Re: [dpdk-dev] [RFC 2/2] drivers/net: use sleep delay by default for intel NICs

2018-09-03 Thread Wiles, Keith
> On Sep 3, 2018, at 4:50 PM, Ilya Maximets wrote: > > On 03.09.2018 18:39, Wiles, Keith wrote: >> >> >>> On Sep 3, 2018, at 4:33 PM, Ilya Maximets wrote: >>> >>> On 03.09.2018 18:14, Wiles, Keith wrote: > On Aug 31, 2018, at 1:45 PM, Ilya Maximets wrote: > > NICs

Re: [dpdk-dev] [RFC 2/2] drivers/net: use sleep delay by default for intel NICs

2018-09-03 Thread Ilya Maximets
On 03.09.2018 18:39, Wiles, Keith wrote: > > >> On Sep 3, 2018, at 4:33 PM, Ilya Maximets wrote: >> >> On 03.09.2018 18:14, Wiles, Keith wrote: >>> >>> On Aug 31, 2018, at 1:45 PM, Ilya Maximets wrote: NICs uses different delays up to a second during their configuration. It

Re: [dpdk-dev] [RFC 2/2] drivers/net: use sleep delay by default for intel NICs

2018-09-03 Thread Wiles, Keith
> On Sep 3, 2018, at 4:33 PM, Ilya Maximets wrote: > > On 03.09.2018 18:14, Wiles, Keith wrote: >> >> >>> On Aug 31, 2018, at 1:45 PM, Ilya Maximets wrote: >>> >>> NICs uses different delays up to a second during their >>> configuration. It makes no sense to busy-wait so long wasting >>> C

Re: [dpdk-dev] [RFC 2/2] drivers/net: use sleep delay by default for intel NICs

2018-09-03 Thread Ilya Maximets
On 03.09.2018 18:14, Wiles, Keith wrote: > > >> On Aug 31, 2018, at 1:45 PM, Ilya Maximets wrote: >> >> NICs uses different delays up to a second during their >> configuration. It makes no sense to busy-wait so long wasting >> CPU cycles and preventing any other threads to execute on the >> same

Re: [dpdk-dev] [RFC 2/2] drivers/net: use sleep delay by default for intel NICs

2018-09-03 Thread Wiles, Keith
> On Aug 31, 2018, at 1:45 PM, Ilya Maximets wrote: > > NICs uses different delays up to a second during their > configuration. It makes no sense to busy-wait so long wasting > CPU cycles and preventing any other threads to execute on the > same CPU core. These busy polling are the rudiments t