Re: [RFC PATCH 2/2] softirq: Per vector thread deferment

2018-01-12 Thread Frederic Weisbecker
On Fri, Jan 12, 2018 at 10:07:25AM +0100, Paolo Abeni wrote: > On Fri, 2018-01-12 at 06:35 +0100, Frederic Weisbecker wrote: > > Some softirq vectors can be more CPU hungry than others. Especially > > networking may sometimes deal with packet storm and need more CPU than > > IRQ tail can offer

Re: [RFC PATCH 2/2] softirq: Per vector thread deferment

2018-01-12 Thread Frederic Weisbecker
On Fri, Jan 12, 2018 at 10:07:25AM +0100, Paolo Abeni wrote: > On Fri, 2018-01-12 at 06:35 +0100, Frederic Weisbecker wrote: > > Some softirq vectors can be more CPU hungry than others. Especially > > networking may sometimes deal with packet storm and need more CPU than > > IRQ tail can offer

Re: [RFC PATCH 2/2] softirq: Per vector thread deferment

2018-01-12 Thread Paolo Abeni
On Fri, 2018-01-12 at 06:35 +0100, Frederic Weisbecker wrote: > Some softirq vectors can be more CPU hungry than others. Especially > networking may sometimes deal with packet storm and need more CPU than > IRQ tail can offer without inducing scheduler latencies. In this case > the current code

Re: [RFC PATCH 2/2] softirq: Per vector thread deferment

2018-01-12 Thread Paolo Abeni
On Fri, 2018-01-12 at 06:35 +0100, Frederic Weisbecker wrote: > Some softirq vectors can be more CPU hungry than others. Especially > networking may sometimes deal with packet storm and need more CPU than > IRQ tail can offer without inducing scheduler latencies. In this case > the current code

Re: [RFC PATCH 2/2] softirq: Per vector thread deferment

2018-01-11 Thread Frederic Weisbecker
On Fri, Jan 12, 2018 at 06:35:54AM +0100, Frederic Weisbecker wrote: > Some softirq vectors can be more CPU hungry than others. Especially > networking may sometimes deal with packet storm and need more CPU than > IRQ tail can offer without inducing scheduler latencies. In this case > the current

Re: [RFC PATCH 2/2] softirq: Per vector thread deferment

2018-01-11 Thread Frederic Weisbecker
On Fri, Jan 12, 2018 at 06:35:54AM +0100, Frederic Weisbecker wrote: > Some softirq vectors can be more CPU hungry than others. Especially > networking may sometimes deal with packet storm and need more CPU than > IRQ tail can offer without inducing scheduler latencies. In this case > the current