Fix: add RHEL version macros

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

diff --git a/lttng-kernel-version.h b/lttng-kernel-version.h
index 1afdcd34bc942231cfa58c91a91320c9651a8f70..f98a1925e9419bfa6365743d49ecf6a748d7b306 100644 (file)
--- a/lttng-kernel-version.h
+++ b/lttng-kernel-version.h
@@ -73,4 +73,21 @@
                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) \
+       (((a) * (1ULL << 32)) + ((b) << 24) + ((c) << 16) + ((d) << 8) + (e))
+
+#ifdef RHEL_RELEASE_CODE
+#define LTTNG_RHEL_VERSION_CODE \
+       ((LINUX_VERSION_CODE * (1ULL << 16)) + RHEL_RELEASE_CODE)
+#else
+#define LTTNG_RHEL_VERSION_CODE                0
+#endif
+
+#define LTTNG_RHEL_KERNEL_RANGE(a_low, b_low, c_low, d_low, e_low, \
+               a_high, b_high, c_high, d_high, e_high) \
+       (LTTNG_RHEL_VERSION_CODE >= \
+               LTTNG_RHEL_KERNEL_VERSION(a_low, b_low, c_low, d_low, e_low) && \
+               LTTNG_RHEL_VERSION_CODE < \
+               LTTNG_RHEL_KERNEL_VERSION(a_high, b_high, c_high, d_high, e_high))
+
 #endif /* _LTTNG_KERNEL_VERSION_H */