554 static inline unsigned int scsi_sgtable_index(unsigned short nents)  in scsi_sgtable_index()  argument
558 	BUG_ON(nents > SCSI_MAX_SG_SEGMENTS);  in scsi_sgtable_index()
560 	if (nents <= 8)  in scsi_sgtable_index()
563 		index = get_count_order(nents) - 3;  in scsi_sgtable_index()
568 static void scsi_sg_free(struct scatterlist *sgl, unsigned int nents)  in scsi_sg_free()  argument
572 	sgp = scsi_sg_pools + scsi_sgtable_index(nents);  in scsi_sg_free()
576 static struct scatterlist *scsi_sg_alloc(unsigned int nents, gfp_t gfp_mask)  in scsi_sg_alloc()  argument
580 	sgp = scsi_sg_pools + scsi_sgtable_index(nents);  in scsi_sg_alloc()
591 static int scsi_alloc_sgtable(struct scsi_data_buffer *sdb, int nents, bool mq)  in scsi_alloc_sgtable()  argument
596 	BUG_ON(!nents);  in scsi_alloc_sgtable()
599 		if (nents <= SCSI_MAX_SG_SEGMENTS) {  in scsi_alloc_sgtable()
600 			sdb->table.nents = sdb->table.orig_nents = nents;  in scsi_alloc_sgtable()
601 			sg_init_table(sdb->table.sgl, nents);  in scsi_alloc_sgtable()
607 	ret = __sg_alloc_table(&sdb->table, nents, SCSI_MAX_SG_SEGMENTS,  in scsi_alloc_sgtable()
626 	if (cmd->sdb.table.nents)  in scsi_mq_free_sgtables()
669 	if (cmd->sdb.table.nents)  in scsi_release_buffers()
1098 	BUG_ON(count > sdb->table.nents);  in scsi_init_sgtable()
1099 	sdb->table.nents = count;  in scsi_init_sgtable()
1173 		cmd->prot_sdb->table.nents = count;  in scsi_init_io()