[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>
#include <generated/utsrelease.h>

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