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[S390] cio: commit all pmcw changes.

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Sometimes we change the pmcw configuration but don't call msch
to transmit these changes to the channel subsystem.

The patch fixes this by calling cio_commit_config in such cases.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott 2008-12-25 13:39:14 +01:00 committed by Martin Schwidefsky
parent 13952ec12d
commit f444cc0e52
2 changed files with 8 additions and 0 deletions
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6
drivers/s390/cio/device.c
View File

@ -1259,6 +1259,9 @@ static int io_subchannel_probe(struct subchannel *sch)
return 0;
}
io_subchannel_init_fields(sch);
rc = cio_commit_config(sch);
if (rc)
goto out_schedule;
rc = sysfs_create_group(&sch->dev.kobj,
&io_subchannel_attr_group);
if (rc)
@ -1722,6 +1725,9 @@ static int ccw_device_console_enable(struct ccw_device *cdev,
sch->private = cio_get_console_priv();
memset(sch->private, 0, sizeof(struct io_subchannel_private));
io_subchannel_init_fields(sch);
rc = cio_commit_config(sch);
if (rc)
return rc;
sch->driver = &io_subchannel_driver;
/* Initialize the ccw_device structure. */
cdev->dev.parent= &sch->dev;

2
drivers/s390/cio/device_fsm.c
View File

@ -1031,6 +1031,8 @@ void ccw_device_trigger_reprobe(struct ccw_device *cdev)
* paths are valid.
*/
io_subchannel_init_config(sch);
if (cio_commit_config(sch))
return;
/* We should also udate ssd info, but this has to wait. */
/* Check if this is another device which appeared on the same sch. */