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[SCSI] scsi_dh: create sysfs file, dh_state for all SCSI disk devices

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Create the sysfs file, dh_state even if the new SCSI device is not
in the any of the device handler's internal lists.

Signed-Off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Acked-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Chandra Seetharaman 2009-09-11 10:20:35 -07:00 committed by James Bottomley
parent cd7560cb69
commit 5917290ce9
1 changed files with 4 additions and 7 deletions
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11
drivers/scsi/device_handler/scsi_dh.c
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@ -304,18 +304,15 @@ static int scsi_dh_notifier(struct notifier_block *nb,
sdev = to_scsi_device(dev);
if (action == BUS_NOTIFY_ADD_DEVICE) {
err = device_create_file(dev, &scsi_dh_state_attr);
/* don't care about err */
devinfo = device_handler_match(NULL, sdev);
if (!devinfo)
goto out;
err = scsi_dh_handler_attach(sdev, devinfo);
if (!err)
err = device_create_file(dev, &scsi_dh_state_attr);
if (devinfo)
err = scsi_dh_handler_attach(sdev, devinfo);
} else if (action == BUS_NOTIFY_DEL_DEVICE) {
device_remove_file(dev, &scsi_dh_state_attr);
scsi_dh_handler_detach(sdev, NULL);
}
out:
return err;
}