Merge branch 'dev'5.3.0master

1 files changed, 40 insertions, 0 deletions

diff --git a/include/jemalloc/internal/inspect.h b/include/jemalloc/internal/inspect.h
new file mode 100644
index 00000000..65fef51d
--- /dev/null
+++ b/include/jemalloc/internal/inspect.h
@@ -0,0 +1,40 @@
+#ifndef JEMALLOC_INTERNAL_INSPECT_H
+#define JEMALLOC_INTERNAL_INSPECT_H
+
+/*
+ * This module contains the heap introspection capabilities.  For now they are
+ * exposed purely through mallctl APIs in the experimental namespace, but this
+ * may change over time.
+ */
+
+/*
+ * The following two structs are for experimental purposes. See
+ * experimental_utilization_query_ctl and
+ * experimental_utilization_batch_query_ctl in src/ctl.c.
+ */
+typedef struct inspect_extent_util_stats_s inspect_extent_util_stats_t;
+struct inspect_extent_util_stats_s {
+	size_t nfree;
+	size_t nregs;
+	size_t size;
+};
+
+typedef struct inspect_extent_util_stats_verbose_s
+    inspect_extent_util_stats_verbose_t;
+
+struct inspect_extent_util_stats_verbose_s {
+	void *slabcur_addr;
+	size_t nfree;
+	size_t nregs;
+	size_t size;
+	size_t bin_nfree;
+	size_t bin_nregs;
+};
+
+void inspect_extent_util_stats_get(tsdn_t *tsdn, const void *ptr,
+    size_t *nfree, size_t *nregs, size_t *size);
+void inspect_extent_util_stats_verbose_get(tsdn_t *tsdn, const void *ptr,
+    size_t *nfree, size_t *nregs, size_t *size,
+    size_t *bin_nfree, size_t *bin_nregs, void **slabcur_addr);
+
+#endif /* JEMALLOC_INTERNAL_INSPECT_H */