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Fix: rotation thread does not unregister from RCU on init error
[lttng-tools.git]
/
src
/
common
/
macros.h
diff --git
a/src/common/macros.h
b/src/common/macros.h
index 28c21d5b8188ebd786d710cba5c1ceba8132154e..c521aacd5f3df8f582502ce8faa9f29feb1c9063 100644
(file)
--- a/
src/common/macros.h
+++ b/
src/common/macros.h
@@
-79,10
+79,20
@@
void *zmalloc(size_t len)
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
+#ifndef min_t
+#define min_t(type, a, b) ((type) min(a, b))
+#endif
+
#ifndef LTTNG_PACKED
#define LTTNG_PACKED __attribute__((__packed__))
#endif
#ifndef LTTNG_PACKED
#define LTTNG_PACKED __attribute__((__packed__))
#endif
+/*
+ * Align value to the next multiple of align. Returns val if it already is a
+ * multiple of align. Align must be a power of two.
+ */
+#define ALIGN_TO(value, align) ((value + (align - 1)) & ~(align - 1))
+
/*
* LTTNG_HIDDEN: set the hidden attribute for internal functions
* On Windows, symbols are local unless explicitly exported,
/*
* LTTNG_HIDDEN: set the hidden attribute for internal functions
* On Windows, symbols are local unless explicitly exported,
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