Re: sigqueue code paths

[Robert Elz <kre%munnari.OZ.AU@localhost>]

    Date:        Wed, 20 Jul 2016 21:39:46 -0700
    From:        Charles Cui <charles.cui1984%gmail.com@localhost>
    Message-ID:  <CA+SXE9voYGG-kmEOvXwOcKHbmjP890fXh+iD5zfGP5QKCbza8Q%mail.gmail.com@localhost>

  | In conclusion, you think the signals are consumed
  | at the time of context switch.

No, not just a context switch (that is when one process stops running - on a
cpu - and another replaces it) - but any time that a user process resumes
running in user mode (like when a system call completes, or a device interrupt
is finished).   Context switches are just one of the possibilities.

kre