[S390] cio: Fix handling of interrupt for csch().
authorCornelia Huck <cornelia.huck@de.ibm.com>
Wed, 4 Apr 2007 12:37:11 +0000 (14:37 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 4 Apr 2007 12:37:39 +0000 (14:37 +0200)
Wipe internal irb if the clear function bit is set before accumulating
bits from the irb in order to follow hardware behaviour.

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

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