blk-mq: Drop 'reserved' arg of busy_tag_iter_fn

We no longer use the 'reserved' arg in busy_tag_iter_fn for any iter
function so it may be dropped.

Signed-off-by: John Garry <john.garry@huawei.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me> #nvme
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/1657109034-206040-6-git-send-email-john.garry@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

5 files changed, 16 insertions, 30 deletions

diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c
index 940a6deab38f..bd99c5492b7d 100644
--- a/drivers/scsi/aacraid/comminit.c
+++ b/drivers/scsi/aacraid/comminit.c
@@ -272,7 +272,7 @@ static void aac_queue_init(struct aac_dev * dev, struct aac_queue * q, u32 *mem,
 	q->entries = qsize;
 }
 
-static bool wait_for_io_iter(struct scsi_cmnd *cmd, void *data, bool rsvd)
+static bool wait_for_io_iter(struct scsi_cmnd *cmd, void *data)
 {
 	int *active = data;
 
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 9c27bc37e5de..5ba5c18b77b4 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -633,7 +633,7 @@ struct fib_count_data {
 	int krlcnt;
 };
 
-static bool fib_count_iter(struct scsi_cmnd *scmnd, void *data, bool reserved)
+static bool fib_count_iter(struct scsi_cmnd *scmnd, void *data)
 {
 	struct fib_count_data *fib_count = data;
 
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c
index e7b7f6d73429..77a4d9f8aa83 100644
--- a/drivers/scsi/fnic/fnic_scsi.c
+++ b/drivers/scsi/fnic/fnic_scsi.c
@@ -1350,8 +1350,7 @@ int fnic_wq_copy_cmpl_handler(struct fnic *fnic, int copy_work_to_do)
 	return wq_work_done;
 }
 
-static bool fnic_cleanup_io_iter(struct scsi_cmnd *sc, void *data,
-				 bool reserved)
+static bool fnic_cleanup_io_iter(struct scsi_cmnd *sc, void *data)
 {
 	const int tag = scsi_cmd_to_rq(sc)->tag;
 	struct fnic *fnic = data;
@@ -1548,8 +1547,7 @@ struct fnic_rport_abort_io_iter_data {
 	int term_cnt;
 };
 
-static bool fnic_rport_abort_io_iter(struct scsi_cmnd *sc, void *data,
-				     bool reserved)
+static bool fnic_rport_abort_io_iter(struct scsi_cmnd *sc, void *data)
 {
 	struct fnic_rport_abort_io_iter_data *iter_data = data;
 	struct fnic *fnic = iter_data->fnic;
@@ -2003,8 +2001,7 @@ struct fnic_pending_aborts_iter_data {
 	int ret;
 };
 
-static bool fnic_pending_aborts_iter(struct scsi_cmnd *sc,
-				     void *data, bool reserved)
+static bool fnic_pending_aborts_iter(struct scsi_cmnd *sc, void *data)
 {
 	struct fnic_pending_aborts_iter_data *iter_data = data;
 	struct fnic *fnic = iter_data->fnic;
@@ -2668,8 +2665,7 @@ call_fc_exch_mgr_reset:
 
 }
 
-static bool fnic_abts_pending_iter(struct scsi_cmnd *sc, void *data,
-				   bool reserved)
+static bool fnic_abts_pending_iter(struct scsi_cmnd *sc, void *data)
 {
 	struct fnic_pending_aborts_iter_data *iter_data = data;
 	struct fnic *fnic = iter_data->fnic;
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 8352f90d997d..315c7ac730e9 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -566,8 +566,7 @@ struct Scsi_Host *scsi_host_get(struct Scsi_Host *shost)
 }
 EXPORT_SYMBOL(scsi_host_get);
 
-static bool scsi_host_check_in_flight(struct request *rq, void *data,
-				      bool reserved)
+static bool scsi_host_check_in_flight(struct request *rq, void *data)
 {
 	int *count = data;
 	struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(rq);
@@ -662,7 +661,7 @@ void scsi_flush_work(struct Scsi_Host *shost)
 }
 EXPORT_SYMBOL_GPL(scsi_flush_work);
 
-static bool complete_all_cmds_iter(struct request *rq, void *data, bool rsvd)
+static bool complete_all_cmds_iter(struct request *rq, void *data)
 {
 	struct scsi_cmnd *scmd = blk_mq_rq_to_pdu(rq);
 	enum scsi_host_status status = *(enum scsi_host_status *)data;
@@ -693,17 +692,16 @@ void scsi_host_complete_all_commands(struct Scsi_Host *shost,
 EXPORT_SYMBOL_GPL(scsi_host_complete_all_commands);
 
 struct scsi_host_busy_iter_data {
-	bool (*fn)(struct scsi_cmnd *, void *, bool);
+	bool (*fn)(struct scsi_cmnd *, void *);
 	void *priv;
 };
 
-static bool __scsi_host_busy_iter_fn(struct request *req, void *priv,
-				   bool reserved)
+static bool __scsi_host_busy_iter_fn(struct request *req, void *priv)
 {
 	struct scsi_host_busy_iter_data *iter_data = priv;
 	struct scsi_cmnd *sc = blk_mq_rq_to_pdu(req);
 
-	return iter_data->fn(sc, iter_data->priv, reserved);
+	return iter_data->fn(sc, iter_data->priv);
 }
 
 /**
@@ -716,7 +714,7 @@ static bool __scsi_host_busy_iter_fn(struct request *req, void *priv,
  * ithas to be provided by the caller
  **/
 void scsi_host_busy_iter(struct Scsi_Host *shost,
-			 bool (*fn)(struct scsi_cmnd *, void *, bool),
+			 bool (*fn)(struct scsi_cmnd *, void *),
 			 void *priv)
 {
 	struct scsi_host_busy_iter_data iter_data = {
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
index d8c195b7ca57..59a18769a4fe 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_os.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
@@ -381,14 +381,12 @@ void mpi3mr_invalidate_devhandles(struct mpi3mr_ioc *mrioc)
  * mpi3mr_print_scmd - print individual SCSI command
  * @rq: Block request
  * @data: Adapter instance reference
- * @reserved: N/A. Currently not used
  *
  * Print the SCSI command details if it is in LLD scope.
  *
  * Return: true always.
  */
-static bool mpi3mr_print_scmd(struct request *rq,
-	void *data, bool reserved)
+static bool mpi3mr_print_scmd(struct request *rq, void *data)
 {
 	struct mpi3mr_ioc *mrioc = (struct mpi3mr_ioc *)data;
 	struct scsi_cmnd *scmd = blk_mq_rq_to_pdu(rq);
@@ -412,7 +410,6 @@ out:
  * mpi3mr_flush_scmd - Flush individual SCSI command
  * @rq: Block request
  * @data: Adapter instance reference
- * @reserved: N/A. Currently not used
  *
  * Return the SCSI command to the upper layers if it is in LLD
  * scope.
@@ -420,8 +417,7 @@ out:
  * Return: true always.
  */
 
-static bool mpi3mr_flush_scmd(struct request *rq,
-	void *data, bool reserved)
+static bool mpi3mr_flush_scmd(struct request *rq, void *data)
 {
 	struct mpi3mr_ioc *mrioc = (struct mpi3mr_ioc *)data;
 	struct scsi_cmnd *scmd = blk_mq_rq_to_pdu(rq);
@@ -451,7 +447,6 @@ out:
  * mpi3mr_count_dev_pending - Count commands pending for a lun
  * @rq: Block request
  * @data: SCSI device reference
- * @reserved: Unused
  *
  * This is an iterator function called for each SCSI command in
  * a host and if the command is pending in the LLD for the
@@ -461,8 +456,7 @@ out:
  * Return: true always.
  */
 
-static bool mpi3mr_count_dev_pending(struct request *rq,
-	void *data, bool reserved)
+static bool mpi3mr_count_dev_pending(struct request *rq, void *data)
 {
 	struct scsi_device *sdev = (struct scsi_device *)data;
 	struct mpi3mr_sdev_priv_data *sdev_priv_data = sdev->hostdata;
@@ -485,7 +479,6 @@ out:
  * mpi3mr_count_tgt_pending - Count commands pending for target
  * @rq: Block request
  * @data: SCSI target reference
- * @reserved: Unused
  *
  * This is an iterator function called for each SCSI command in
  * a host and if the command is pending in the LLD for the
@@ -495,8 +488,7 @@ out:
  * Return: true always.
  */
 
-static bool mpi3mr_count_tgt_pending(struct request *rq,
-	void *data, bool reserved)
+static bool mpi3mr_count_tgt_pending(struct request *rq, void *data)
 {
 	struct scsi_target *starget = (struct scsi_target *)data;
 	struct mpi3mr_stgt_priv_data *stgt_priv_data = starget->hostdata;