Add flag ODPH_RING_NO_LIST to ring to not link it to linked list.
Signed-off-by: Maxim Uvarov <[email protected]>
---
helper/include/odp/helper/ring.h | 21 +++++++++++++--------
helper/ring.c | 3 ++-
2 files changed, 15 insertions(+), 9 deletions(-)
diff --git a/helper/include/odp/helper/ring.h b/helper/include/odp/helper/ring.h
index 5e640a7..541a466 100644
--- a/helper/include/odp/helper/ring.h
+++ b/helper/include/odp/helper/ring.h
@@ -155,14 +155,19 @@ typedef struct odph_ring {
void *ring[0] ODP_ALIGNED_CACHE;
} odph_ring_t;
-
-#define ODPH_RING_F_SP_ENQ 0x0001 /* The default enqueue is
"single-producer".*/
-#define ODPH_RING_F_SC_DEQ 0x0002 /* The default dequeue is
"single-consumer".*/
-#define ODPH_RING_SHM_PROC 0x0004 /* If set - ring is visible from different
- processes. Default is thread visible. */
-#define ODPH_RING_QUOT_EXCEED (1 << 31) /* Quota exceed for burst ops */
-#define ODPH_RING_SZ_MASK (unsigned)(0x0fffffff) /* Ring size mask */
-
+/* The default enqueue is "single-producer".*/
+#define ODPH_RING_F_SP_ENQ (1 << 0)
+/* The default dequeue is "single-consumer".*/
+#define ODPH_RING_F_SC_DEQ (1 << 1)
+/* If set - ring is visible from different processes.
+ * Default is thread visible.*/
+#define ODPH_RING_SHM_PROC (1 << 2)
+ /* Do not link ring to linked list. */
+#define ODPH_RING_NO_LIST (1 << 3)
+/* Quota exceed for burst ops */
+#define ODPH_RING_QUOT_EXCEED (1 << 31)
+/* Ring size mask */
+#define ODPH_RING_SZ_MASK (unsigned)(0x0fffffff)
/**
* Create a new ring named *name* in memory.
diff --git a/helper/ring.c b/helper/ring.c
index 844abf7..e113606 100644
--- a/helper/ring.c
+++ b/helper/ring.c
@@ -199,7 +199,8 @@ odph_ring_create(const char *name, unsigned count, unsigned
flags)
r->prod.tail = 0;
r->cons.tail = 0;
- TAILQ_INSERT_TAIL(&odp_ring_list, r, next);
+ if (!(flags & ODPH_RING_NO_LIST))
+ TAILQ_INSERT_TAIL(&odp_ring_list, r, next);
} else {
ODPH_ERR("Cannot reserve memory\n");
}
--
1.9.1
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