From: Ferruh Yigit <ferruh.yigit@amd.com>
To: Chaoyong He <chaoyong.he@corigine.com>, dev@dpdk.org
Cc: oss-drivers@corigine.com,
Richard Donkin <richard.donkin@corigine.com>,
stable@dpdk.org
Subject: Re: [PATCH] net/nfp: fix length comparison for max DMA length
Date: Sat, 11 Feb 2023 00:53:51 +0000 [thread overview]
Message-ID: <f6d9b785-efc7-f789-0959-d0b9137334cb@amd.com> (raw)
In-Reply-To: <20230203022328.15674-1-chaoyong.he@corigine.com>
On 2/3/2023 2:23 AM, Chaoyong He wrote:
> From: Richard Donkin <richard.donkin@corigine.com>
>
> The DMA transfer length is allowed to be as large as
> NFDK_TX_MAX_DATA_PER_HEAD. The existing check would not allow a simple-
> type descriptor to be created for a packet of size
> NFDK_TX_MAX_DATA_PER_HEAD, but it would also not enable gather-type
> descriptors to be created correctly later.
>
> Change the limit of simple-type descriptors to include packets of size
> NFDK_TX_MAX_DATA_PER_HEAD.
>
> In practice this fixes traffic with packets of size 4096. Previously
> such packets would not be transmitted correctly.
>
> Fixes: c73dced48c8c ("net/nfp: add NFDk Tx")
> Cc: stable@dpdk.org
>
> Signed-off-by: Richard Donkin <richard.donkin@corigine.com>
> Reviewed-by: Chaoyong He <chaoyong.he@corigine.com>
Applied to dpdk-next-net/main, thanks.
prev parent reply other threads:[~2023-02-11 0:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-03 2:23 Chaoyong He
2023-02-11 0:53 ` Ferruh Yigit [this message]
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