Re: [PATCH 5/6] signals: unify send_sigqueue/send_group_sigqueue completely

[Oleg Nesterov]

On 03/10, Roland McGrath wrote:
>
> Looks fine.  But I'd like a comment on the "ret = 1" case making
> explicit what that magic return case is for and why the value
> matters (to posix_timer_event).

Well, currently this helper is solely used by posix_timer_event(), but despite
the fact it has BUG_ON(!SI_TIMER) it is quite generic, there were patches which
used it for aio.

So I don't think we should document the interaction with posix timers, but OK,
I'll send a small comment update.

Oleg.

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