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Assume that the following code is the only code in the system that uses the variable i Sha redDevi ceXData. The routine vGetDataFromDevi ceX is
Assume that the following code is the only code in the system that uses the variable i Sha redDevi ceXData. The routine vGetDataFromDevi ceX is an interrupt routine. Now suppose that instead of disabling all interrupts in: vTas kZ as shown below, we disable only the device X interrupt allowing all other interrupts. Will this still protect the i Sha red Devi ceXData variable? If not, why not? If so what are the advantages if any and disadvantages if any of doing this compared to disabling all interrupts?
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