Re: [dpdk-dev] [PATCH v2] config: enable packet data prefetch

2020-10-15 Thread Honnappa Nagarahalli
> 15/10/2020 10:23, Liu, Yong: > > From: Honnappa Nagarahalli > > > > > 23/09/2020 03:51, Marvin Liu: > > > > > > Data prefetch instruction can preload data into cpu’s > > > > > > hierarchical cache before data access. Virtualized data paths > > > > > > like virtio utilized this feature for acce

Re: [dpdk-dev] [PATCH v2] config: enable packet data prefetch

2020-10-15 Thread Thomas Monjalon
15/10/2020 10:23, Liu, Yong: > From: Honnappa Nagarahalli > > > > 23/09/2020 03:51, Marvin Liu: > > > > > Data prefetch instruction can preload data into cpu’s hierarchical > > > > > cache before data access. Virtualized data paths like virtio > > > > > utilized this feature for acceleration. Sinc

Re: [dpdk-dev] [PATCH v2] config: enable packet data prefetch

2020-10-15 Thread Liu, Yong
que...@redhat.com; David Christensen > ; Ruifeng Wang ; nd > ; Honnappa Nagarahalli ; > nd > Subject: RE: [dpdk-dev] [PATCH v2] config: enable packet data prefetch > > > > > > > > > 23/09/2020 03:51, Marvin Liu: > > > > Data prefetch instructio

Re: [dpdk-dev] [PATCH v2] config: enable packet data prefetch

2020-10-14 Thread Honnappa Nagarahalli
> > > > 23/09/2020 03:51, Marvin Liu: > > > Data prefetch instruction can preload data into cpu’s hierarchical > > > cache before data access. Virtualized data paths like virtio > > > utilized this feature for acceleration. Since most modern cpus have > > > support prefetch function, we can enabl

Re: [dpdk-dev] [PATCH v2] config: enable packet data prefetch

2020-10-14 Thread Liu, Yong
garaha...@arm.com; David > Christensen ; ruifeng.w...@arm.com > Subject: Re: [dpdk-dev] [PATCH v2] config: enable packet data prefetch > > 23/09/2020 03:51, Marvin Liu: > > Data prefetch instruction can preload data into cpu’s hierarchical > > cache before data access. Virt

Re: [dpdk-dev] [PATCH v2] config: enable packet data prefetch

2020-10-14 Thread Thomas Monjalon
23/09/2020 03:51, Marvin Liu: > Data prefetch instruction can preload data into cpu’s hierarchical > cache before data access. Virtualized data paths like virtio utilized > this feature for acceleration. Since most modern cpus have support > prefetch function, we can enable packet data prefetch as