hw/block/xen_blkif.h

9  * the elements common to all protocols only.  This way we get a
10  * compiler-checkable way to use common struct elements, so we can
25     blkif_vdev_t   handle;           /* only for read/write requests         */
27     blkif_sector_t sector_number;    /* start sector idx on disk (r/w only)  */
33     blkif_vdev_t   handle;           /* only for read/write requests         */
35     blkif_sector_t sector_number;    /* start sector idx on disk (r/w only)  */
51     blkif_vdev_t   handle;           /* only for read/write requests         */
53     blkif_sector_t sector_number;    /* start sector idx on disk (r/w only)  */
59     blkif_vdev_t   handle;           /* only for read/write requests         */
61     blkif_sector_t sector_number;    /* start sector idx on disk (r/w only)  */
98     dst->operation = src->operation;  in blkif_get_x86_32_req()
99     dst->nr_segments = src->nr_segments;  in blkif_get_x86_32_req()
100     dst->handle = src->handle;  in blkif_get_x86_32_req()
101     dst->id = src->id;  in blkif_get_x86_32_req()
102     dst->sector_number = src->sector_number;  in blkif_get_x86_32_req()
103     /* Prevent the compiler from using src->... instead. */  in blkif_get_x86_32_req()
105     if (dst->operation == BLKIF_OP_DISCARD) {  in blkif_get_x86_32_req()
108         d->nr_sectors = s->nr_sectors;  in blkif_get_x86_32_req()
111     if (n > dst->nr_segments) {  in blkif_get_x86_32_req()
112         n = dst->nr_segments;  in blkif_get_x86_32_req()
115         dst->seg[i] = src->seg[i];  in blkif_get_x86_32_req()
124     dst->operation = src->operation;  in blkif_get_x86_64_req()
125     dst->nr_segments = src->nr_segments;  in blkif_get_x86_64_req()
126     dst->handle = src->handle;  in blkif_get_x86_64_req()
127     dst->id = src->id;  in blkif_get_x86_64_req()
128     dst->sector_number = src->sector_number;  in blkif_get_x86_64_req()
129     /* Prevent the compiler from using src->... instead. */  in blkif_get_x86_64_req()
131     if (dst->operation == BLKIF_OP_DISCARD) {  in blkif_get_x86_64_req()
134         d->nr_sectors = s->nr_sectors;  in blkif_get_x86_64_req()
137     if (n > dst->nr_segments) {  in blkif_get_x86_64_req()
138         n = dst->nr_segments;  in blkif_get_x86_64_req()
141         dst->seg[i] = src->seg[i];  in blkif_get_x86_64_req()