13 scsi_task_free_data(struct spdk_scsi_task *task)  in scsi_task_free_data()  argument
15 	if (task->alloc_len != 0) {  in scsi_task_free_data()
16 		spdk_dma_free(task->iov.iov_base);  in scsi_task_free_data()
17 		task->alloc_len = 0;  in scsi_task_free_data()
20 	task->iov.iov_base = NULL;  in scsi_task_free_data()
21 	task->iov.iov_len = 0;  in scsi_task_free_data()
25 spdk_scsi_task_put(struct spdk_scsi_task *task)  in spdk_scsi_task_put()  argument
27 	if (!task) {  in spdk_scsi_task_put()
31 	assert(task->ref > 0);  in spdk_scsi_task_put()
32 	task->ref--;  in spdk_scsi_task_put()
34 	if (task->ref == 0) {  in spdk_scsi_task_put()
35 		struct spdk_bdev_io *bdev_io = task->bdev_io;  in spdk_scsi_task_put()
41 		scsi_task_free_data(task);  in spdk_scsi_task_put()
43 		task->free_fn(task);  in spdk_scsi_task_put()
48 spdk_scsi_task_construct(struct spdk_scsi_task *task,  in spdk_scsi_task_construct()  argument
52 	assert(task != NULL);  in spdk_scsi_task_construct()
56 	task->cpl_fn = cpl_fn;  in spdk_scsi_task_construct()
57 	task->free_fn = free_fn;  in spdk_scsi_task_construct()
59 	task->ref++;  in spdk_scsi_task_construct()
64 	assert(task->iov.iov_base == NULL);  in spdk_scsi_task_construct()
65 	task->iovs = &task->iov;  in spdk_scsi_task_construct()
66 	task->iovcnt = 1;  in spdk_scsi_task_construct()
70 scsi_task_alloc_data(struct spdk_scsi_task *task, uint32_t alloc_len)  in scsi_task_alloc_data()  argument
74 	assert(task->alloc_len == 0);  in scsi_task_alloc_data()
82 	task->iov.iov_base = spdk_dma_zmalloc(zmalloc_len, 0, NULL);  in scsi_task_alloc_data()
83 	task->iov.iov_len = alloc_len;  in scsi_task_alloc_data()
84 	task->alloc_len = alloc_len;  in scsi_task_alloc_data()
86 	return task->iov.iov_base;  in scsi_task_alloc_data()
90 spdk_scsi_task_scatter_data(struct spdk_scsi_task *task, const void *src, size_t buf_len)  in spdk_scsi_task_scatter_data()  argument
95 	struct iovec *iovs = task->iovs;  in spdk_scsi_task_scatter_data()
102 	if (task->iovcnt == 1 && iovs[0].iov_base == NULL) {  in spdk_scsi_task_scatter_data()
103 		scsi_task_alloc_data(task, buf_len);  in spdk_scsi_task_scatter_data()
104 		iovs[0] = task->iov;  in spdk_scsi_task_scatter_data()
107 	for (i = 0; i < task->iovcnt; i++) {  in spdk_scsi_task_scatter_data()
113 		spdk_scsi_task_set_status(task, SPDK_SCSI_STATUS_CHECK_CONDITION,  in spdk_scsi_task_scatter_data()
122 	for (i = 0; i < task->iovcnt; i++) {  in spdk_scsi_task_scatter_data()
133 spdk_scsi_task_gather_data(struct spdk_scsi_task *task, int *len)  in spdk_scsi_task_gather_data()  argument
136 	struct iovec *iovs = task->iovs;  in spdk_scsi_task_gather_data()
140 	for (i = 0; i < task->iovcnt; i++) {  in spdk_scsi_task_gather_data()
158 	for (i = 0; i < task->iovcnt; i++) {  in spdk_scsi_task_gather_data()
168 spdk_scsi_task_set_data(struct spdk_scsi_task *task, void *data, uint32_t len)  in spdk_scsi_task_set_data()  argument
170 	assert(task->iovcnt == 1);  in spdk_scsi_task_set_data()
171 	assert(task->alloc_len == 0);  in spdk_scsi_task_set_data()
173 	task->iovs[0].iov_base = data;  in spdk_scsi_task_set_data()
174 	task->iovs[0].iov_len = len;  in spdk_scsi_task_set_data()
178 spdk_scsi_task_build_sense_data(struct spdk_scsi_task *task, int sk, int asc, int ascq)  in spdk_scsi_task_build_sense_data()  argument
186 	cp = task->sense_data;  in spdk_scsi_task_build_sense_data()
215 	task->sense_data_len = 18;  in spdk_scsi_task_build_sense_data()
219 spdk_scsi_task_set_status(struct spdk_scsi_task *task, int sc, int sk,  in spdk_scsi_task_set_status()  argument
223 		spdk_scsi_task_build_sense_data(task, sk, asc, ascq);  in spdk_scsi_task_set_status()
225 	task->status = sc;  in spdk_scsi_task_set_status()
238 spdk_scsi_task_process_null_lun(struct spdk_scsi_task *task)  in spdk_scsi_task_process_null_lun()  argument
244 	task->length = task->transfer_len;  in spdk_scsi_task_process_null_lun()
245 	if (task->cdb[0] == SPDK_SPC_INQUIRY) {  in spdk_scsi_task_process_null_lun()
259 		allocation_len = from_be16(&task->cdb[3]);  in spdk_scsi_task_process_null_lun()
260 		if (spdk_scsi_task_scatter_data(task, buffer, spdk_min(allocation_len, data_len)) >= 0) {  in spdk_scsi_task_process_null_lun()
261 			task->data_transferred = data_len;  in spdk_scsi_task_process_null_lun()
262 			task->status = SPDK_SCSI_STATUS_GOOD;  in spdk_scsi_task_process_null_lun()
266 		spdk_scsi_task_set_status(task, SPDK_SCSI_STATUS_CHECK_CONDITION,  in spdk_scsi_task_process_null_lun()
270 		task->data_transferred = 0;  in spdk_scsi_task_process_null_lun()
275 spdk_scsi_task_process_abort(struct spdk_scsi_task *task)  in spdk_scsi_task_process_abort()  argument
277 	spdk_scsi_task_set_status(task, SPDK_SCSI_STATUS_CHECK_CONDITION,  in spdk_scsi_task_process_abort()