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From: Yuanhan Liu <yuanhan.liu@linux.intel.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: dev@dpdk.org, nlaw@brocade.com
Subject: Re: [dpdk-dev] [PATCH] vhost: don't stall if guest is slow
Date: Tue, 8 Dec 2015 10:23:11 +0800	[thread overview]
Message-ID: <20151208022311.GI29571@yliu-dev.sh.intel.com> (raw)
In-Reply-To: <1449535821-12384-1-git-send-email-stephen@networkplumber.org>

On Mon, Dec 07, 2015 at 04:50:21PM -0800, Stephen Hemminger wrote:
> When guest is booting (or any othertime guest is busy) it is possible
> for the small receive ring (256) to get full. If this happens the
> vhost library should just return normally. It's current behavior
> of logging just creates massive log spew/overflow which could even
> act as a DoS attack against host.
> 
> Reported-by: Nathan Law <nlaw@brocade.com>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>

Thanks.

	--yliu

  reply	other threads:[~2015-12-08  2:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-08  0:50 Stephen Hemminger
2015-12-08  2:23 ` Yuanhan Liu [this message]
2015-12-08  2:30   ` Thomas Monjalon
2015-12-08  3:12     ` Yuanhan Liu
2015-12-09 20:02       ` Thomas Monjalon

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