diff options
| author | Ming Lei <ming.lei@redhat.com> | 2018-06-24 22:03:26 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-06-26 12:53:26 -0400 |
| commit | c84b023a4c1461498abf0eda54f60e2fd64a1ca2 (patch) | |
| tree | 67ebdb69f8d50cd93209e09945474f23e845280f /include/scsi/scsi_host.h | |
| parent | 2b33ab371e026cfcea4cbdf233c6b8776dde9ba8 (diff) | |
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 'include/scsi/scsi_host.h')
| -rw-r--r-- | include/scsi/scsi_host.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index 53b485fe9b67..5ea06d310a25 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -758,6 +758,7 @@ extern void scsi_scan_host(struct Scsi_Host *); extern void scsi_rescan_device(struct device *); extern void scsi_remove_host(struct Scsi_Host *); extern struct Scsi_Host *scsi_host_get(struct Scsi_Host *); +extern int scsi_host_busy(struct Scsi_Host *shost); extern void scsi_host_put(struct Scsi_Host *t); extern struct Scsi_Host *scsi_host_lookup(unsigned short); extern const char *scsi_host_state_name(enum scsi_host_state); |