- From: Calin A. Culianu <calin_at_ajvar.org>
- Date: Thu, 26 Jan 2006 11:31:42 -0500 (EST)
On Wed, 25 Jan 2006, Frank Mori Hess wrote: > On Tuesday 24 January 2006 09:08 pm, Calin A. Culianu wrote: > >> So you are basically describing it as: A pended (to Linux) interrupt >> will be masked out until it is serviced by linux (otherwise you get >> infinite calls to the rt handler)... thus priority inverting the RT ISR >> you actually want to run...? > > Yes. Ouch. That really is bad if you want to keep latency low. I am glad I am sticking to dedicated interrupts in my applications here. Priority inversion for ISRs would really put a wrench in the works for us.. Hey thanks for clearing this up for me! -Calin
Received on 2006-01-26Z16:31:42