Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2019-01-03 Thread Honnappa Nagarahalli
> > On Thu, 3 Jan 2019 18:35:31 + > Honnappa Nagarahalli wrote: > > > > > > > > > > > > > > > On Thu, 2018-12-27 at 12:13 +0800, Gavin Hu wrote: > > > > > > > > -- > > > > > > > > - > > > > > > > > > > > > > > > > > > > > > >

Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2019-01-03 Thread Stephen Hemminger
On Thu, 3 Jan 2019 18:35:31 + Honnappa Nagarahalli wrote: > > > > > > > > > > > > On Thu, 2018-12-27 at 12:13 +0800, Gavin Hu wrote: > > > > > > > --- > > > > > > > > > > > > > > > > > > > > > --- > > > > > > > From: Joyce Ko

Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2019-01-03 Thread Honnappa Nagarahalli
> > > > > > > > > > On Thu, 2018-12-27 at 12:13 +0800, Gavin Hu wrote: > > > > > > --- > > > > > > > > > > > > > > > > > > --- > > > > > > From: Joyce Kong > > > > > > > > > > > > The old implementation is unfair, some threads may t

Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2018-12-28 Thread Gavin Hu (Arm Technology China)
> -Original Message- > From: Jerin Jacob Kollanukkaran > Sent: Friday, December 28, 2018 12:39 PM > To: step...@networkplumber.org > Cc: david.march...@redhat.com; chao...@linux.vnet.ibm.com; nd > ; bruce.richard...@intel.com; tho...@monjalon.net; > dev@dpdk.org; Joyce Kong (Arm Technolo

Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2018-12-27 Thread Jerin Jacob Kollanukkaran
On Thu, 2018-12-27 at 15:41 -0800, Stephen Hemminger wrote: > On Thu, 27 Dec 2018 12:08:26 + > Jerin Jacob Kollanukkaran wrote: > > > On Thu, 2018-12-27 at 10:05 +, Gavin Hu (Arm Technology China) > > wrote: > > > > -Original Message- > > > > From: Jerin Jacob Kollanukkaran > > >

Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2018-12-27 Thread Stephen Hemminger
On Thu, 27 Dec 2018 12:08:26 + Jerin Jacob Kollanukkaran wrote: > On Thu, 2018-12-27 at 10:05 +, Gavin Hu (Arm Technology China) > wrote: > > > -Original Message- > > > From: Jerin Jacob Kollanukkaran > > > Sent: Thursday, December 27, 2018 2:58 PM > > > To: Gavin Hu (Arm Technol

Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2018-12-27 Thread Jerin Jacob Kollanukkaran
On Thu, 2018-12-27 at 10:05 +, Gavin Hu (Arm Technology China) wrote: > > -Original Message- > > From: Jerin Jacob Kollanukkaran > > Sent: Thursday, December 27, 2018 2:58 PM > > To: Gavin Hu (Arm Technology China) ; > > dev@dpdk.org > > Cc: david.march...@redhat.com; chao...@linux.vn

Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2018-12-27 Thread Gavin Hu (Arm Technology China)
> -Original Message- > From: Jerin Jacob Kollanukkaran > Sent: Thursday, December 27, 2018 2:58 PM > To: Gavin Hu (Arm Technology China) ; dev@dpdk.org > Cc: david.march...@redhat.com; chao...@linux.vnet.ibm.com; nd > ; bruce.richard...@intel.com; tho...@monjalon.net; Joyce > Kong (Arm T

Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness

2018-12-26 Thread Jerin Jacob Kollanukkaran
On Thu, 2018-12-27 at 12:13 +0800, Gavin Hu wrote: > --- > --- > From: Joyce Kong > > The old implementation is unfair, some threads may take locks > aggressively I think, one issue here is x86 and ppc follows traditional spinlock a