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Commit f444cc0e authored by Sebastian Ott's avatar Sebastian Ott Committed by Martin Schwidefsky
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[S390] cio: commit all pmcw changes. 



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: default avatarSebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 13952ec1

drivers/s390/cio/device.c

+6 −0
Original line number Diff line number Diff line
@@ -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;

drivers/s390/cio/device_fsm.c

+2 −0
Original line number Diff line number Diff line
@@ -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. */