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| author | Ming Lei <ming.lei@redhat.com> | 2021-01-22 03:33:15 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-03-04 23:37:00 +0100 |
| commit | 8278807abd338f2246b6ae8057f2ec61a80a5614 (patch) | |
| tree | a6f22592e6418258cb86e2eff77c29959767bbba /drivers/scsi/scsi_sysfs.c | |
| parent | scsi: megaraid_sas: Replace sdev_busy with local counter (diff) | |
| download | linux-8278807abd338f2246b6ae8057f2ec61a80a5614.tar.xz linux-8278807abd338f2246b6ae8057f2ec61a80a5614.zip | |
scsi: core: Add scsi_device_busy() wrapper
Add scsi_device_busy() helper to prepare drivers for tracking device queue
depth via sbitmap_queue.
Link: https://lore.kernel.org/r/20210122023317.687987-12-ming.lei@redhat.com
Cc: Omar Sandoval <osandov@fb.com>
Cc: Kashyap Desai <kashyap.desai@broadcom.com>
Cc: Sumanesh Samanta <sumanesh.samanta@broadcom.com>
Cc: Ewan D. Milne <emilne@redhat.com>
Tested-by: Sumanesh Samanta <sumanesh.samanta@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/scsi_sysfs.c')
| -rw-r--r-- | drivers/scsi/scsi_sysfs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index b6378c8ca783..0840e44140de 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -670,7 +670,7 @@ sdev_show_device_busy(struct device *dev, struct device_attribute *attr, char *buf) { struct scsi_device *sdev = to_scsi_device(dev); - return snprintf(buf, 20, "%d\n", atomic_read(&sdev->device_busy)); + return snprintf(buf, 20, "%d\n", scsi_device_busy(sdev)); } static DEVICE_ATTR(device_busy, S_IRUGO, sdev_show_device_busy, NULL); |