From: Prerna <saxenap.ltc@gmail.com>
To: qemu-devel@nongnu.org
Cc: "Felipe Franciosi" <felipe@nutanix.com>,
anilkumar.boggarapu@nutanix.com, mst@redhat.com,
"Marc-André Lureau" <marcandre.lureau@gmail.com>,
"Prerna Saxena" <prerna.saxena@nutanix.com>
Subject: Re: [Qemu-devel] [PATCH v3 0/2] vhost-user: Extend protocol to receive replies on any command.
Date: Mon, 25 Jul 2016 12:11:35 +0530 [thread overview]
Message-ID: <CALE=2vux_JX84NLZC45GWnjAXbh+ZZonC6NOUYrvO6LX_QTW2g@mail.gmail.com> (raw)
In-Reply-To: <1467873289-14220-1-git-send-email-saxenap.ltc@gmail.com>
On Thu, Jul 7, 2016 at 12:04 PM, Prerna Saxena <saxenap.ltc@gmail.com>
wrote:
> From: Prerna Saxena <prerna.saxena@nutanix.com>
>
> The current vhost-user protocol requires the client to send responses to
> only a
> few commands. For the remaining commands, it is impossible for QEMU to
> know the
> status of the requested operation -- ie, did it succeed? If so, by what
> time?
>
> This is inconvenient, and can also lead to races. As an example:
> [..snip..]
>
> References:
> v1 : https://lists.gnu.org/archive/html/qemu-devel/2016-06/msg07152.html
> v2 : https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg00048.html
>
>
> Prerna Saxena (2):
> vhost-user: Introduce a new protocol feature REPLY_ACK.
> vhost-user: Attempt to fix a race with set_mem_table.
>
> docs/specs/vhost-user.txt | 44 +++++++++++++++
> hw/virtio/vhost-user.c | 133
> ++++++++++++++++++++++++++++++----------------
> 2 files changed, 130 insertions(+), 47 deletions(-)
>
>
Ping !
Michael, MarcAndre, Did you have a chance to look at this patch series?
Regards,
Prerna
next prev parent reply other threads:[~2016-07-25 6:41 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-07 6:34 [Qemu-devel] [PATCH v3 0/2] vhost-user: Extend protocol to receive replies on any command Prerna Saxena
2016-07-07 6:34 ` [Qemu-devel] [PATCH v3 1/2] vhost-user: Introduce a new protocol feature REPLY_ACK Prerna Saxena
2016-07-07 6:34 ` [Qemu-devel] [PATCH v3 2/2] vhost-user: Attempt to fix a race with set_mem_table Prerna Saxena
2016-07-25 6:41 ` Prerna [this message]
2016-07-25 10:27 ` [Qemu-devel] [PATCH v3 0/2] vhost-user: Extend protocol to receive replies on any command Marc-André Lureau
2016-07-25 10:34 ` Prerna Saxena
2016-07-27 4:21 ` Michael S. Tsirkin
2016-07-27 10:00 ` Prerna Saxena
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