From: Yuanhan Liu <yliu@fridaylinux.org>
To: Maxime Coquelin <maxime.coquelin@redhat.com>
Cc: dev@dpdk.org, lei.a.yao@intel.com, mst@redhat.com,
Thomas Monjalon <thomas@monjalon.net>
Subject: Re: [PATCH] vhost: postpone ring addresses translations at kick time only
Date: Mon, 6 Nov 2017 19:58:52 +0800 [thread overview]
Message-ID: <20171106115852.GD12931@yliu-home> (raw)
In-Reply-To: <20171103155235.29869-1-maxime.coquelin@redhat.com>
On Fri, Nov 03, 2017 at 04:52:35PM +0100, Maxime Coquelin wrote:
> If multiple queue pairs are created but all are not used, the
> device is never started, as unused queues aren't enabled and
> their ring addresses aren't translated. The device is changed
> to running state when all rings addresses are translated.
>
> This patch fixes this by postponning rings addresses translation
> at kick time unconditionnaly, VHOST_USER_F_PROTOCOL_FEATURES
> being negotiated or not.
>
> Reported-by: Lei Yao <lei.a.yao@intel.com>
> Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Yuanhan Liu <yliu@fridaylinux.org>
--yliu
next prev parent reply other threads:[~2017-11-06 11:59 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-03 15:52 [PATCH] vhost: postpone ring addresses translations at kick time only Maxime Coquelin
2017-11-03 15:56 ` Maxime Coquelin
2017-11-06 3:26 ` Yao, Lei A
2017-11-06 8:12 ` Maxime Coquelin
2017-11-06 11:58 ` Yuanhan Liu [this message]
2017-11-07 1:28 ` Thomas Monjalon
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