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| author | Alexander Ivanov <alexander.ivanov@virtuozzo.com> | 2023-07-18 12:44:27 +0200 |
|---|---|---|
| committer | Denis V. Lunev <den@openvz.org> | 2023-09-06 17:36:49 +0200 |
| commit | c0b154533ee55b875176f632fe06993f7661b25a (patch) | |
| tree | 4b1f174502259af16b266659e4d21e7397533ff9 /block | |
| parent | 728e10173b80d2d393eea18403d66a53e6ee5f9c (diff) | |
| download | qemu-c0b154533ee55b875176f632fe06993f7661b25a.zip qemu-c0b154533ee55b875176f632fe06993f7661b25a.tar.gz qemu-c0b154533ee55b875176f632fe06993f7661b25a.tar.bz2 | |
parallels: Add data_start field to BDRVParallelsState
In the next patch we will need the offset of the data area for host cluster
index calculation. Add this field and setting up code.
Signed-off-by: Alexander Ivanov <alexander.ivanov@virtuozzo.com>
Reviewed-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: Denis V. Lunev <den@openvz.org>
Diffstat (limited to 'block')
| -rw-r--r-- | block/parallels.c | 7 | ||||
| -rw-r--r-- | block/parallels.h | 1 |
2 files changed, 5 insertions, 3 deletions
diff --git a/block/parallels.c b/block/parallels.c index 8bb5d11..f7b44cb 100644 --- a/block/parallels.c +++ b/block/parallels.c @@ -868,10 +868,11 @@ static int parallels_open(BlockDriverState *bs, QDict *options, int flags, ret = -ENOMEM; goto fail; } - s->data_end = le32_to_cpu(ph.data_off); - if (s->data_end == 0) { - s->data_end = DIV_ROUND_UP(size, BDRV_SECTOR_SIZE); + s->data_start = le32_to_cpu(ph.data_off); + if (s->data_start == 0) { + s->data_start = DIV_ROUND_UP(size, BDRV_SECTOR_SIZE); } + s->data_end = s->data_start; if (s->data_end < (s->header_size >> BDRV_SECTOR_BITS)) { /* * There is not enough unused space to fit to block align between BAT diff --git a/block/parallels.h b/block/parallels.h index f22f43f..4e53e95 100644 --- a/block/parallels.h +++ b/block/parallels.h @@ -75,6 +75,7 @@ typedef struct BDRVParallelsState { uint32_t *bat_bitmap; unsigned int bat_size; + int64_t data_start; int64_t data_end; uint64_t prealloc_size; ParallelsPreallocMode prealloc_mode; |