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3 Commits

Author SHA1 Message Date
Heiko Carstens
e5b8d7553f s390/barrier: make use of fast-bcr facility 
If the kernel gets compiled for at least z196, make use of
the fast-BCR facility.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
 2012-05-16 14:42:45 +02:00
Heiko Carstens
c6f48b0bbe s390/barrier: cleanup barrier functions 
s390 really has no eieio instruction, so get rid of the implied ppc
semantics and in addition change mb() into a function.
Also remove SYNC_OTHER_CORES() since it is unused.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
 2012-05-16 14:42:45 +02:00
David Howells
a0616cdebc Disintegrate asm/system.h for S390 
Disintegrate asm/system.h for S390.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: linux-s390@vger.kernel.org
 2012-03-28 18:30:02 +01:00