[dpdk-dev] [PATCH v4 0/2] vhost: packed ring support completion

Tiwei Bie tiwei.bie at intel.com
Fri Nov 2 14:42:00 CET 2018


On Wed, Oct 31, 2018 at 11:26:38AM +0100, Maxime Coquelin wrote:
> In this v4, it restores back to only save last avail index and
> its wrap counter value at get time, and restore both used
> and avail indexes to avail values at set time.
> The change compared to v1 is that wrap counter value is
> saved into bit 15, so that it is consistent with the event
> suppression structure format.
> 
> Initial series ading packed ring layout support to the
> vhost library was missing the save and restore of the
> wrap counters and indexs on vring base requests used for
> migration.
> 
> First patch saves/restores the used and avail indexes and their
> wrap counters values into/from the vring state num field.
> 
> Maxime Coquelin (2):
>   vhost: add packed ring support to vring base requests
>   vhost: advertize packed ring layout support
> 
>  lib/librte_vhost/vhost.h      |  3 ++-
>  lib/librte_vhost/vhost_user.c | 40 +++++++++++++++++++++++++++++------
>  2 files changed, 36 insertions(+), 7 deletions(-)
> 
> -- 
> 2.17.2
> 

Reviewed-by: Tiwei Bie <tiwei.bie at intel.com>

Thanks!


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