On 4/1/20 3:40 PM, Jason Yan wrote:
This code is useless now so remove it.
Cc: Ewan D. Milne <emilne@xxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>,
Cc: Hannes Reinecke <hare@xxxxxxx>
Cc: Bart Van Assche <bvanassche@xxxxxxx>
Cc: Ming Lei <ming.lei@xxxxxxxxxx>
Cc: John Garry <john.garry@xxxxxxxxxx>
Signed-off-by: Jason Yan <yanaijie@xxxxxxxxxx>
---
drivers/scsi/scsi_sysfs.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 163dbcb741c1..6480e27982ab 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -386,15 +386,7 @@ show_host_busy(struct device *dev, struct device_attribute *attr, char *buf)
}
static DEVICE_ATTR(host_busy, S_IRUGO, show_host_busy, NULL);
-static ssize_t
-show_use_blk_mq(struct device *dev, struct device_attribute *attr, char *buf)
-{
- return sprintf(buf, "1\n");
-}
-static DEVICE_ATTR(use_blk_mq, S_IRUGO, show_use_blk_mq, NULL);
-
static struct attribute *scsi_sysfs_shost_attrs[] = {
- &dev_attr_use_blk_mq.attr,
Looks like the removal of a sysfs attribute.
Wouldn't this break user space ABI?
I checked Documentation/ABI/ but could not find this attribute having been
obsolete (but it does not seem testing or stable either).
[linux/Documentation/ABI](0)$ git grep use_blk_mq .
testing/sysfs-block-dm:41:What: /sys/block/dm-<num>/dm/use_blk_mq
&dev_attr_unique_id.attr,
&dev_attr_host_busy.attr,
&dev_attr_cmd_per_lun.attr,
--
Mit freundlichen Gruessen / Kind regards
Steffen Maier
Linux on IBM Z Development
https://www.ibm.com/privacy/us/en/
IBM Deutschland Research & Development GmbH
Vorsitzender des Aufsichtsrats: Matthias Hartmann
Geschaeftsfuehrung: Dirk Wittkopp
Sitz der Gesellschaft: Boeblingen
Registergericht: Amtsgericht Stuttgart, HRB 243294
