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[S390] ftrace: dont trace machine check handler
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Thu, 26 Mar 2009 14:23:59 +0000 (15:23 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 26 Mar 2009 14:24:09 +0000 (15:24 +0100)
The ftrace code is currently not reentrant, so we better don't trace
our machine check handler. Machine checks are handled like NMIs on s390.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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