diff options
| author | Liu Yuan <namei.unix@gmail.com> | 2014-01-22 01:14:11 +0800 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2014-01-24 14:33:00 +0100 |
| commit | 9cd767376f137918dbe90abb452dfe119ae7d8f3 (patch) | |
| tree | 2fd20be08664fd6711112bca6ed855422e0bea66 /block | |
| parent | 0e3bd9932f862c1c1e4926939b4d0c602ce214ef (diff) | |
sheepdog: fix 'qemu-img map'
It was muted in the previous commit 4bc74be9. Let's revive it since nothing
prevents us to do it.
With this patch, following command will work as other formats:
$ qemu-img map sheepdog:image
Cc: qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Liu Yuan <namei.unix@gmail.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/sheepdog.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/block/sheepdog.c b/block/sheepdog.c index 2ce3d9b9fb..672b9c97a2 100644 --- a/block/sheepdog.c +++ b/block/sheepdog.c @@ -2442,11 +2442,12 @@ sd_co_get_block_status(BlockDriverState *bs, int64_t sector_num, int nb_sectors, { BDRVSheepdogState *s = bs->opaque; SheepdogInode *inode = &s->inode; - unsigned long start = sector_num * BDRV_SECTOR_SIZE / SD_DATA_OBJ_SIZE, + uint64_t offset = sector_num * BDRV_SECTOR_SIZE; + unsigned long start = offset / SD_DATA_OBJ_SIZE, end = DIV_ROUND_UP((sector_num + nb_sectors) * BDRV_SECTOR_SIZE, SD_DATA_OBJ_SIZE); unsigned long idx; - int64_t ret = BDRV_BLOCK_DATA; + int64_t ret = BDRV_BLOCK_DATA | BDRV_BLOCK_OFFSET_VALID | offset; for (idx = start; idx < end; idx++) { if (inode->data_vdi_id[idx] == 0) { |