diff options
| -rw-r--r-- | drivers/s390/cio/device_pgid.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/s390/cio/device_pgid.c b/drivers/s390/cio/device_pgid.c index 0adac8a6733..757b2706d5a 100644 --- a/drivers/s390/cio/device_pgid.c +++ b/drivers/s390/cio/device_pgid.c @@ -22,6 +22,7 @@ #include "cio_debug.h" #include "css.h" #include "device.h" +#include "ioasm.h" /* * Start Sense Path Group ID helper function. Used in ccw_device_recog @@ -364,8 +365,22 @@ ccw_device_verify_irq(struct ccw_device *cdev, enum dev_event dev_event) void ccw_device_verify_start(struct ccw_device *cdev) { + struct subchannel *sch = to_subchannel(cdev->dev.parent); + cdev->private->flags.pgid_single = 0; cdev->private->iretry = 5; + /* + * Update sch->lpm with current values to catch paths becoming + * available again. + */ + if (stsch(sch->irq, &sch->schib)) { + ccw_device_verify_done(cdev, -ENODEV); + return; + } + sch->lpm = sch->schib.pmcw.pim & + sch->schib.pmcw.pam & + sch->schib.pmcw.pom & + sch->opm; __ccw_device_verify_start(cdev); } |