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[S390] cio: Remove CCW_CMD_SUSPEND_RECONN in front of CCW_CMD_SET_PGID. 

CCW_CMD_SUSPEND_RECONN causes a system hang if the cable of a
reserved DASD is disconnected and connected again.

Signed-off-by: Michael Ernst <mernst@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Michael Ernst 2008-05-15 16:52:29 +02:00 committed by Martin Schwidefsky
parent 8f40f672e6
commit 32aff5732a
1 changed files with 3 additions and 9 deletions
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12
drivers/s390/cio/device_pgid.c
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@ -243,16 +243,10 @@ __ccw_device_do_pgid(struct ccw_device *cdev, __u8 func)
/* Setup sense path group id channel program. */
cdev->private->pgid[0].inf.fc = func;
ccw = cdev->private->iccws;
if (!cdev->private->flags.pgid_single) {
cdev->private->pgid[0].inf.fc |= SPID_FUNC_MULTI_PATH;
ccw->cmd_code = CCW_CMD_SUSPEND_RECONN;
ccw->cda = 0;
ccw->count = 0;
ccw->flags = CCW_FLAG_SLI | CCW_FLAG_CC;
ccw++;
} else
if (cdev->private->flags.pgid_single)
cdev->private->pgid[0].inf.fc |= SPID_FUNC_SINGLE_PATH;
else
cdev->private->pgid[0].inf.fc |= SPID_FUNC_MULTI_PATH;
ccw->cmd_code = CCW_CMD_SET_PGID;
ccw->cda = (__u32) __pa (&cdev->private->pgid[0]);
ccw->count = sizeof (struct pgid);