Cleanup: remove trailing whitespaces at EOL

[urcu.git] / urcu / arch / generic.h

diff --git a/urcu/arch/generic.h b/urcu/arch/generic.h
index 5ec3a114763e458869a62d2518a1cf9dc2ce7050..e53ac564d5753216bd6400829deae651c03cf409 100644 (file)
--- a/urcu/arch/generic.h
+++ b/urcu/arch/generic.h
@@ -23,6 +23,7 @@
 
 #include <urcu/compiler.h>
 #include <urcu/config.h>
+#include <urcu/syscall-compat.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -61,7 +62,7 @@ extern "C" {
 /*
  * Architectures without cache coherency need something like the following:
  *
- * #define cmm_mc()    arch_cache_flush() 
+ * #define cmm_mc()    arch_cache_flush()
  * #define cmm_rmc()   arch_cache_flush_read()
  * #define cmm_wmc()   arch_cache_flush_write()
  *
@@ -149,6 +150,22 @@ extern "C" {
 #define caa_cpu_relax()                cmm_barrier()
 #endif
 
+#ifndef HAS_CAA_GET_CYCLES
+#define HAS_CAA_GET_CYCLES
+typedef unsigned long long cycles_t;
+
+static inline cycles_t caa_get_cycles (void)
+{
+       cycles_t thetime;
+       struct timeval tv;
+
+       if (gettimeofday(&tv, NULL) != 0)
+               return 0;
+       thetime = ((cycles_t)tv.tv_sec) * 1000000ULL + ((cycles_t)tv.tv_usec);
+       return (cycles_t)thetime;
+}
+#endif /* HAS_CAA_GET_CYCLES */
+
 #ifdef __cplusplus
 }
 #endif