[dpdk-dev] [PATCH v4 2/2] vhost: binary search address mapping table

Maxime Coquelin maxime.coquelin at redhat.com
Wed Apr 29 13:50:56 CEST 2020



On 4/29/20 3:04 AM, Marvin Liu wrote:
> If Tx zero copy enabled, gpa to hpa mapping table is updated one by
> one. This will harm performance when guest memory backend using 2M
> hugepages. Now utilize binary search to find the entry in mapping
> table, meanwhile set the threshold to 256 entries for linear search.
> 
> Signed-off-by: Marvin Liu <yong.liu at intel.com>

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

Thanks,
Maxime



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