| /linux/block/ |
| H A D | bio-integrity.c | 198 static int bio_integrity_copy_user(struct bio *bio, struct bio_vec *bvec, in bio_integrity_copy_user() argument
212 iov_iter_bvec(&iter, ITER_SOURCE, bvec, nr_vecs, len); in bio_integrity_copy_user()
235 bio_integrity_unpin_bvec(bvec, nr_vecs); in bio_integrity_copy_user()
237 memcpy(&bip->bip_vec[1], bvec, nr_vecs * sizeof(*bvec)); in bio_integrity_copy_user()
256 static int bio_integrity_init_user(struct bio *bio, struct bio_vec *bvec, in bio_integrity_init_user() argument
265 memcpy(bip->bip_vec, bvec, nr_vecs * sizeof(*bvec)); in bio_integrity_init_user()
271 static unsigned int bvec_from_pages(struct bio_vec *bvec, struct page **pages, in bvec_from_pages() argument
297 bvec_set_page(&bvec[nr_bvecs], pages[i], size, offset); in bvec_from_pages()
309 struct bio_vec stack_vec[UIO_FASTIOV], *bvec = stack_vec; in bio_integrity_map_user() local
325 bvec = kzalloc_objs(*bvec, nr_vecs); in bio_integrity_map_user()
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| H A D | blk-map.c | 69 struct bio_vec *bvec; in bio_copy_from_iter() local
72 bio_for_each_segment_all(bvec, bio, iter_all) { in bio_copy_from_iter()
75 ret = copy_page_from_iter(bvec->bv_page, in bio_copy_from_iter()
76 bvec->bv_offset, in bio_copy_from_iter()
77 bvec->bv_len, in bio_copy_from_iter()
83 if (ret < bvec->bv_len) in bio_copy_from_iter()
100 struct bio_vec *bvec; in bio_copy_to_iter() local
103 bio_for_each_segment_all(bvec, bio, iter_all) { in bio_copy_to_iter()
106 ret = copy_page_to_iter(bvec->bv_page, in bio_copy_to_iter()
107 bvec->bv_offset, in bio_copy_to_iter()
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| /linux/fs/erofs/ |
| H A D | zdata.c | 26 struct z_erofs_bvec bvec[total]; \
150 unsigned long base = (unsigned long)((struct z_erofs_bvset *)0)->bvec; in z_erofs_bvset_flip()
182 struct z_erofs_bvec *bvec, in z_erofs_bvec_enqueue() argument
203 iter->bvset->bvec[iter->cur++] = *bvec; in z_erofs_bvec_enqueue()
208 struct z_erofs_bvec *bvec, in z_erofs_bvec_dequeue() argument
215 *bvec = iter->bvset->bvec[iter->cur++]; in z_erofs_bvec_dequeue()
621 struct z_erofs_bvec *bvec = pcl->compressed_bvecs; in z_erofs_cache_release_folio() local
622 struct z_erofs_bvec *end = bvec + z_erofs_pclusterpages(pcl); in z_erofs_cache_release_folio()
632 for (; bvec < end; ++bvec) { in z_erofs_cache_release_folio()
633 if (bvec->page && page_folio(bvec->page) == folio) { in z_erofs_cache_release_folio()
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| /linux/lib/ |
| H A D | iov_iter.c | 504 const struct bio_vec *bvec, *end; in iov_iter_bvec_advance() local
512 for (bvec = i->bvec, end = bvec + i->nr_segs; bvec < end; bvec++) { in iov_iter_bvec_advance()
513 if (likely(size < bvec->bv_len)) in iov_iter_bvec_advance()
515 size -= bvec->bv_len; in iov_iter_bvec_advance()
518 i->nr_segs -= bvec - i->bvec; in iov_iter_bvec_advance()
519 i->bvec = bvec; in iov_iter_bvec_advance()
640 const struct bio_vec *bvec = i->bvec; in iov_iter_revert() local
642 size_t n = (--bvec)->bv_len; in iov_iter_revert()
645 i->bvec = bvec; in iov_iter_revert()
679 return min(i->count, i->bvec->bv_len - i->iov_offset); in iov_iter_single_seg_count()
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| /linux/drivers/nvme/target/ |
| H A D | io-cmd-file.c | 94 iov_iter_bvec(&iter, rw, req->f.bvec, nr_segs, count); in nvmet_file_submit_bvec()
108 if (req->f.bvec != req->inline_bvec) { in nvmet_file_io_done()
110 kfree(req->f.bvec); in nvmet_file_io_done()
112 mempool_free(req->f.bvec, req->ns->bvec_pool); in nvmet_file_io_done()
142 bvec_set_page(&req->f.bvec[bv_cnt], sg_page(sg), sg->length, in nvmet_file_execute_io()
144 len += req->f.bvec[bv_cnt].bv_len; in nvmet_file_execute_io()
145 total_len += req->f.bvec[bv_cnt].bv_len; in nvmet_file_execute_io()
231 req->f.bvec = kmalloc_objs(struct bio_vec, nr_bvec); in nvmet_file_execute_rw()
233 req->f.bvec = req->inline_bvec; in nvmet_file_execute_rw()
235 if (unlikely(!req->f.bvec)) { in nvmet_file_execute_rw()
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| /linux/fs/squashfs/ |
| H A D | block.c | 39 struct bio_vec *bvec = bvec_init_iter_all(&iter_all); in copy_bio_to_actor() local
50 int bytes_to_copy = min_t(int, bvec->bv_len - offset, in copy_bio_to_actor()
56 memcpy(actor_addr + actor_offset, bvec_virt(bvec) + in copy_bio_to_actor()
69 if (offset >= bvec->bv_len) { in copy_bio_to_actor()
313 struct bio_vec *bvec = bvec_init_iter_all(&iter_all); in squashfs_read_data() local
328 data = bvec_virt(bvec); in squashfs_read_data()
330 if (offset < bvec->bv_len - 1) { in squashfs_read_data()
337 data = bvec_virt(bvec); in squashfs_read_data()
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| H A D | lzo_wrapper.c | 70 struct bio_vec *bvec = bvec_init_iter_all(&iter_all); in lzo_uncompress() local
77 int avail = min(bytes, ((int)bvec->bv_len) - offset); in lzo_uncompress()
79 data = bvec_virt(bvec); in lzo_uncompress()
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| H A D | zlib_wrapper.c | 57 struct bio_vec *bvec = bvec_init_iter_all(&iter_all); in zlib_uncompress() local
83 avail = min(length, ((int)bvec->bv_len) - offset); in zlib_uncompress()
84 data = bvec_virt(bvec); in zlib_uncompress()
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| H A D | lz4_wrapper.c | 96 struct bio_vec *bvec = bvec_init_iter_all(&iter_all); in lz4_uncompress() local
102 int avail = min(bytes, ((int)bvec->bv_len) - offset); in lz4_uncompress()
104 data = bvec_virt(bvec); in lz4_uncompress()
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| H A D | zstd_wrapper.c | 72 struct bio_vec *bvec = bvec_init_iter_all(&iter_all); in zstd_uncompress() local
100 avail = min(length, ((int)bvec->bv_len) - offset); in zstd_uncompress()
101 data = bvec_virt(bvec); in zstd_uncompress()
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| H A D | xz_wrapper.c | 124 struct bio_vec *bvec = bvec_init_iter_all(&iter_all); in squashfs_xz_uncompress() local
152 avail = min(length, ((int)bvec->bv_len) - offset); in squashfs_xz_uncompress()
153 data = bvec_virt(bvec); in squashfs_xz_uncompress()
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| /linux/mm/ |
| H A D | page_io.c | 325 struct bio_vec bvec[SWAP_CLUSTER_MAX]; member
347 struct page *page = sio->bvec[0].bv_page; in sio_write_complete()
362 page = sio->bvec[p].bv_page; in sio_write_complete()
369 end_page_writeback(sio->bvec[p].bv_page); in sio_write_complete()
399 bvec_set_folio(&sio->bvec[sio->pages], folio, folio_size(folio), 0); in swap_writepage_fs()
402 if (sio->pages == ARRAY_SIZE(sio->bvec) || !swap_plug) { in swap_writepage_fs()
476 iov_iter_bvec(&from, ITER_SOURCE, sio->bvec, sio->pages, sio->len); in swap_write_unplug()
489 struct folio *folio = page_folio(sio->bvec[p].bv_page); in sio_read_complete()
499 struct folio *folio = page_folio(sio->bvec[p].bv_page); in sio_read_complete()
561 bvec_set_folio(&sio->bvec[si in swap_read_folio_fs()
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| /linux/io_uring/ |
| H A D | rsrc.c | 105 struct folio *folio = page_folio(imu->bvec[i].bv_page); in io_release_ubuf()
116 return kvmalloc_flex(struct io_mapped_ubuf, bvec, nr_bvecs); in io_alloc_imu()
156 const int imu_cache_size = struct_size_t(struct io_mapped_ubuf, bvec, in io_rsrc_cache_init()
635 if (!PageCompound(imu->bvec[j].bv_page)) in headpage_already_acct()
637 if (compound_head(imu->bvec[j].bv_page) == hpage) in headpage_already_acct()
839 bvec_set_page(&imu->bvec[i], pages[i], vec_len, off); in io_sqe_buffer_register()
980 imu->bvec[nr_bvecs++] = bv; in io_buffer_register_bvec()
1044 iov_iter_bvec(iter, ddir, imu->bvec, imu->nr_bvecs, count); in io_import_kbuf()
1053 const struct bio_vec *bvec; in io_import_fixed() local
1081 bvec = imu->bvec; in io_import_fixed()
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| /linux/drivers/block/ |
| H A D | n64cart.c | 89 struct bio_vec bvec; in n64cart_submit_bio() local
94 bio_for_each_segment(bvec, bio, iter) { in n64cart_submit_bio()
95 if (!n64cart_do_bvec(dev, &bvec, pos)) { in n64cart_submit_bio()
99 pos += bvec.bv_len; in n64cart_submit_bio()
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| H A D | zloop.c | 143 struct bio_vec *bvec; member
367 kfree(cmd->bvec); in zloop_put_cmd()
368 cmd->bvec = NULL; in zloop_put_cmd()
493 struct bio_vec *bvec; in zloop_rw() local
495 cmd->bvec = kmalloc_objs(*cmd->bvec, nr_bvec, GFP_NOIO); in zloop_rw()
496 if (!cmd->bvec) { in zloop_rw()
507 bvec = cmd->bvec; in zloop_rw()
509 *bvec = tmp; in zloop_rw()
510 bvec++; in zloop_rw()
512 iov_iter_bvec(&iter, rw, cmd->bvec, nr_bvec, blk_rq_bytes(rq)); in zloop_rw()
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| /linux/fs/nfs/ |
| H A D | localio.c | 37 struct bio_vec *bvec; member
309 kfree(iocb->bvec); in nfs_local_iocb_free()
323 iocb->bvec = kmalloc_objs(struct bio_vec, hdr->page_array.npages, flags); in nfs_local_iocb_alloc()
324 if (iocb->bvec == NULL) { in nfs_local_iocb_alloc()
386 const struct bio_vec *bvec = i->bvec; in nfs_iov_iter_aligned_bvec() local
393 size_t len = bvec->bv_len; in nfs_iov_iter_aligned_bvec()
397 if ((unsigned long)(bvec->bv_offset + skip) & addr_mask) in nfs_iov_iter_aligned_bvec()
399 bvec++; in nfs_iov_iter_aligned_bvec()
408 nfs_local_iter_setup(struct iov_iter *iter, int rw, struct bio_vec *bvec, in nfs_local_iter_setup() argument
412 iov_iter_bvec(iter, rw, bvec, nvecs, total); in nfs_local_iter_setup()
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| /linux/arch/m68k/emu/ |
| H A D | nfblock.c | 63 struct bio_vec bvec; in nfhd_submit_bio() local
70 bio_for_each_segment(bvec, bio, iter) { in nfhd_submit_bio()
71 len = bvec.bv_len; in nfhd_submit_bio()
74 bvec_phys(&bvec)); in nfhd_submit_bio()
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| /linux/drivers/target/ |
| H A D | target_core_file.c | 318 struct bio_vec *bvec; in fd_do_rw() local
323 bvec = kzalloc_objs(struct bio_vec, sgl_nents); in fd_do_rw()
324 if (!bvec) { in fd_do_rw()
330 bvec_set_page(&bvec[i], sg_page(sg), sg->length, sg->offset); in fd_do_rw()
334 iov_iter_bvec(&iter, is_write, bvec, sgl_nents, len); in fd_do_rw()
378 kfree(bvec); in fd_do_rw()
435 struct bio_vec *bvec; in fd_execute_write_same() local
458 bvec = kzalloc_objs(struct bio_vec, nolb); in fd_execute_write_same()
459 if (!bvec) in fd_execute_write_same()
463 bvec_set_page(&bvec[i], sg_page(&cmd->t_data_sg[0]), in fd_execute_write_same()
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| /linux/fs/netfs/ |
| H A D | buffered_read.c | 404 struct bio_vec *bvec; in netfs_read_gaps() local
432 bvec = kmalloc_objs(*bvec, nr_bvec); in netfs_read_gaps()
433 if (!bvec) in netfs_read_gaps()
438 kfree(bvec); in netfs_read_gaps()
444 rreq->direct_bv = bvec; in netfs_read_gaps()
447 bvec_set_folio(&bvec[i++], folio, from, 0); in netfs_read_gaps()
452 bvec_set_folio(&bvec[i++], sink, part, 0); in netfs_read_gaps()
456 bvec_set_folio(&bvec[i++], folio, flen - to, to); in netfs_read_gaps()
457 iov_iter_bvec(&rreq->buffer.iter, ITER_DEST, bvec, i, rreq->len); in netfs_read_gaps()
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| /linux/lib/tests/ |
| H A D | kunit_iov_iter.c | 219 struct bio_vec *bvec, unsigned int bvmax, in iov_kunit_load_bvec() argument
240 bvec[i].bv_len += pr->to; in iov_kunit_load_bvec()
242 bvec_set_page(&bvec[i], page, pr->to - pr->from, pr->from); in iov_kunit_load_bvec()
252 iov_iter_bvec(iter, dir, bvec, i, size); in iov_kunit_load_bvec()
262 struct bio_vec bvec[8]; in iov_kunit_copy_to_bvec() local
278 iov_kunit_load_bvec(test, &iter, READ, bvec, ARRAY_SIZE(bvec), in iov_kunit_copy_to_bvec()
316 struct bio_vec bvec[8]; in iov_kunit_copy_from_bvec() local
332 iov_kunit_load_bvec(test, &iter, WRITE, bvec, ARRAY_SIZE(bvec), in iov_kunit_copy_from_bvec()
784 struct bio_vec bvec[8]; in iov_kunit_extract_pages_bvec() local
793 iov_kunit_load_bvec(test, &iter, READ, bvec, ARRAY_SIZE(bvec), in iov_kunit_extract_pages_bvec()
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| /linux/include/linux/ |
| H A D | bio.h | 185 #define bio_iter_last(bvec, iter) ((iter).bi_size == (bvec).bv_len) argument
279 struct bio_vec *bvec = bio_first_bvec_all(bio) + i; in bio_first_folio() local
286 fi->folio = page_folio(bvec->bv_page); in bio_first_folio()
287 fi->offset = bvec->bv_offset + in bio_first_folio()
288 PAGE_SIZE * folio_page_idx(fi->folio, bvec->bv_page); in bio_first_folio()
289 fi->_seg_count = bvec->bv_len; in bio_first_folio()
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| /linux/net/rds/ |
| H A D | tcp_send.c | 76 struct bio_vec bvec; in rds_tcp_xmit() local
120 bvec_set_page(&bvec, sg_page(&rm->data.op_sg[sg]), in rds_tcp_xmit()
123 iov_iter_bvec(&msg.msg_iter, ITER_SOURCE, &bvec, 1, in rds_tcp_xmit()
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| /linux/drivers/vhost/ |
| H A D | vringh.c | 1034 struct bio_vec *bvec; member
1080 struct bio_vec *bvec = ivec->iov.bvec; in iotlb_translate() local
1082 bvec_set_page(&bvec[ret], pfn_to_page(pfn), io_len, in iotlb_translate()
1107 struct bio_vec bvec[IOTLB_IOV_STRIDE]; in copy_from_iotlb() member
1132 iov_iter_bvec(&iter, ITER_SOURCE, ivec.iov.bvec, ret, in copy_from_iotlb()
1154 struct bio_vec bvec[IOTLB_IOV_STRIDE]; in copy_to_iotlb() member
1179 iov_iter_bvec(&iter, ITER_DEST, ivec.iov.bvec, ret, in copy_to_iotlb()
1201 struct bio_vec bvec[1]; in getu16_iotlb() member
1220 __virtio16 *from = bvec_kmap_local(&ivec.iov.bvec[0]); in getu16_iotlb()
1237 struct bio_vec bvec; in putu16_iotlb() member
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| /linux/arch/xtensa/platforms/iss/ |
| H A D | simdisk.c | 107 struct bio_vec bvec; in simdisk_submit_bio() local
111 bio_for_each_segment(bvec, bio, iter) { in simdisk_submit_bio()
112 char *buffer = bvec_kmap_local(&bvec); in simdisk_submit_bio()
113 unsigned len = bvec.bv_len >> SECTOR_SHIFT; in simdisk_submit_bio()
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| /linux/drivers/md/ |
| H A D | dm-io.c | 219 struct bio_vec bvec = bvec_iter_bvec((struct bio_vec *)dp->context_ptr, in bio_get_page() local
222 *p = bvec.bv_page; in bio_get_page()
223 *len = bvec.bv_len; in bio_get_page()
224 *offset = bvec.bv_offset; in bio_get_page()
227 dp->context_bi.bi_sector = (sector_t)bvec.bv_len; in bio_get_page()
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