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[S390] convert etr/stp to stop_machine interface
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Thu, 25 Dec 2008 12:38:37 +0000 (13:38 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 25 Dec 2008 12:38:55 +0000 (13:38 +0100)
This converts the etr and stp code to the new stop_machine interface
which allows to synchronize all cpus without allocating any memory.
This way we get rid of the only reason why we haven't converted s390
to the generic IPI interface yet.

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

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