While writing interrupt handlers (ISR), which are points
needed to be considered ?

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While writing interrupt handlers (ISR), which are points needed to be considered ?..

Answer / jay

Avoid sleep , use GFP_ATOMIC instead of GFP_KERNEL in kmalloc

Is This Answer Correct ?    13 Yes 1 No

While writing interrupt handlers (ISR), which are points needed to be considered ?..

Answer / rajesh

While writing ISR it is necessary to remember which routine is having high priority

Initialize the stack pointer

Is This Answer Correct ?    10 Yes 2 No

While writing interrupt handlers (ISR), which are points needed to be considered ?..

Answer / baazicha

- Do not issue blocking calls
- Defer as much processing to second level interrupt
handler or BH.

Is This Answer Correct ?    5 Yes 0 No

While writing interrupt handlers (ISR), which are points needed to be considered ?..

Answer / shawn bai

not take too long,actually calling dpc

Is This Answer Correct ?    2 Yes 0 No

While writing interrupt handlers (ISR), which are points needed to be considered ?..

Answer / dinesh

while writing ISR you should have proper knowledge about
it......... - by chandu

Is This Answer Correct ?    1 Yes 4 No

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