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authorDon Zickus <dzickus@redhat.com>2012-03-29 16:11:15 -0400
committerIngo Molnar <mingo@kernel.org>2012-04-25 12:43:33 +0200
commit09ee10143658cd021d879ead61ead72a196302b6 (patch)
treeb3f959e343c58f553b1b14c7f81a54b11a25b0dd /arch/x86/kernel/nmi.c
parent625056b65ee9a8b4caf42136e0c844c15e6ec54f (diff)
downloadop-kernel-dev-09ee10143658cd021d879ead61ead72a196302b6.zip
op-kernel-dev-09ee10143658cd021d879ead61ead72a196302b6.tar.gz
watchdog, hpwdt: Remove priority option for NMI callback
The NMI_UNKNOWN bucket only allows for one function to register to it. The reason for that is because only functions which can not determine if the NMI belongs to them or not should register and would like to assume/swallow any NMI they see. As a result it doesn't make sense to let more than one function like this register. In fact, letting a second function fail allows us to know that more than one function is going to swallow NMIs on the current system. This is better than silently being ignored. Therefore hpwdt's priority mechanism doesn't make sense any more. They will be always first on the NMI_UNKNOWN queue, if they register. Removing this parameter cleans up the code and simplifies things for the next patch which changes how nmis are registered. Signed-off-by: Don Zickus <dzickus@redhat.com> Cc: Thomas Mingarelli <thomas.mingarelli@hp.com> Cc: Wim Van Sebroeck <wim@iguana.be> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Link: http://lkml.kernel.org/r/1333051877-15755-2-git-send-email-dzickus@redhat.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/nmi.c')
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