[ovs-dev] [PATCH] INSTALL.DPDK: remove issue with QEMU v2.4.0 and dpdkvhostuser

Daniele Di Proietto diproiettod at vmware.com
Fri Mar 11 01:02:53 UTC 2016



On 09/03/2016 06:03, "Mauricio Vasquez B"
<mauricio.vasquezbernal at studenti.polito.it> wrote:

>The patch mentioned in the commit e73b7508fb58 ("INSTALL.DPDK: Mention
>issue with QEMU v2.4.0 & dpdkvhostuser") is present in DPDK v2.2.0,
>then this issue is not valid anymore.
>
>Signed-off-by: Mauricio Vasquez B
><mauricio.vasquezbernal at studenti.polito.it>

Thanks for the update, I've applied this for master and branch-2.5

>---
> INSTALL.DPDK.md | 12 ------------
> 1 file changed, 12 deletions(-)
>
>diff --git a/INSTALL.DPDK.md b/INSTALL.DPDK.md
>index 1fc1b66..9ec8bf6 100644
>--- a/INSTALL.DPDK.md
>+++ b/INSTALL.DPDK.md
>@@ -950,18 +950,6 @@ Restrictions:
>     increased to the desired number of queues. Both DPDK and OVS must be
>     recompiled for this change to take effect.
> 
>-  vHost and QEMU v2.4.0+:
>-  - For versions of QEMU v2.4.0 and later, it is currently not possible
>to
>-    unbind more than one dpdkvhostuser port from the guest kernel driver
>-    without causing the ovs-vswitchd process to crash. If this is a
>requirement
>-    for your use case, it is recommended either to use a version of QEMU
>-    between v2.2.0 and v2.3.1 (inclusive), or alternatively, to apply the
>-    following patch to DPDK and rebuild:
>-    http://dpdk.org/dev/patchwork/patch/7736/
>-    This problem will likely be resolved in Open vSwitch at a later
>date, when
>-    the next release of DPDK (which includes the above patch) is
>available and
>-    integrated into OVS.
>-
> Bug Reporting:
> --------------
> 
>-- 
>1.9.1
>




More information about the dev mailing list