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Date: Sat, 29 Jul 2006 18:39:36 -0700 From: Bill Huey (hui) <billh@...ppy.monkey.org> To: Nicholas Miell <nmiell@...cast.net> Cc: Edgar Toernig <froese@....de>, Neil Horman <nhorman@...driver.com>, Jim Gettys <jg@...top.org>, "H. Peter Anvin" <hpa@...or.com>, Dave Airlie <airlied@...il.com>, Segher Boessenkool <segher@...nel.crashing.org>, linux-kernel@...r.kernel.org, a.zummo@...ertech.it, jg@...edesktop.org, Keith Packard <keithp@...thp.com>, Ingo Molnar <mingo@...e.hu>, Steven Rostedt <rostedt@...dmis.org>, "Bill Huey (hui)" <billh@...ppy.monkey.org> Subject: Re: itimer again (Re: [PATCH] RTC: Add mmap method to rtc character driver) On Sat, Jul 29, 2006 at 06:22:59PM -0700, Nicholas Miell wrote: > On Sat, 2006-07-29 at 18:00 -0700, Bill Huey wrote: > > Think edge triggered verse level triggered. Event interfaces in the Linux > > kernel are sort of just that, edge triggered events. What RT folks generally > > want is control over scheduling policies over a particular time period in > > relation to a scheduling policy. A general kernel event interface isn't > ^ Did you mean to say timer here? No, I really ment scheduling. > > going to cut it for those purpose and wasn't design to deal with those cases > > in the first place. > > So you're asking for an automatic (perhaps temporary) change in > scheduling policy when a particular timer expires (or perhaps on > occurrence of other types of events)? > I think Windows automatically boosts the priority of a thread when it > delivers an I/O completion notification, and I'm pretty sure that > Microsoft has a patent related to that. Na, different problem altogether. It's better that'd shut up. bill - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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