tree 268c52124c19b379b7f9c32430414acb606699cb
parent 021e1ae3d85a76ce962a300c96813f04ae50c87c
author Oleg Nesterov <oleg@tv-sign.ru> 1209541980 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1209569376 -0700

signals: send_signal: be paranoid about signalfd_notify()

send_signal() shouldn't call signalfd_notify() if it then fails with -EAGAIN.
Harmless, just a paranoid cleanup.

Also remove the comment.  It is obsolete, signalfd_notify() was simplified and
does a simple wakeup.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: Davide Libenzi <davidel@xmailserver.org>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>