Lines Matching refs:bmd
24 struct bio_map_data *bmd; in bio_alloc_map_data() local
29 bmd = kmalloc(struct_size(bmd, iov, data->nr_segs), gfp_mask); in bio_alloc_map_data()
30 if (!bmd) in bio_alloc_map_data()
32 memcpy(bmd->iov, data->iov, sizeof(struct iovec) * data->nr_segs); in bio_alloc_map_data()
33 bmd->iter = *data; in bio_alloc_map_data()
34 bmd->iter.iov = bmd->iov; in bio_alloc_map_data()
35 return bmd; in bio_alloc_map_data()
109 struct bio_map_data *bmd = bio->bi_private; in bio_uncopy_user() local
112 if (!bmd->is_null_mapped) { in bio_uncopy_user()
121 ret = bio_copy_to_iter(bio, bmd->iter); in bio_uncopy_user()
122 if (bmd->is_our_pages) in bio_uncopy_user()
125 kfree(bmd); in bio_uncopy_user()
132 struct bio_map_data *bmd; in bio_copy_user_iov() local
140 bmd = bio_alloc_map_data(iter, gfp_mask); in bio_copy_user_iov()
141 if (!bmd) in bio_copy_user_iov()
149 bmd->is_our_pages = !map_data; in bio_copy_user_iov()
150 bmd->is_null_mapped = (map_data && map_data->null_mapped); in bio_copy_user_iov()
213 if (bmd->is_our_pages) in bio_copy_user_iov()
218 bio->bi_private = bmd; in bio_copy_user_iov()
229 kfree(bmd); in bio_copy_user_iov()