[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 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>

#define LTTNG_KERNEL_VERSION(a, b, c) KERNEL_VERSION(a, b, c)
#define LTTNG_LINUX_VERSION_CODE LINUX_VERSION_CODE

#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,33))
#include <generated/utsrelease.h>
#else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,33)) */
#include <linux/utsrelease.h>
#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_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) \
	(LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(a_low, b_low, c_low) && \
	 LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(a_high, b_high, c_high))

/* Ubuntu */

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

#ifdef UTS_UBUNTU_RELEASE_ABI
#define LTTNG_UBUNTU_VERSION_CODE \
	((LTTNG_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) \
	(((LTTNG_KERNEL_VERSION(a, b, c)) * 1000000ULL) + ((d) * 10000) + ((e) * 100) + (f))

#ifdef DEBIAN_API_VERSION
#define LTTNG_DEBIAN_VERSION_CODE \
	((LTTNG_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) \
	(((LTTNG_KERNEL_VERSION(a, b, c)) * 10000000ULL) + ((d) * 10000) + ((e) * 100) + (f))

/* RHEL */

#ifdef RHEL_API_VERSION
#define LTTNG_RHEL_VERSION_CODE \
	((LTTNG_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) \
	(((LTTNG_KERNEL_VERSION(a, b, c)) * 10000000ULL) + ((d) * 10000) + ((e) * 100) + (f))

#ifdef SLE_API_VERSION
#define LTTNG_SLE_VERSION_CODE \
	((LTTNG_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) \
        (((LTTNG_KERNEL_VERSION(a, b, c)) * 10000ULL) + (d))

#ifdef FEDORA_REVISION_VERSION
#define LTTNG_FEDORA_VERSION_CODE \
        ((LTTNG_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) \
	(((LTTNG_KERNEL_VERSION(a, b, c)) << 8) + (d))

#ifdef RT_PATCH_VERSION
#define LTTNG_RT_VERSION_CODE \
	((LTTNG_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 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	#define LTTNG_KERNEL_VERSION(a, b, c) KERNEL_VERSION(a, b, c)
	16	#define LTTNG_LINUX_VERSION_CODE LINUX_VERSION_CODE
	17
	18	#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,33))
	19	#include <generated/utsrelease.h>
	20	#else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,33)) */
	21	#include <linux/utsrelease.h>
	22	#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,33)) */
	23
	24	/*
	25	* This macro checks if the kernel version is between the two specified
	26	* versions (lower limit inclusive, upper limit exclusive).
	27	*/
	28	#define LTTNG_KERNEL_RANGE(a_low, b_low, c_low, a_high, b_high, c_high) \
	29	(LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(a_low, b_low, c_low) && \
	30	LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(a_high, b_high, c_high))
	31
	32	/* Ubuntu */
	33
	34	#define LTTNG_UBUNTU_KERNEL_VERSION(a, b, c, d) \
	35	(((LTTNG_KERNEL_VERSION(a, b, c)) << 8) + (d))
	36
	37	#ifdef UTS_UBUNTU_RELEASE_ABI
	38	#define LTTNG_UBUNTU_VERSION_CODE \
	39	((LTTNG_LINUX_VERSION_CODE << 8) + UTS_UBUNTU_RELEASE_ABI)
	40	#else
	41	#define LTTNG_UBUNTU_VERSION_CODE 0
	42	#endif
	43
	44	#define LTTNG_UBUNTU_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
	45	a_high, b_high, c_high, d_high) \
	46	(LTTNG_UBUNTU_VERSION_CODE >= \
	47	LTTNG_UBUNTU_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
	48	LTTNG_UBUNTU_VERSION_CODE < \
	49	LTTNG_UBUNTU_KERNEL_VERSION(a_high, b_high, c_high, d_high))
	50
	51	/* Debian */
	52
	53	#define LTTNG_DEBIAN_KERNEL_VERSION(a, b, c, d, e, f) \
	54	(((LTTNG_KERNEL_VERSION(a, b, c)) * 1000000ULL) + ((d) * 10000) + ((e) * 100) + (f))
	55
	56	#ifdef DEBIAN_API_VERSION
	57	#define LTTNG_DEBIAN_VERSION_CODE \
	58	((LTTNG_LINUX_VERSION_CODE * 1000000ULL) + DEBIAN_API_VERSION)
	59	#else
	60	#define LTTNG_DEBIAN_VERSION_CODE 0
	61	#endif
	62
	63	#define LTTNG_DEBIAN_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
	64	a_high, b_high, c_high, d_high, e_high, f_high) \
	65	(LTTNG_DEBIAN_VERSION_CODE >= \
	66	LTTNG_DEBIAN_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
	67	LTTNG_DEBIAN_VERSION_CODE < \
	68	LTTNG_DEBIAN_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))
	69
	70	#define LTTNG_RHEL_KERNEL_VERSION(a, b, c, d, e, f) \
	71	(((LTTNG_KERNEL_VERSION(a, b, c)) * 10000000ULL) + ((d) * 10000) + ((e) * 100) + (f))
	72
	73	/* RHEL */
	74
	75	#ifdef RHEL_API_VERSION
	76	#define LTTNG_RHEL_VERSION_CODE \
	77	((LTTNG_LINUX_VERSION_CODE * 10000000ULL) + RHEL_API_VERSION)
	78	#else
	79	#define LTTNG_RHEL_VERSION_CODE 0
	80	#endif
	81
	82	#define LTTNG_RHEL_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
	83	a_high, b_high, c_high, d_high, e_high, f_high) \
	84	(LTTNG_RHEL_VERSION_CODE >= \
	85	LTTNG_RHEL_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
	86	LTTNG_RHEL_VERSION_CODE < \
	87	LTTNG_RHEL_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))
	88
	89	/* SUSE Linux enterprise */
	90
	91	#define LTTNG_SLE_KERNEL_VERSION(a, b, c, d, e, f) \
	92	(((LTTNG_KERNEL_VERSION(a, b, c)) * 10000000ULL) + ((d) * 10000) + ((e) * 100) + (f))
	93
	94	#ifdef SLE_API_VERSION
	95	#define LTTNG_SLE_VERSION_CODE \
	96	((LTTNG_LINUX_VERSION_CODE * 10000000ULL) + SLE_API_VERSION)
	97	#else
	98	#define LTTNG_SLE_VERSION_CODE 0
	99	#endif
	100
	101	#define LTTNG_SLE_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, f_low, \
	102	a_high, b_high, c_high, d_high, e_high, f_high) \
	103	(LTTNG_SLE_VERSION_CODE >= \
	104	LTTNG_SLE_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low, f_low) && \
	105	LTTNG_SLE_VERSION_CODE < \
	106	LTTNG_SLE_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high, f_high))
	107
	108	/* Fedora */
	109
	110	#define LTTNG_FEDORA_KERNEL_VERSION(a, b, c, d) \
	111	(((LTTNG_KERNEL_VERSION(a, b, c)) * 10000ULL) + (d))
	112
	113	#ifdef FEDORA_REVISION_VERSION
	114	#define LTTNG_FEDORA_VERSION_CODE \
	115	((LTTNG_LINUX_VERSION_CODE * 10000ULL) + FEDORA_REVISION_VERSION)
	116	#else
	117	#define LTTNG_FEDORA_VERSION_CODE 0
	118	#endif
	119
	120	#define LTTNG_FEDORA_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
	121	a_high, b_high, c_high, d_high) \
	122	(LTTNG_FEDORA_VERSION_CODE >= \
	123	LTTNG_FEDORA_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
	124	LTTNG_FEDORA_VERSION_CODE < \
	125	LTTNG_FEDORA_KERNEL_VERSION(a_high, b_high, c_high, d_high))
	126
	127	/* RT patch */
	128
	129	#define LTTNG_RT_KERNEL_VERSION(a, b, c, d) \
	130	(((LTTNG_KERNEL_VERSION(a, b, c)) << 8) + (d))
	131
	132	#ifdef RT_PATCH_VERSION
	133	#define LTTNG_RT_VERSION_CODE \
	134	((LTTNG_LINUX_VERSION_CODE << 8) + RT_PATCH_VERSION)
	135	#else
	136	#define LTTNG_RT_VERSION_CODE 0
	137	#endif
	138
	139	#define LTTNG_RT_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
	140	a_high, b_high, c_high, d_high) \
	141	(LTTNG_RT_VERSION_CODE >= \
	142	LTTNG_RT_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
	143	LTTNG_RT_VERSION_CODE < \
	144	LTTNG_RT_KERNEL_VERSION(a_high, b_high, c_high, d_high))
	145
	146	#endif /* _LTTNG_KERNEL_VERSION_H */