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authorKevin Wolf <kwolf@redhat.com>2013-09-06 12:18:47 +0200
committerKevin Wolf <kwolf@redhat.com>2013-09-12 10:12:46 +0200
commit670df5e3b4b5ef830a7c3c970170dbfa11cbb8d2 (patch)
tree97e3575fa008158545f0521419270df4e2c4931e /block/qcow2-cluster.c
parent2d1fe1873a984d1c2c89ffa3d12949cafc718551 (diff)
qcow2: Pass discard type to qcow2_discard_clusters()
The function will be used internally instead of only being called for guest discard requests. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'block/qcow2-cluster.c')
-rw-r--r--block/qcow2-cluster.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/block/qcow2-cluster.c b/block/qcow2-cluster.c
index 2d5aa92962..b0d688eb99 100644
--- a/block/qcow2-cluster.c
+++ b/block/qcow2-cluster.c
@@ -1338,7 +1338,7 @@ int qcow2_decompress_cluster(BlockDriverState *bs, uint64_t cluster_offset)
* clusters.
*/
static int discard_single_l2(BlockDriverState *bs, uint64_t offset,
- unsigned int nb_clusters)
+ unsigned int nb_clusters, enum qcow2_discard_type type)
{
BDRVQcowState *s = bs->opaque;
uint64_t *l2_table;
@@ -1367,7 +1367,7 @@ static int discard_single_l2(BlockDriverState *bs, uint64_t offset,
l2_table[l2_index + i] = cpu_to_be64(0);
/* Then decrease the refcount */
- qcow2_free_any_clusters(bs, old_offset, 1, QCOW2_DISCARD_REQUEST);
+ qcow2_free_any_clusters(bs, old_offset, 1, type);
}
ret = qcow2_cache_put(bs, s->l2_table_cache, (void**) &l2_table);
@@ -1379,7 +1379,7 @@ static int discard_single_l2(BlockDriverState *bs, uint64_t offset,
}
int qcow2_discard_clusters(BlockDriverState *bs, uint64_t offset,
- int nb_sectors)
+ int nb_sectors, enum qcow2_discard_type type)
{
BDRVQcowState *s = bs->opaque;
uint64_t end_offset;
@@ -1402,7 +1402,7 @@ int qcow2_discard_clusters(BlockDriverState *bs, uint64_t offset,
/* Each L2 table is handled by its own loop iteration */
while (nb_clusters > 0) {
- ret = discard_single_l2(bs, offset, nb_clusters);
+ ret = discard_single_l2(bs, offset, nb_clusters, type);
if (ret < 0) {
goto fail;
}