Re: SIGIO, xemacs random crashes on SMP system

To: david%l8s.co.uk@localhost
Subject: Re: SIGIO, xemacs random crashes on SMP system
From: Anthony Mallet <anthony.mallet%useless-ficus.net@localhost>
Date: Thu, 18 Sep 2008 20:01:49 +0200

On Wednesday, at 22:57, David Laight wrote:
| The code to clear DF on signal handler entry was added (to i386 but
| not amd64), but the DF was not restored when the sugnal handler
| returned.
| 
| Christos has fixed 'current' in rev 1.4 of x86/include/psl.h

I can confirm this commit fixed the problem, for my test program as well as for
the original xemacs problem (PR 39521).
Thanks!

References:
- xemacs random crashes on SMP system
  - From: Anthony Mallet
- SIGIO, xemacs random crashes on SMP system
  - From: Anthony Mallet
- Re: SIGIO, xemacs random crashes on SMP system
  - From: Mindaugas Rasiukevicius
- Re: SIGIO, xemacs random crashes on SMP system
  - From: Anthony Mallet
- SIGIO, xemacs random crashes on SMP system
  - From: Anthony Mallet
- Re: SIGIO, xemacs random crashes on SMP system
  - From: Anthony Mallet
- Re: SIGIO, xemacs random crashes on SMP system
  - From: Eric Haszlakiewicz
- Re: SIGIO, xemacs random crashes on SMP system
  - From: Anthony Mallet
- Re: SIGIO, xemacs random crashes on SMP system
  - From: Roy Marples
- Re: SIGIO, xemacs random crashes on SMP system
  - From: David Laight

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