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qcow2: Remove BDS parameter from qcow2_cache_entry_mark_dirty()

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This function was only using the BlockDriverState parameter to pass it
to qcow2_cache_get_table_idx(). This is no longer necessary so this
parameter can be removed.

Signed-off-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-id: 5c40516a91782b083c1428b7b6a41bb9e2679bfb.1517840876.git.berto@igalia.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Alberto Garcia 2018-02-05 16:33:06 +02:00 committed by Max Reitz
parent ebe988f318
commit 2d135ee92d
4 changed files with 14 additions and 18 deletions
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3
block/qcow2-cache.c
View File

@ -421,8 +421,7 @@ void qcow2_cache_put(BlockDriverState *bs, Qcow2Cache *c, void **table)
assert(c->entries[i].ref >= 0);
}
void qcow2_cache_entry_mark_dirty(BlockDriverState *bs, Qcow2Cache *c,
void *table)
void qcow2_cache_entry_mark_dirty(Qcow2Cache *c, void *table)
{
int i = qcow2_cache_get_table_idx(c, table);
assert(c->entries[i].offset != 0);

12
block/qcow2-cluster.c
View File

@ -324,7 +324,7 @@ static int l2_allocate(BlockDriverState *bs, int l1_index, uint64_t **table)
BLKDBG_EVENT(bs->file, BLKDBG_L2_ALLOC_WRITE);
trace_qcow2_l2_allocate_write_l2(bs, l1_index);
qcow2_cache_entry_mark_dirty(bs, s->l2_table_cache, l2_table);
qcow2_cache_entry_mark_dirty(s->l2_table_cache, l2_table);
ret = qcow2_cache_flush(bs, s->l2_table_cache);
if (ret < 0) {
goto fail;
@ -765,7 +765,7 @@ uint64_t qcow2_alloc_compressed_cluster_offset(BlockDriverState *bs,
/* compressed clusters never have the copied flag */
BLKDBG_EVENT(bs->file, BLKDBG_L2_UPDATE_COMPRESSED);
qcow2_cache_entry_mark_dirty(bs, s->l2_table_cache, l2_table);
qcow2_cache_entry_mark_dirty(s->l2_table_cache, l2_table);
l2_table[l2_index] = cpu_to_be64(cluster_offset);
qcow2_cache_put(bs, s->l2_table_cache, (void **) &l2_table);
@ -937,7 +937,7 @@ int qcow2_alloc_cluster_link_l2(BlockDriverState *bs, QCowL2Meta *m)
if (ret < 0) {
goto err;
}
qcow2_cache_entry_mark_dirty(bs, s->l2_table_cache, l2_table);
qcow2_cache_entry_mark_dirty(s->l2_table_cache, l2_table);
assert(l2_index + m->nb_clusters <= s->l2_size);
for (i = 0; i < m->nb_clusters; i++) {
@ -1678,7 +1678,7 @@ static int discard_single_l2(BlockDriverState *bs, uint64_t offset,
}
/* First remove L2 entries */
qcow2_cache_entry_mark_dirty(bs, s->l2_table_cache, l2_table);
qcow2_cache_entry_mark_dirty(s->l2_table_cache, l2_table);
if (!full_discard && s->qcow_version >= 3) {
l2_table[l2_index + i] = cpu_to_be64(QCOW_OFLAG_ZERO);
} else {
@ -1774,7 +1774,7 @@ static int zero_single_l2(BlockDriverState *bs, uint64_t offset,
continue;
}
qcow2_cache_entry_mark_dirty(bs, s->l2_table_cache, l2_table);
qcow2_cache_entry_mark_dirty(s->l2_table_cache, l2_table);
if (cluster_type == QCOW2_CLUSTER_COMPRESSED || unmap) {
l2_table[l2_index + i] = cpu_to_be64(QCOW_OFLAG_ZERO);
qcow2_free_any_clusters(bs, old_offset, 1, QCOW2_DISCARD_REQUEST);
@ -1983,7 +1983,7 @@ static int expand_zero_clusters_in_l1(BlockDriverState *bs, uint64_t *l1_table,
if (is_active_l1) {
if (l2_dirty) {
qcow2_cache_entry_mark_dirty(bs, s->l2_table_cache, l2_table);
qcow2_cache_entry_mark_dirty(s->l2_table_cache, l2_table);
qcow2_cache_depends_on_flush(s->l2_table_cache);
}
qcow2_cache_put(bs, s->l2_table_cache, (void **) &l2_table);

14
block/qcow2-refcount.c
View File

@ -421,7 +421,7 @@ static int alloc_refcount_block(BlockDriverState *bs,
/* Now the new refcount block needs to be written to disk */
BLKDBG_EVENT(bs->file, BLKDBG_REFBLOCK_ALLOC_WRITE);
qcow2_cache_entry_mark_dirty(bs, s->refcount_block_cache, *refcount_block);
qcow2_cache_entry_mark_dirty(s->refcount_block_cache, *refcount_block);
ret = qcow2_cache_flush(bs, s->refcount_block_cache);
if (ret < 0) {
goto fail;
@ -623,7 +623,7 @@ int64_t qcow2_refcount_area(BlockDriverState *bs, uint64_t start_offset,
goto fail;
}
memset(refblock_data, 0, s->cluster_size);
qcow2_cache_entry_mark_dirty(bs, s->refcount_block_cache,
qcow2_cache_entry_mark_dirty(s->refcount_block_cache,
refblock_data);
new_table[i] = block_offset;
@ -656,7 +656,7 @@ int64_t qcow2_refcount_area(BlockDriverState *bs, uint64_t start_offset,
s->set_refcount(refblock_data, j, 1);
}
qcow2_cache_entry_mark_dirty(bs, s->refcount_block_cache,
qcow2_cache_entry_mark_dirty(s->refcount_block_cache,
refblock_data);
}
@ -845,8 +845,7 @@ static int QEMU_WARN_UNUSED_RESULT update_refcount(BlockDriverState *bs,
}
old_table_index = table_index;
qcow2_cache_entry_mark_dirty(bs, s->refcount_block_cache,
refcount_block);
qcow2_cache_entry_mark_dirty(s->refcount_block_cache, refcount_block);
/* we can update the count and save it */
block_index = cluster_index & (s->refcount_block_size - 1);
@ -1316,8 +1315,7 @@ int qcow2_update_snapshot_refcount(BlockDriverState *bs,
s->refcount_block_cache);
}
l2_table[j] = cpu_to_be64(entry);
qcow2_cache_entry_mark_dirty(bs, s->l2_table_cache,
l2_table);
qcow2_cache_entry_mark_dirty(s->l2_table_cache, l2_table);
}
}
@ -3180,7 +3178,7 @@ static int qcow2_discard_refcount_block(BlockDriverState *bs,
}
s->set_refcount(refblock, block_index, 0);
qcow2_cache_entry_mark_dirty(bs, s->refcount_block_cache, refblock);
qcow2_cache_entry_mark_dirty(s->refcount_block_cache, refblock);
qcow2_cache_put(bs, s->refcount_block_cache, &refblock);

3
block/qcow2.h
View File

@ -639,8 +639,7 @@ int qcow2_read_snapshots(BlockDriverState *bs);
Qcow2Cache *qcow2_cache_create(BlockDriverState *bs, int num_tables);
int qcow2_cache_destroy(BlockDriverState* bs, Qcow2Cache *c);
void qcow2_cache_entry_mark_dirty(BlockDriverState *bs, Qcow2Cache *c,
void *table);
void qcow2_cache_entry_mark_dirty(Qcow2Cache *c, void *table);
int qcow2_cache_flush(BlockDriverState *bs, Qcow2Cache *c);
int qcow2_cache_write(BlockDriverState *bs, Qcow2Cache *c);
int qcow2_cache_set_dependency(BlockDriverState *bs, Qcow2Cache *c,