#include <linux/kallsyms.h>
#include <wrapper/kallsyms.h>
+#include <lttng-kernel-version.h>
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,7,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,8,0))
+
+/*
+ * wrapper_vmalloc_sync_mappings was removed in v5.8, the vmalloc mappings
+ * are now synchronized when they are created or torn down.
+ */
+static inline
+void wrapper_vmalloc_sync_mappings(void)
+{}
+
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0) \
+ || LTTNG_KERNEL_RANGE(5,5,12, 5,6,0) \
+ || LTTNG_KERNEL_RANGE(5,4,28, 5,5,0) \
+ || LTTNG_KERNEL_RANGE(5,2,37, 5,3,0) \
+ || LTTNG_KERNEL_RANGE(4,19,113, 4,20,0) \
+ || LTTNG_KERNEL_RANGE(4,14,175, 4,15,0) \
+ || LTTNG_KERNEL_RANGE(4,9,218, 4,10,0) \
+ || LTTNG_KERNEL_RANGE(4,4,218, 4,5,0)) \
+ || LTTNG_UBUNTU_KERNEL_RANGE(4,15,18,97, 4,16,0,0) \
+ || LTTNG_UBUNTU_KERNEL_RANGE(5,0,21,48, 5,1,0,0) \
+ || LTTNG_UBUNTU_KERNEL_RANGE(5,3,18,52, 5,4,0,0)
static inline
void wrapper_vmalloc_sync_mappings(void)
}
}
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,7,0)) */
+#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)) */
/*
* Map vmalloc_sync_mappings to vmalloc_sync_all() on kernels before 5.7.
}
}
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,7,0)) */
+#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)) */
#else
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,7,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0) \
+ || LTTNG_KERNEL_RANGE(5,5,12, 5,6,0) \
+ || LTTNG_KERNEL_RANGE(5,4,28, 5,5,0) \
+ || LTTNG_KERNEL_RANGE(5,2,37, 5,3,0) \
+ || LTTNG_KERNEL_RANGE(4,19,113, 4,20,0) \
+ || LTTNG_KERNEL_RANGE(4,14,175, 4,15,0) \
+ || LTTNG_KERNEL_RANGE(4,9,218, 4,10,0) \
+ || LTTNG_KERNEL_RANGE(4,4,218, 4,5,0)) \
+ || LTTNG_UBUNTU_KERNEL_RANGE(4,15,18,97, 4,18,0,0) \
+ || LTTNG_UBUNTU_KERNEL_RANGE(5,0,21,48, 5,1,0,0) \
+ || LTTNG_UBUNTU_KERNEL_RANGE(5,3,18,52, 5,4,0,0)
static inline
void wrapper_vmalloc_sync_mappings(void)
return vmalloc_sync_mappings();
}
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,7,0)) */
+#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)) */
static inline
void wrapper_vmalloc_sync_mappings(void)
return vmalloc_sync_all();
}
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,7,0)) */
+#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)) */
#endif
* Make sure we don't trigger recursive page faults in the
* tracing fast path.
*/
- wrapper_vmalloc_sync_all();
+ wrapper_vmalloc_sync_mappings();
}
return ret;
}