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[Daniel van Vugt <daniel.van.vugt@xxxxxxxxxxxxx>]

XMir 1.0 (the old Xorg extension) is now deprecated and is not being
maintained or fixed. It is replaced by the new 'Xmir' binary (package
'xmir') introduced in Ubuntu 15.10 wily.

** Changed in: xorg-server (Ubuntu)
       Status: Incomplete => Won't Fix

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https://bugs.launchpad.net/bugs/1216522

Title:
  XMir hung in xf86CrtcSetModeTransform()

Status in xorg-server package in Ubuntu:
  Won't Fix

Bug description:
  Using the latest ppa:mir-team/qa-testing2 multimonitor was working
  very nicely for a few minutes, but then the X server hung:

  #0  pthread_cond_wait@@GLIBC_2.3.2 ()
      at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  185	in ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
  #0  pthread_cond_wait@@GLIBC_2.3.2 ()
      at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  #1  0x00007f2a1143d1ec in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
  #2  0x00007f2a12064e6b in MirWaitHandle::wait_for_all() ()
     from /usr/lib/x86_64-linux-gnu/libmirclient.so.2
  #3  0x00007f2a122a0291 in ?? ()
     from /usr/lib/xorg/modules/extensions/libxmir.so
  #4  0x00007f2a15bf17fa in xf86CrtcSetModeTransform ()
  #5  0x00007f2a15bfad26 in ?? ()
  #6  0x00007f2a15c37cba in RRCrtcSet ()
  #7  0x00007f2a15c39108 in ProcRRSetCrtcConfig ()
  #8  0x00007f2a15b7cfce in ?? ()
  #9  0x00007f2a15b6c52a in ?? ()
  #10 0x00007f2a13864de5 in __libc_start_main (main=0x7f2a15b6c160, argc=11,
      ubp_av=0x7fff53642628, init=<optimised out>, fini=<optimised out>,
      rtld_fini=<optimised out>, stack_end=0x7fff53642618) at libc-start.c:260
  #11 0x00007f2a15b6c86f in _start ()

  ii  xserver-common                            2:1.14.2.901-2ubuntu3+xmirMM13                         all          common files used by various X servers
  ii  xserver-xephyr                            2:1.14.2.901-2ubuntu3+xmirMM13                         amd64        nested X server
  ii  xserver-xorg-core                         2:1.14.2.901-2ubuntu3+xmirMM13                         amd64        Xorg X server - core server
  ii  xserver-xorg-video-intel                  2:2.21.14-4ubuntu2+xmirMM6                             amd64        X.Org X server -- Intel i8xx, i9xx display driver
  ii  xserver-xorg-video-nouveau                1:1.0.8-0ubuntu3+xmirMM2                               amd64        X.Org X server -- Nouveau display driver
  ii  xserver-xorg-xmir                         2:1.14.2.901-2ubuntu3+xmirMM13                         amd64        Xorg - the X.Org X server (module for running nested in Mir)

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