Lines Matching refs:bdev

14 #include "spdk/bdev.h"
36 	struct spdk_bdev	bdev;
68 		spdk_json_write_named_string(w, "name", xnvme->bdev.name);
144 	num_blocks = bdev_io->u.bdev.num_blocks;
145 	offset_blocks = bdev_io->u.bdev.offset_blocks;
147 	num_ranges_u64 = spdk_divide_round_up(num_blocks, xnvme->bdev.max_unmap);
148 	if (num_ranges_u64 > xnvme->bdev.max_unmap_segments) {
157 	assert(bdev_io->u.bdev.iovcnt == 1);
158 	range = (struct spdk_nvme_dsm_range *) bdev_io->u.bdev.iovs->iov_base;
161 	while (remaining > xnvme->bdev.max_unmap) {
163 		range->length = xnvme->bdev.max_unmap;
166 		offset += xnvme->bdev.max_unmap;
167 		remaining -= xnvme->bdev.max_unmap;
190 	struct bdev_xnvme *xnvme = (struct bdev_xnvme *)bdev_io->bdev->ctxt;
196 		      bdev_io, bdev_io->u.bdev.iovcnt, (struct bdev_xnvme_task *)bdev_io->driver_ctx);
202 		ctx->cmd.nvm.nlb = bdev_io->u.bdev.num_blocks - 1;
203 		ctx->cmd.nvm.slba = bdev_io->u.bdev.offset_blocks;
208 		ctx->cmd.nvm.nlb = bdev_io->u.bdev.num_blocks - 1;
209 		ctx->cmd.nvm.slba = bdev_io->u.bdev.offset_blocks;
214 		ctx->cmd.nvm.nlb = bdev_io->u.bdev.num_blocks - 1;
215 		ctx->cmd.nvm.slba = bdev_io->u.bdev.offset_blocks;
235 	err = xnvme_cmd_passv(ctx, bdev_io->u.bdev.iovs, bdev_io->u.bdev.iovcnt,
236 			      bdev_io->u.bdev.num_blocks * xnvme->bdev.blocklen, NULL, 0, 0);
242 			      xnvme_ch, bdev_io->u.bdev.iovcnt,
243 			      bdev_io->u.bdev.num_blocks, bdev_io->u.bdev.offset_blocks);
246 	/* Submission failed: queue is full or no memory  => Queue the I/O in bdev layer */
250 		SPDK_WARNLOG("Start to queue I/O for xnvme bdev\n");
285 	 * bdev->required_alignment. If user specified unaligned buffers,
290 				     bdev_io->u.bdev.num_blocks * bdev_io->bdev->blocklen);
322 	free(xnvme->bdev.name);
446 	xnvme->bdev.name = strdup(name);
447 	if (!xnvme->bdev.name) {
451 	xnvme->bdev.product_name = "xNVMe bdev";
452 	xnvme->bdev.module = &xnvme_if;
454 	xnvme->bdev.write_cache = 0;
455 	xnvme->bdev.max_write_zeroes = UINT16_MAX + 1;
459 		xnvme->bdev.max_unmap = ctrlr->dmrsl ? ctrlr->dmrsl : SPDK_NVME_DATASET_MANAGEMENT_RANGE_MAX_BLOCKS;
460 		xnvme->bdev.max_unmap_segments = ctrlr->dmrl ? ctrlr->dmrl :
480 		      xnvme->bdev.name, bdev_size, block_size);
482 	xnvme->bdev.blocklen = block_size;
483 	xnvme->bdev.required_alignment = spdk_u32log2(block_size);
485 	if (bdev_size % xnvme->bdev.blocklen != 0) {
487 			    bdev_size, xnvme->bdev.blocklen);
491 	xnvme->bdev.blockcnt = bdev_size / xnvme->bdev.blocklen;
492 	xnvme->bdev.ctxt = xnvme;
494 	xnvme->bdev.fn_table = &xnvme_fn_table;
498 				xnvme->bdev.name);
499 	rc = spdk_bdev_register(&xnvme->bdev);
507 	return &xnvme->bdev;