CC: Robert Wojciechowicz <robertx.wojciechow...@intel.com>
Fixes: d555d9bded5f ("netdev-dpdk: Create separate memory pool for each port.")
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
Acked-by: Antonio Fischetti <antonio.fische...@intel.com>
---
lib/netdev-dpdk.c | 18 ++++--------------
1 file changed, 4 insertions(+), 14 deletions(-)
diff --git a/lib/netdev-dpdk.c b/lib/netdev-dpdk.c
index 82f41db..9ceb109 100644
--- a/lib/netdev-dpdk.c
+++ b/lib/netdev-dpdk.c
@@ -89,23 +89,13 @@ static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(5,
20);
#define NETDEV_DPDK_MBUF_ALIGN 1024
#define NETDEV_DPDK_MAX_PKT_LEN 9728
-/* Max and min number of packets in the mempool. OVS tries to allocate a
- * mempool with MAX_NB_MBUF: if this fails (because the system doesn't have
- * enough hugepages) we keep halving the number until the allocation succeeds
- * or we reach MIN_NB_MBUF */
-
-#define MAX_NB_MBUF (4096 * 64)
+/* Min number of packets in the mempool. OVS tries to allocate a mempool with
+ * roughly estimated number of mbufs: if this fails (because the system doesn't
+ * have enough hugepages) we keep halving the number until the allocation
+ * succeeds or we reach MIN_NB_MBUF */
#define MIN_NB_MBUF (4096 * 4)
#define MP_CACHE_SZ RTE_MEMPOOL_CACHE_MAX_SIZE
-/* MAX_NB_MBUF can be divided by 2 many times, until MIN_NB_MBUF */
-BUILD_ASSERT_DECL(MAX_NB_MBUF % ROUND_DOWN_POW2(MAX_NB_MBUF/MIN_NB_MBUF) == 0);
-
-/* The smallest possible NB_MBUF that we're going to try should be a multiple
- * of MP_CACHE_SZ. This is advised by DPDK documentation. */
-BUILD_ASSERT_DECL((MAX_NB_MBUF / ROUND_DOWN_POW2(MAX_NB_MBUF/MIN_NB_MBUF))
- % MP_CACHE_SZ == 0);
-
/*
* DPDK XSTATS Counter names definition
*/
--
2.7.4
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