From 1842f2b1847155805f9cc8c834ef4272198b272b Mon Sep 17 00:00:00 2001 From: Cornelia Huck Date: Fri, 12 Oct 2007 16:11:22 +0200 Subject: [S390] cio: Disable channel measurements (cmf) on shutdown/reboot. Disable channel measurements for all ccw devices via the ccw bus's shutdown method. Clear residual cmf related information that may be in the schib when setting up a new subchannel. Signed-off-by: Cornelia Huck Signed-off-by: Martin Schwidefsky --- drivers/s390/cio/device.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/s390/cio/device.c') diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index 7fb271c..eea9b1d 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -21,6 +21,7 @@ #include #include #include /* HZ */ +#include #include "cio.h" #include "cio_debug.h" @@ -1440,6 +1441,7 @@ static void ccw_device_shutdown(struct device *dev) cdev = to_ccwdev(dev); if (cdev->drv && cdev->drv->shutdown) cdev->drv->shutdown(cdev); + disable_cmf(cdev); } struct bus_type ccw_bus_type = { -- cgit v1.1