[PATCH] s390: common i/o layer
From: Cornelia Huck <cohuck@de.ibm.com> From: Steffen Thoss <thoss@de.ibm.com> common i/o layer changes: - Delay re-registration of a subchannel with a different subchannel id until the ccw device removal triggered from the subchannels remove function has completed. - Fix check when to call unreg_rereg. - Fix get_disc_cdev_by_devno. - Activate the time delay disablement facility. This saves a few cycles in millicode processing. - Don't ifdef reset of busy start time. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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