[dpdk-dev] [PATCH v2] vhost: avoid iotlb mempool allocation while IOMMU disabled

Maxime Coquelin maxime.coquelin at redhat.com
Wed Feb 3 17:49:20 CET 2021


On 2/2/21 9:38 AM, Wan Junjie wrote:
> If vhost device's IOMMU feature is disabled, iotlb mempool allocation
> is unnecessary.
> Reported-by: Peng He <hepeng.0320 at bytedance.com>
> Signed-off-by: Wan Junjie <wanjunjie at bytedance.com>

Welcome to the community, looking forward for more contributions!

> Reviewed-by: Zhihong Wang <wangzhihong.wzh at bytedance.com>

And welcome back Zhihong! :)

> ---
>  lib/librte_vhost/vhost.c      | 4 ++--
>  lib/librte_vhost/vhost_user.c | 6 +++++-
>  2 files changed, 7 insertions(+), 3 deletions(-)

The patch looks good to me, however this is more an optimization than a
fix. As we are late in the release cycle, I will postpone it to next

Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>


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