \
	141	LTTNG_RT_KERNEL_VERSION(a_high, b_high, c_high, d_high))
	142
	143	#endif /* _LTTNG_KERNEL_VERSION_H */