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40e59a6166
Extends an earlier patch from John Blackwood to more exception handlers that also run on the exception stacks. Expand the use of preempt_conditional_{sti,cli} to all cases where interrupts are to be re-enabled during exception handling while running on an IST stack. Based on original patch from Jan Beulich. Cc: John Blackwood <john.blackwood@ccur.com> Cc: jbeulich@novell.com Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>