From: Thomas Monjalon <thomas@monjalon.net>
To: Pascal Mazon <pascal.mazon@6wind.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] net/tap: fix support for large Rx queues
Date: Mon, 01 May 2017 22:33:22 +0200 [thread overview]
Message-ID: <1615470.AxTd9VR4jW@xps> (raw)
In-Reply-To: <185dca03cb8d8665feef0adcfbe36e51529c4563.1493301089.git.pascal.mazon@6wind.com>
27/04/2017 15:51, Pascal Mazon:
> Rx queues configured with more than 1023 descriptors cause readv() calls to
> fail due to more iovec entries than permitted by the kernel. As a result,
> no packets can be received.
>
> Quietly limit internal Rx queue size to the maximum number of iovec entries
> to fix this issue.
>
> Fixes: 0781f5762cfe ("net/tap: support segmented mbufs")
>
> Signed-off-by: Pascal Mazon <pascal.mazon@6wind.com>
Applied, thanks
prev parent reply other threads:[~2017-05-01 20:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-27 13:51 Pascal Mazon
2017-05-01 20:33 ` Thomas Monjalon [this message]
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