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| author | Michael Ernst <mernst@de.ibm.com> | 2008-05-15 16:52:29 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-05-15 16:52:37 +0200 |
| commit | 32aff5732a11739e81994b3bcd7a9d0e8b1ea06e (patch) | |
| tree | 62f39dbfbbe618e00099d950b2d418ea6a316db6 /drivers | |
| parent | 8f40f672e6bb071812f61bfbd30efc3fc1263ad1 (diff) | |
| download | linux-32aff5732a11739e81994b3bcd7a9d0e8b1ea06e.tar.gz linux-32aff5732a11739e81994b3bcd7a9d0e8b1ea06e.tar.bz2 linux-32aff5732a11739e81994b3bcd7a9d0e8b1ea06e.zip | |
[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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/s390/cio/device_pgid.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/s390/cio/device_pgid.c b/drivers/s390/cio/device_pgid.c index ba559053402e..5cf7be008e98 100644 --- a/drivers/s390/cio/device_pgid.c +++ b/drivers/s390/cio/device_pgid.c @@ -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); |