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authorMing Lei <ming.lei@redhat.com>2018-06-24 16:03:26 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2018-06-26 18:53:26 +0200
commitc84b023a4c1461498abf0eda54f60e2fd64a1ca2 (patch)
tree67ebdb69f8d50cd93209e09945474f23e845280f /drivers/scsi/scsi_sysfs.c
parentscsi: sd: Remove a superfluous assignment (diff)
downloadlinux-c84b023a4c1461498abf0eda54f60e2fd64a1ca2.tar.xz
linux-c84b023a4c1461498abf0eda54f60e2fd64a1ca2.zip
scsi: read host_busy via scsi_host_busy()
No functional change. Just introduce scsi_host_busy() and replace the direct read of scsi_host->host_busy with this new API. Cc: Omar Sandoval <osandov@fb.com>, Cc: "Martin K. Petersen" <martin.petersen@oracle.com>, Cc: James Bottomley <james.bottomley@hansenpartnership.com>, Cc: Christoph Hellwig <hch@lst.de>, Cc: Don Brace <don.brace@microsemi.com> Cc: Kashyap Desai <kashyap.desai@broadcom.com> Cc: Mike Snitzer <snitzer@redhat.com> Cc: Hannes Reinecke <hare@suse.de> Cc: Laurence Oberman <loberman@redhat.com> Cc: Bart Van Assche <bart.vanassche@wdc.com> Signed-off-by: Ming Lei <ming.lei@redhat.com> Reviewed-by: Bart Van Assche <bart.vanassche@wdc.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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 7943b762c12d..de122354d09a 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -382,7 +382,7 @@ static ssize_t
show_host_busy(struct device *dev, struct device_attribute *attr, char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
- return snprintf(buf, 20, "%d\n", atomic_read(&shost->host_busy));
+ return snprintf(buf, 20, "%d\n", scsi_host_busy(shost));
}
static DEVICE_ATTR(host_busy, S_IRUGO, show_host_busy, NULL);