int bdrv_is_allocated(BlockDriverState *bs, int64_t sector_num, int nb_sectors,
int *pnum)
{
- int64_t n;
- if (bs->drv->bdrv_co_is_allocated) {
- Coroutine *co;
- BdrvCoIsAllocatedData data = {
- .bs = bs,
- .sector_num = sector_num,
- .nb_sectors = nb_sectors,
- .pnum = pnum,
- .done = false,
- };
-
- co = qemu_coroutine_create(bdrv_is_allocated_co_entry);
- qemu_coroutine_enter(co, &data);
- while (!data.done) {
- qemu_aio_wait();
- }
- return data.ret;
- }
- if (!bs->drv->bdrv_is_allocated) {
+ if (!bs->drv->bdrv_co_is_allocated) {
+ int64_t n;
if (sector_num >= bs->total_sectors) {
*pnum = 0;
return 0;
*pnum = (n < nb_sectors) ? (n) : (nb_sectors);
return 1;
}
- return bs->drv->bdrv_is_allocated(bs, sector_num, nb_sectors, pnum);
+
+ Coroutine *co;
+ BdrvCoIsAllocatedData data = {
+ .bs = bs,
+ .sector_num = sector_num,
+ .nb_sectors = nb_sectors,
+ .pnum = pnum,
+ .done = false,
+ };
+
+ co = qemu_coroutine_create(bdrv_is_allocated_co_entry);
+ qemu_coroutine_enter(co, &data);
+ while (!data.done) {
+ qemu_aio_wait();
+ }
+ return data.ret;
}
void bdrv_mon_event(const BlockDriverState *bdrv,
const uint8_t *buf, int nb_sectors);
void (*bdrv_close)(BlockDriverState *bs);
int (*bdrv_create)(const char *filename, QEMUOptionParameter *options);
- int (*bdrv_is_allocated)(BlockDriverState *bs, int64_t sector_num,
- int nb_sectors, int *pnum);
int (*bdrv_set_key)(BlockDriverState *bs, const char *key);
int (*bdrv_make_empty)(BlockDriverState *bs);
/* aio */