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qcow2: Enable dirty flag in qcow2_alloc_cluster_link_l2

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This is closer to where the dirty flag is really needed, and it avoids
having checks for special cases related to cluster allocation directly
in the writev loop.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2012-12-07 18:08:47 +01:00
parent f50f88b9fe
commit 280d373579
3 changed files with 7 additions and 7 deletions
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5
block/qcow2-cluster.c
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@ -668,11 +668,14 @@ int qcow2_alloc_cluster_link_l2(BlockDriverState *bs, QCowL2Meta *m)
}
/* Update L2 table. */
if (s->compatible_features & QCOW2_COMPAT_LAZY_REFCOUNTS) {
qcow2_mark_dirty(bs);
}
if (qcow2_need_accurate_refcounts(s)) {
qcow2_cache_set_dependency(bs, s->l2_table_cache,
s->refcount_block_cache);
}
ret = get_cluster_table(bs, m->offset, &l2_table, &l2_index);
if (ret < 0) {
goto err;