/* delay in seconds between two scans of session/clients tables */
f64 scanner_timeout;
- /* Lock for the timestamp pool */
- clib_rwlock_t ts_lock;
-
/* Index of the scanner process node */
uword scanner_node_index;
u16 refcnt;
} cnat_timestamp_t;
+/* Create the first pool with 1 << CNAT_TS_BASE_SIZE elts */
+#define CNAT_TS_BASE_SIZE (8)
+/* reserve the top CNAT_TS_MPOOL_BITS bits for finding the pool */
+#define CNAT_TS_MPOOL_BITS (6)
+
+typedef struct cnat_timestamp_mpool_t_
+{
+ /* Increasing fixed size pools of timestamps */
+ cnat_timestamp_t *ts_pools[1 << CNAT_TS_MPOOL_BITS];
+ /* Bitmap of pools with free space */
+ uword *ts_free;
+ /* Index of next pool to init */
+ u8 next_empty_pool_idx;
+ /* ts creation lock */
+ clib_spinlock_t ts_lock;
+} cnat_timestamp_mpool_t;
+
typedef struct cnat_node_ctx_
{
f64 now;
extern uword unformat_cnat_ep_tuple (unformat_input_t * input,
va_list * args);
extern uword unformat_cnat_ep (unformat_input_t * input, va_list * args);
-extern cnat_timestamp_t *cnat_timestamps;
-extern fib_source_t cnat_fib_source;
+extern cnat_timestamp_mpool_t cnat_timestamps;
extern cnat_main_t cnat_main;
extern char *cnat_error_strings[];