Re: [dpdk-dev] [PATCH] vhost: cache guest/vhost physical address mapping

Thanks, xiaolong. > -Original Message- > From: Ye, Xiaolong > Sent: Monday, March 16, 2020 9:48 PM > To: Liu, Yong > Cc: maxime.coque...@redhat.com; Wang, Zhihong > ; dev@dpdk.org > Subject: Re: [PATCH] vhost: cache guest/vhost physical address mapping > > Hi, Marvin > > On 03/16, Mar

Re: [dpdk-dev] [PATCH] vhost: cache guest/vhost physical address mapping

Hi, Marvin On 03/16, 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 add cached mapping table which will sorted by using >sequence. Address translation will first check cached