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examples/vhost: fix calculation of mbuf count

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When calculating 'nr_mbufs_per_core', 'MAX_PKT_BURST' was mutiplied
twice. Fix it by removing one of them.

Fixes: bdb19b771e6f ("examples/vhost: fix mbuf allocation failure")
Cc: stable@dpdk.org

Signed-off-by: Yong Wang <wang.yong19@zte.com.cn>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
This commit is contained in:
Yong Wang 2017-01-11 22:52:17 -05:00 committed by Yuanhan Liu
parent 1ce3c7fe14
commit 12ee45a362
1 changed files with 1 additions and 1 deletions
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2
examples/vhost/main.c
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@ -1393,7 +1393,7 @@ create_mbuf_pool(uint16_t nr_port, uint32_t nr_switch_core, uint32_t mbuf_size,
mtu = 64 * 1024;
nr_mbufs_per_core = (mtu + mbuf_size) * MAX_PKT_BURST /
(mbuf_size - RTE_PKTMBUF_HEADROOM) * MAX_PKT_BURST;
(mbuf_size - RTE_PKTMBUF_HEADROOM);
nr_mbufs_per_core += nr_rx_desc;
nr_mbufs_per_core = RTE_MAX(nr_mbufs_per_core, nr_mbuf_cache);