X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Fcoverage.c;h=cc17e342a434fc6f7909016556a759c411c7dba1;hb=003ce655b7116d18c86a74c50391e54990346931;hp=80316ef78a6cafa775d648ec7f37cfb74be687f8;hpb=bc0d88eece4d6f0a5703d59102a7cf8f1f8c7372;p=sliver-openvswitch.git

diff --git a/lib/coverage.c b/lib/coverage.c
index 80316ef78..cc17e342a 100644
--- a/lib/coverage.c
+++ b/lib/coverage.c
@@ -29,37 +29,9 @@
 VLOG_DEFINE_THIS_MODULE(coverage);
 
 /* The coverage counters. */
-#if USE_LINKER_SECTIONS
-extern struct coverage_counter *__start_coverage[];
-extern struct coverage_counter *__stop_coverage[];
-#define coverage_counters __start_coverage
-#define n_coverage_counters  (__stop_coverage - __start_coverage)
-#else  /* !USE_LINKER_SECTIONS */
-#define COVERAGE_COUNTER(COUNTER)                                       \
-        DECLARE_EXTERN_PER_THREAD_DATA(unsigned int,                    \
-                                       counter_##COUNTER);              \
-        DEFINE_EXTERN_PER_THREAD_DATA(counter_##COUNTER, 0);            \
-        static unsigned int COUNTER##_count(void)                       \
-        {                                                               \
-            unsigned int *countp = counter_##COUNTER##_get();           \
-            unsigned int count = *countp;                               \
-            *countp = 0;                                                \
-            return count;                                               \
-        }                                                               \
-        extern struct coverage_counter counter_##COUNTER;               \
-        struct coverage_counter counter_##COUNTER                       \
-            = { #COUNTER, COUNTER##_count, 0 };
-#include "coverage.def"
-#undef COVERAGE_COUNTER
-
-extern struct coverage_counter *coverage_counters[];
-struct coverage_counter *coverage_counters[] = {
-#define COVERAGE_COUNTER(NAME) &counter_##NAME,
-#include "coverage.def"
-#undef COVERAGE_COUNTER
-};
-#define n_coverage_counters ARRAY_SIZE(coverage_counters)
-#endif  /* !USE_LINKER_SECTIONS */
+static struct coverage_counter **coverage_counters = NULL;
+static size_t n_coverage_counters = 0;
+static size_t allocated_coverage_counters = 0;
 
 static struct ovs_mutex coverage_mutex = OVS_MUTEX_INITIALIZER;
 
@@ -73,6 +45,18 @@ static void coverage_read(struct svec *);
 static unsigned int coverage_array_sum(const unsigned int *arr,
                                        const unsigned int len);
 
+/* Registers a coverage counter with the coverage core */
+void
+coverage_counter_register(struct coverage_counter* counter)
+{
+    if (n_coverage_counters >= allocated_coverage_counters) {
+        coverage_counters = x2nrealloc(coverage_counters,
+                                       &allocated_coverage_counters,
+                                       sizeof(struct coverage_counter*));
+    }
+    coverage_counters[n_coverage_counters++] = counter;
+}
+
 static void
 coverage_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED,
                      const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED)
@@ -255,7 +239,7 @@ coverage_read(struct svec *lines)
         }
     }
 
-    svec_add_nocopy(lines, xasprintf("%zu events never hit", n_never_hit));
+    svec_add_nocopy(lines, xasprintf("%"PRIuSIZE" events never hit", n_never_hit));
     free(totals);
 }