Re: NAPI wait before enabling irq's [was Re: [Cbe-oss-dev] Spider DMA wrongness]

2006-12-14 Thread Linas Vepstas
On Thu, Dec 14, 2006 at 12:51:14PM -0800, [EMAIL PROTECTED] wrote: > On Thu, 14 Dec 2006, Linas Vepstas wrote: > > >On Wed, Nov 08, 2006 at 07:38:12AM +1100, Benjamin Herrenschmidt wrote: > >> > >>What about Linas patches to do interrupt mitigation with NAPI polling ? > >>That didn't end up workin

Re: NAPI wait before enabling irq's [was Re: [Cbe-oss-dev] Spider DMA wrongness]

2006-12-14 Thread akepner
On Thu, 14 Dec 2006, Linas Vepstas wrote: On Wed, Nov 08, 2006 at 07:38:12AM +1100, Benjamin Herrenschmidt wrote: What about Linas patches to do interrupt mitigation with NAPI polling ? That didn't end up working ? It seems to be "working as designed", which is different than "working as nai

NAPI wait before enabling irq's [was Re: [Cbe-oss-dev] Spider DMA wrongness]

2006-12-14 Thread Linas Vepstas
On Wed, Nov 08, 2006 at 07:38:12AM +1100, Benjamin Herrenschmidt wrote: > > What about Linas patches to do interrupt mitigation with NAPI polling ? > That didn't end up working ? It seems to be "working as designed", which is different than "working as naively expected". For large packets: -- a