diff options
Diffstat (limited to 'block/vpc.c')
| -rw-r--r-- | block/vpc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/block/vpc.c b/block/vpc.c index a902a4c54d..0c279b87c8 100644 --- a/block/vpc.c +++ b/block/vpc.c @@ -639,8 +639,10 @@ vpc_co_preadv(BlockDriverState *bs, uint64_t offset, uint64_t bytes, qemu_iovec_reset(&local_qiov); qemu_iovec_concat(&local_qiov, qiov, bytes_done, n_bytes); + qemu_co_mutex_unlock(&s->lock); ret = bdrv_co_preadv(bs->file, image_offset, n_bytes, &local_qiov, 0); + qemu_co_mutex_lock(&s->lock); if (ret < 0) { goto fail; } @@ -697,8 +699,10 @@ vpc_co_pwritev(BlockDriverState *bs, uint64_t offset, uint64_t bytes, qemu_iovec_reset(&local_qiov); qemu_iovec_concat(&local_qiov, qiov, bytes_done, n_bytes); + qemu_co_mutex_unlock(&s->lock); ret = bdrv_co_pwritev(bs->file, image_offset, n_bytes, &local_qiov, 0); + qemu_co_mutex_lock(&s->lock); if (ret < 0) { goto fail; } |