[S390] cio: notify drivers of channel path events
authorSebastian Ott <sebott@linux.vnet.ibm.com>
Mon, 25 Oct 2010 14:10:34 +0000 (16:10 +0200)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Mon, 25 Oct 2010 14:10:19 +0000 (16:10 +0200)
commit585b954e1f2fa325d425b0786e4525ac7c9ae575
treee79174793782e81820c7f6896284f7e341bf9e9d
parenteb4f5d93d70458ea644e0f46737f0bcf87280e83
[S390] cio: notify drivers of channel path events

This patch adds a notification mechanism to inform ccw drivers
about changes to channel paths, which occured while the device
is online.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/ccwdev.h
drivers/s390/cio/device.c
drivers/s390/cio/device_fsm.c
drivers/s390/cio/device_pgid.c
drivers/s390/cio/io_sch.h