linux interrupt handler

[paul.cour1 at verizon.net]

thanks, this is so funny for me, because
"wrt" bugged me all weekend, and I could 
not make a match !!!

Sorry for being such a "dorko" ...

paulc



> 
> From: nmeyers at javalinux.net
> Date: 2004/06/14 Mon AM 10:39:10 EDT
> To: paul.cour1 at verizon.net
> CC: discuss at blu.org
> Subject: Re: linux interrupt handler
> 
> On Mon, Jun 14, 2004 at 10:20:28AM -0400, paul.cour1 at verizon.net wrote:
> > I am working on some IRQ handler code, and reading interrupt.h There is an expression "wrt" which I don't seem to be able
> > to decode into a meaningful word (from my vocabulary).
> 
> "with respect to"
> 
> Nathan
> 
> 
> > 
> > 1. In the file interrupt.h there are some comments related to softirqs. Read this snippet and tell me what is inferred 
> > by the reference to "wrt" ...
> > 
> > Comments from interrupt.h
> > 
> >  * If this tasklet is already running on another CPU 
> >  * (or schedule is called
> >  * from tasklet itself), it is rescheduled for later.
> >  * Tasklet is strictly serialized wrt itself, but not  <----here?
> >  * wrt another tasklets. If client needs some intertask
> >  * synchronization, he makes it with spinlocks.
> >  *
> >  */
> > 
> > 
> > 2. Googling around, I find the same expression "wrt" 
> > referenced as below.
> > BlockDev - You do (todo) 
> > Open & Close - Mount & UnMount 
> > request_handler 
> > Loop thro the list of CURRENT requests 
> > Merge clustered request (if you feel so) 
> > Initiate DMA or so if any wrt device & Return  <----- this line ????
> > interrupt_handler 
> > end_request 
> > Call request_handler 
> > 
> > thanks
> > 
> > paulc
> > 
> > _______________________________________________
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> > Discuss at blu.org
> > http://www.blu.org/mailman/listinfo/discuss
> > 
> > 
> 
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