[haiku-bugs] Re: [Haiku] #8798: PTHREAD_RWLOCK_INITIALIZER macro not defined

  • From: "bonefish" <trac@xxxxxxxxxxxx>
  • Date: Thu, 01 Jun 2017 15:08:21 -0000

#8798: PTHREAD_RWLOCK_INITIALIZER macro not defined
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   Reporter:  cian          |      Owner:  nobody
       Type:  bug           |     Status:  reopened
   Priority:  normal        |  Milestone:  Unscheduled
  Component:  System/POSIX  |    Version:  R1/Development
 Resolution:                |   Keywords:
 Blocked By:                |   Blocking:
Has a Patch:  1             |   Platform:  All
----------------------------+----------------------------

Comment (by bonefish):

 Unfortunately I don't have the time to thoroughly read the patch. From a
 quick glance: Not using a common waiting queue for readers and writers
 means that you can't treat both fairly. In this case it looks like writers
 can overtake waiting readers. As I wrote on the commit mailing list, I'd
 just replace the semaphore by a mutex and leave the implementation
 otherwise unchanged.

--
Ticket URL: <https://dev.haiku-os.org/ticket/8798#comment:15>
Haiku <https://dev.haiku-os.org>
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