From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Yongseok Koh <yskoh@mellanox.com>
Cc: dev@dpdk.org, adrien.mazarguil@6wind.com, nelio.laranjeiro@6wind.com
Subject: Re: [dpdk-dev] [PATCH v2 1/2] net/mlx5: add enhanced multi-packet send for ConnectX-5
Date: Wed, 15 Mar 2017 14:28:01 +0000 [thread overview]
Message-ID: <cefea552-45ae-03c3-6520-ce3583c8a606@intel.com> (raw)
In-Reply-To: <20170310231334.2457-2-yskoh@mellanox.com>
On 3/10/2017 11:13 PM, Yongseok Koh wrote:
> ConnectX-5 supports enhanced version of multi-packet send (MPS). An MPS Tx
> descriptor can carry multiple packets either by including pointers of
> packets or by inlining packets. Inlining packet data can be helpful to
> better utilize PCIe bandwidth. In addition, Enhanced MPS supports hybrid
> mode - mixing inlined packets and pointers in a descriptor. This feature is
> enabled by default if supported by HW.
>
> Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
<...>
> + uintptr_t addr;
<...>
> + addr = htonll(addr);
> + *dseg = (rte_v128u32_t) {
> + htonl(length),
> + txq_mp2mr(txq, txq_mb2mp(buf)),
> + addr,
> + addr >> 32,
This creates build error for 32bit target:
...drivers/net/mlx5/mlx5_rxtx.c: In function ‘mlx5_tx_burst_empw’:
...drivers/net/mlx5/mlx5_rxtx.c:1630:10:
error: right shift count >= width of type [-Werror=shift-count-overflow]
addr >> 32,
^~
next prev parent reply other threads:[~2017-03-15 14:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-10 23:13 [dpdk-dev] [PATCH v2 0/2] " Yongseok Koh
2017-03-10 23:13 ` [dpdk-dev] [PATCH v2 1/2] " Yongseok Koh
2017-03-15 7:28 ` Shahaf Shuler
2017-03-15 10:39 ` Nélio Laranjeiro
2017-03-15 10:44 ` Nélio Laranjeiro
2017-03-15 14:28 ` Ferruh Yigit [this message]
2017-03-10 23:13 ` [dpdk-dev] [PATCH v2 2/2] doc: update PMD options for mlx5 Yongseok Koh
2017-03-15 7:30 ` Shahaf Shuler
2017-03-15 23:55 ` [dpdk-dev] [PATCH v3 0/2] net/mlx5: add enhanced multi-packet send for ConnectX-5 Yongseok Koh
2017-03-15 23:55 ` [dpdk-dev] [PATCH v3 1/2] " Yongseok Koh
2017-03-15 23:55 ` [dpdk-dev] [PATCH v3 2/2] doc: update PMD options for mlx5 Yongseok Koh
2017-03-16 0:01 ` [dpdk-dev] [PATCH v3 0/2] net/mlx5: add enhanced multi-packet send for ConnectX-5 Yongseok Koh
2017-03-16 13:47 ` Ferruh Yigit
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