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SubjectRe: another subtle signals issue

On Wed, 12 Feb 2003, Roland McGrath wrote:
>
> Your patch as is won't fix the ignored-SIG_DFL-interrupts bug in the MT
> case. That is, in __group_send_sig_info if P blocks the signal but some
> other thread does not, then the that thread will get woken up and be
> subject to all those problems.

Yeah. There's another issue too, which is the "preferred thread" thing. We
should probably _prefer_ threads that are interruptible as opposed to
threads that are in disk wait, the same way we prefer threads that are not
stopped. It might improve throughput.

Linus

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