[GHC] #1520: Use Linux's signalfd() instead of pipe() to deliver signals to the IO manager

[GHC]

#1520: Use Linux's signalfd() instead of pipe() to deliver signals to the IO
manager
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        Reporter:  simonmar          |                Owner:  (none)
            Type:  task              |               Status:  closed
        Priority:  lowest            |            Milestone:  7.6.2
       Component:  Runtime System    |              Version:  6.6.1
      Resolution:  wontfix           |             Keywords:
Operating System:  Linux             |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by RyanGlScott):

 The commit in comment:14 was really intended for #15290.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/1520#comment:15>
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