Re: [LKG_INDIA] Bottom half query

[Venkat Pitta <venkatpitta@xxxxxxxxx>]

--- tousanjay <tousanjay@xxxxxxxxxxx> wrote:

> 
> 
> Hi all
> In LKD book on page 67 under heading "Top Halves
> Versus Bottom Halves"
> it is written that:
>     "The bottom half runs later, at a more
> convenient time, with all
> interrupts disabled-..."
yes
> 
>    Is the above statement correct? I guess the
> bottome halves run with
> all interrupts enabled.
but in the same paragraph, it is also mentioned **The
interrupt handler is top half--it is run immediately
upon receiving the interrupt and performs only the
work that is time critical, such as acknowledging
receipt of interrupt or resetting the hardware.**. i
suggest you provide support for your guess. that
should help us get a clearer understanding of the
issue
> Please correct me.
> 
> Thanks and Regards
> Sanjay
> 
> 
> 
> 
> 
>  
> Yahoo! Groups Links
> 
> 
>     lkg_india-unsubscribe@xxxxxxxxxxxxxxx
> 
>  
> 
> 
> 
> 



		
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