nvme: rename apptag and appmask to lbat and lbatm

Rename apptag and appmask to lbat and lbatm so that it matches the field
names used in NVMe spec.

Signed-off-by: Anuj Gupta <[e-mail]>
Signed-off-by: Kanchan Joshi <[e-mail]>
Suggested-by: Christoph Hellwig <[e-mail]>
Reviewed-by: Sagi Grimberg <[e-mail]>
Signed-off-by: Keith Busch <[e-mail]>

drivers/nvme/host/core.c

···
 	cmnd->rw.length =
 		cpu_to_le16((blk_rq_bytes(req) >> ns->head->lba_shift) - 1);
 	cmnd->rw.reftag = 0;
-	cmnd->rw.apptag = 0;
-	cmnd->rw.appmask = 0;
+	cmnd->rw.lbat = 0;
+	cmnd->rw.lbatm = 0;
 
 	if (ns->head->ms) {
 		/*

drivers/nvme/host/ioctl.c

···
 	c.rw.control = cpu_to_le16(io.control);
 	c.rw.dsmgmt = cpu_to_le32(io.dsmgmt);
 	c.rw.reftag = cpu_to_le32(io.reftag);
-	c.rw.apptag = cpu_to_le16(io.apptag);
-	c.rw.appmask = cpu_to_le16(io.appmask);
+	c.rw.lbat = cpu_to_le16(io.apptag);
+	c.rw.lbatm = cpu_to_le16(io.appmask);
 
 	return nvme_submit_user_cmd(ns->queue, &c, io.addr, length, metadata,
 			meta_len, lower_32_bits(io.slba), NULL, 0, 0);

drivers/nvme/host/rdma.c

···
 	if (control & NVME_RW_PRINFO_PRCHK_REF)
 		domain->sig.dif.ref_remap = true;
 
-	domain->sig.dif.app_tag = le16_to_cpu(cmd->rw.apptag);
-	domain->sig.dif.apptag_check_mask = le16_to_cpu(cmd->rw.appmask);
+	domain->sig.dif.app_tag = le16_to_cpu(cmd->rw.lbat);
+	domain->sig.dif.apptag_check_mask = le16_to_cpu(cmd->rw.lbatm);
 	domain->sig.dif.app_escape = true;
 	if (pi_type == NVME_NS_DPS_PI_TYPE3)
 		domain->sig.dif.ref_escape = true;

drivers/nvme/target/rdma.c

···
 	if (control & NVME_RW_PRINFO_PRCHK_REF)
 		domain->sig.dif.ref_remap = true;
 
-	domain->sig.dif.app_tag = le16_to_cpu(cmd->rw.apptag);
-	domain->sig.dif.apptag_check_mask = le16_to_cpu(cmd->rw.appmask);
+	domain->sig.dif.app_tag = le16_to_cpu(cmd->rw.lbat);
+	domain->sig.dif.apptag_check_mask = le16_to_cpu(cmd->rw.lbatm);
 	domain->sig.dif.app_escape = true;
 	if (pi_type == NVME_NS_DPS_PI_TYPE3)
 		domain->sig.dif.ref_escape = true;

include/linux/nvme.h

···
 	__le16			control;
 	__le32			dsmgmt;
 	__le32			reftag;
-	__le16			apptag;
-	__le16			appmask;
+	__le16			lbat;
+	__le16			lbatm;
 };
 
 enum {
···
 	__le16			control;
 	__le32			dsmgmt;
 	__le32			reftag;
-	__le16			apptag;
-	__le16			appmask;
+	__le16			lbat;
+	__le16			lbatm;
 };
 
 enum nvme_zone_mgmt_action {