Fix: add missing versions and init call for page_alloc wrapper

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

diff --git a/lttng-kernel-version.h b/lttng-kernel-version.h
index 46ee8ab9da4ff9b141272301f1295e6ee1d2c70a..ac61739b9812eed4771abfb56b254da2e42d5113 100644 (file)
--- a/lttng-kernel-version.h
+++ b/lttng-kernel-version.h
@@ -40,7 +40,7 @@
         LINUX_VERSION_CODE < KERNEL_VERSION(a_high, b_high, c_high))
 
 #define LTTNG_UBUNTU_KERNEL_VERSION(a, b, c, d) \
-       (((a) << 24) + ((b) << 16) + (c << 8) + (d))
+       (((a) << 24) + ((b) << 16) + ((c) << 8) + (d))
 
 #ifdef UTS_UBUNTU_RELEASE_ABI
 #define LTTNG_UBUNTU_VERSION_CODE \
@@ -73,4 +73,38 @@
                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))
+
+#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 */