[dpdk-dev] [PATCH v5] virtio: Fix vring entry number issue

Thomas Monjalon thomas.monjalon at 6wind.com
Wed Oct 15 08:34:58 CEST 2014


2014-10-15 11:11, Ouyang Changchun:
>   Fix one issue in virtio TX: it needs one more vring descriptor to hold the virtio
>   header when transmitting packets, it is used later to determine whether to free
>   more entries from used vring.
>   It fixes failing to transmit any packet with 1 segment in the circumstance of only
>   1 descriptor in the vring free list.
> 
> Signed-off-by: Changchun Ouyang <changchun.ouyang at intel.com>
> Reviewed-by: Olivier Matz <olivier.matz at 6wind.com>

Applied

Thanks
-- 
Thomas


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