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Commit 5917290c authored by Chandra Seetharaman's avatar Chandra Seetharaman Committed by James Bottomley
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[SCSI] scsi_dh: create sysfs file, dh_state for all SCSI disk devices 



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: default avatarChandra Seetharaman <sekharan@us.ibm.com>
Acked-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@suse.de>
parent cd7560cb

drivers/scsi/device_handler/scsi_dh.c

+4 −7
Original line number Diff line number Diff line
@@ -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;



		if (devinfo)

			err = scsi_dh_handler_attach(sdev, devinfo);

		if (!err)

			err = device_create_file(dev, &scsi_dh_state_attr);

	} else if (action == BUS_NOTIFY_DEL_DEVICE) {

		device_remove_file(dev, &scsi_dh_state_attr);

		scsi_dh_handler_detach(sdev, NULL);

	}

out:

	return err;

}