Revision f8a2e5e3
| b/block/qcow.c | ||
|---|---|---|
| 368 | 368 |
return cluster_offset; |
| 369 | 369 |
} |
| 370 | 370 |
|
| 371 |
static int qcow_is_allocated(BlockDriverState *bs, int64_t sector_num,
|
|
| 372 |
int nb_sectors, int *pnum)
|
|
| 371 |
static int coroutine_fn qcow_co_is_allocated(BlockDriverState *bs,
|
|
| 372 |
int64_t sector_num, int nb_sectors, int *pnum)
|
|
| 373 | 373 |
{
|
| 374 | 374 |
BDRVQcowState *s = bs->opaque; |
| 375 | 375 |
int index_in_cluster, n; |
| 376 | 376 |
uint64_t cluster_offset; |
| 377 | 377 |
|
| 378 |
qemu_co_mutex_lock(&s->lock); |
|
| 378 | 379 |
cluster_offset = get_cluster_offset(bs, sector_num << 9, 0, 0, 0, 0); |
| 380 |
qemu_co_mutex_unlock(&s->lock); |
|
| 379 | 381 |
index_in_cluster = sector_num & (s->cluster_sectors - 1); |
| 380 | 382 |
n = s->cluster_sectors - index_in_cluster; |
| 381 | 383 |
if (n > nb_sectors) |
| ... | ... | |
| 844 | 846 |
.bdrv_co_readv = qcow_co_readv, |
| 845 | 847 |
.bdrv_co_writev = qcow_co_writev, |
| 846 | 848 |
.bdrv_co_flush_to_disk = qcow_co_flush, |
| 847 |
.bdrv_is_allocated = qcow_is_allocated,
|
|
| 849 |
.bdrv_co_is_allocated = qcow_co_is_allocated,
|
|
| 848 | 850 |
|
| 849 | 851 |
.bdrv_set_key = qcow_set_key, |
| 850 | 852 |
.bdrv_make_empty = qcow_make_empty, |
| b/block/qcow2.c | ||
|---|---|---|
| 344 | 344 |
return 0; |
| 345 | 345 |
} |
| 346 | 346 |
|
| 347 |
static int qcow2_is_allocated(BlockDriverState *bs, int64_t sector_num,
|
|
| 348 |
int nb_sectors, int *pnum)
|
|
| 347 |
static int coroutine_fn qcow2_co_is_allocated(BlockDriverState *bs,
|
|
| 348 |
int64_t sector_num, int nb_sectors, int *pnum)
|
|
| 349 | 349 |
{
|
| 350 |
BDRVQcowState *s = bs->opaque; |
|
| 350 | 351 |
uint64_t cluster_offset; |
| 351 | 352 |
int ret; |
| 352 | 353 |
|
| 353 | 354 |
*pnum = nb_sectors; |
| 354 |
/* FIXME We can get errors here, but the bdrv_is_allocated interface can't |
|
| 355 |
* pass them on today */ |
|
| 355 |
/* FIXME We can get errors here, but the bdrv_co_is_allocated interface |
|
| 356 |
* can't pass them on today */ |
|
| 357 |
qemu_co_mutex_lock(&s->lock); |
|
| 356 | 358 |
ret = qcow2_get_cluster_offset(bs, sector_num << 9, pnum, &cluster_offset); |
| 359 |
qemu_co_mutex_unlock(&s->lock); |
|
| 357 | 360 |
if (ret < 0) {
|
| 358 | 361 |
*pnum = 0; |
| 359 | 362 |
} |
| ... | ... | |
| 1277 | 1280 |
.bdrv_open = qcow2_open, |
| 1278 | 1281 |
.bdrv_close = qcow2_close, |
| 1279 | 1282 |
.bdrv_create = qcow2_create, |
| 1280 |
.bdrv_is_allocated = qcow2_is_allocated,
|
|
| 1283 |
.bdrv_co_is_allocated = qcow2_co_is_allocated,
|
|
| 1281 | 1284 |
.bdrv_set_key = qcow2_set_key, |
| 1282 | 1285 |
.bdrv_make_empty = qcow2_make_empty, |
| 1283 | 1286 |
|
| b/block/vmdk.c | ||
|---|---|---|
| 861 | 861 |
return NULL; |
| 862 | 862 |
} |
| 863 | 863 |
|
| 864 |
static int vmdk_is_allocated(BlockDriverState *bs, int64_t sector_num,
|
|
| 865 |
int nb_sectors, int *pnum)
|
|
| 864 |
static int coroutine_fn vmdk_co_is_allocated(BlockDriverState *bs,
|
|
| 865 |
int64_t sector_num, int nb_sectors, int *pnum)
|
|
| 866 | 866 |
{
|
| 867 | 867 |
BDRVVmdkState *s = bs->opaque; |
| 868 | 868 |
int64_t index_in_cluster, n, ret; |
| ... | ... | |
| 873 | 873 |
if (!extent) {
|
| 874 | 874 |
return 0; |
| 875 | 875 |
} |
| 876 |
qemu_co_mutex_lock(&s->lock); |
|
| 876 | 877 |
ret = get_cluster_offset(bs, extent, NULL, |
| 877 | 878 |
sector_num * 512, 0, &offset); |
| 879 |
qemu_co_mutex_unlock(&s->lock); |
|
| 878 | 880 |
/* get_cluster_offset returning 0 means success */ |
| 879 | 881 |
ret = !ret; |
| 880 | 882 |
|
| ... | ... | |
| 1596 | 1598 |
.bdrv_close = vmdk_close, |
| 1597 | 1599 |
.bdrv_create = vmdk_create, |
| 1598 | 1600 |
.bdrv_co_flush_to_disk = vmdk_co_flush, |
| 1599 |
.bdrv_is_allocated = vmdk_is_allocated,
|
|
| 1601 |
.bdrv_co_is_allocated = vmdk_co_is_allocated,
|
|
| 1600 | 1602 |
.bdrv_get_allocated_file_size = vmdk_get_allocated_file_size, |
| 1601 | 1603 |
|
| 1602 | 1604 |
.create_options = vmdk_create_options, |
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