Re: [net-next 01/10] igb: reduce CPU0 latency when updating statistics

2019-01-22 Thread JABLONSKY Jan
On Di, 2018-12-25 at 17:47 +0200, Ido Schimmel wrote: > On Thu, Dec 20, 2018 at 12:56:25PM -0800, Jeff Kirsher wrote: > > This change is based off of the work and suggestion of Jan Jablonsky > > . > > > > The Watchdog workqueue in igb driver is scheduled every 2s for each > > network interface. Th

Re: [net-next 01/10] igb: reduce CPU0 latency when updating statistics

2019-01-07 Thread Yanko Kaneti
On Tue, 2018-12-25 at 17:47 +0200, Ido Schimmel wrote: > On Thu, Dec 20, 2018 at 12:56:25PM -0800, Jeff Kirsher wrote: > > This change is based off of the work and suggestion of Jan Jablonsky > > . > > > > The Watchdog workqueue in igb driver is scheduled every 2s for each > > network interface. T

Re: [net-next 01/10] igb: reduce CPU0 latency when updating statistics

2018-12-25 Thread Ido Schimmel
On Thu, Dec 20, 2018 at 12:56:25PM -0800, Jeff Kirsher wrote: > This change is based off of the work and suggestion of Jan Jablonsky > . > > The Watchdog workqueue in igb driver is scheduled every 2s for each > network interface. That includes updating a statistics protected by > spinlock. Functio

[net-next 01/10] igb: reduce CPU0 latency when updating statistics

2018-12-20 Thread Jeff Kirsher
This change is based off of the work and suggestion of Jan Jablonsky . The Watchdog workqueue in igb driver is scheduled every 2s for each network interface. That includes updating a statistics protected by spinlock. Function igb_update_stats in this case will be protected against preemption. Acco