1 #ifndef _LTTNG_KERNEL_VERSION_H
2 #define _LTTNG_KERNEL_VERSION_H
5 * lttng-kernel-version.h
7 * Contains helpers to check more complex kernel version conditions.
9 * Copyright (C) 2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; only
14 * version 2.1 of the License.
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
26 #include <linux/version.h>
28 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33))
29 #include <generated/utsrelease.h>
30 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) */
31 #include <linux/utsrelease.h>
32 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) */
35 * This macro checks if the kernel version is between the two specified
36 * versions (lower limit inclusive, upper limit exclusive).
38 #define LTTNG_KERNEL_RANGE(a_low, b_low, c_low, a_high, b_high, c_high) \
39 (LINUX_VERSION_CODE >= KERNEL_VERSION(a_low, b_low, c_low) && \
40 LINUX_VERSION_CODE < KERNEL_VERSION(a_high, b_high, c_high))
42 #define LTTNG_UBUNTU_KERNEL_VERSION(a, b, c, d) \
43 (((a) << 24) + ((b) << 16) + (c << 8) + (d))
45 #define LTTNG_UBUNTU_VERSION_CODE \
46 ((LINUX_VERSION_CODE << 8) + UTS_UBUNTU_RELEASE_ABI)
48 #define LTTNG_UBUNTU_KERNEL_RANGE(a_low, b_low, c_low, d_low, \
49 a_high, b_high, c_high, d_high) \
50 (defined(UTS_UBUNTU_RELEASE_ABI) && \
51 LTTNG_UBUNTU_VERSION_CODE >= \
52 LTTNG_UBUNTU_KERNEL_VERSION(a_low, b_low, c_low, d_low) && \
53 LTTNG_UBUNTU_VERSION_CODE < \
54 LTTNG_UBUNTU_KERNEL_VERSION(a_high, b_high, c_high, d_high))
56 #endif /* _LTTNG_KERNEL_VERSION_H */
This page took 0.029444 seconds and 4 git commands to generate.