From d7b5a4c94f49131811112526f7d404a50f0b5ca7 Mon Sep 17 00:00:00 2001 From: Cornelia Huck Date: Fri, 8 Dec 2006 15:54:28 +0100 Subject: [S390] Support for disconnected devices reappearing on another subchannel. - create a 'pseudo_subchannel' per channel subsystem (the 'orphanage') - use the orphanage as a shelter for ccw_devices that can't remain on the same subchannel Signed-off-by: Cornelia Huck Cc: Greg KH Signed-off-by: Andrew Morton Signed-off-by: Martin Schwidefsky --- drivers/s390/cio/cio.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/s390/cio/cio.h') diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h index 7e7369b21a9..35154a21035 100644 --- a/drivers/s390/cio/cio.h +++ b/drivers/s390/cio/cio.h @@ -131,6 +131,8 @@ extern int cio_set_options (struct subchannel *, int); extern int cio_get_options (struct subchannel *); extern int cio_modify (struct subchannel *); +int cio_create_sch_lock(struct subchannel *); + /* Use with care. */ #ifdef CONFIG_CCW_CONSOLE extern struct subchannel *cio_probe_console(void); -- cgit v1.2.3