Port ring buffer to userspace, part 1

[lttng-ust.git] / include / ust / core.h

diff --git a/include/ust/core.h b/include/ust/core.h
index eee405dd4c27a46d743eecb625daaed5c144f065..8c1c490eedde18b0615741ee1ec1a9773c0589ab 100644 (file)
--- a/include/ust/core.h
+++ b/include/ust/core.h
@@ -82,7 +82,25 @@ static inline long IS_ERR(const void *ptr)
 
 /* MALLOCATION */
 
-#define zmalloc(s) calloc(1, s)
+#include <stdlib.h>
+
+static inline
+void *zmalloc(size_t len)
+{
+       return calloc(1, len);
+}
+
+static inline
+void *malloc_align(size_t len)
+{
+       return malloc(ALIGN(len, CAA_CACHE_LINE_SIZE));
+}
+
+static inline
+void *zmalloc_align(size_t len)
+{
+       return calloc(1, ALIGN(len, CAA_CACHE_LINE_SIZE));
+}
 
 /* MATH */
 
@@ -110,4 +128,12 @@ static __inline__ int get_count_order(unsigned int count)
         const typeof( ((type *)0)->member ) *__mptr = (ptr);    \
         (type *)( (char *)__mptr - offsetof(type,member) );})
 
+#ifndef inline_memcpy
+#define inline_memcpy memcpy
+#endif
+
+#ifndef __same_type
+#define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b))
+#endif
+
 #endif /* UST_CORE_H */