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SubjectRe: task-list hacking question
> is there any code that walks the task list (p->prev_task,p->next_task)
> from an IRQ handler or bottom half handler? I've checked the most obvious
> cases, but i see no such code.
> [hmm, i suspect the networking BH might do such things]

Take a look at the SIGIO handling - we send signals to processes within
bottom half handlers.

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