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qcow2: Use consistent switch indentation
Fix a couple of inconsistent indentations, before an upcoming patch further tweaks the switch statements. (best viewed with 'git diff -b'). Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Message-id: 20170507000552.20847-3-eblake@redhat.com Signed-off-by: Max Reitz <mreitz@redhat.com>
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b32cbae111
commit
bbd995d830
2 changed files with 61 additions and 61 deletions
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@ -1504,25 +1504,25 @@ static int discard_single_l2(BlockDriverState *bs, uint64_t offset,
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* but rather fall through to the backing file.
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*/
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switch (qcow2_get_cluster_type(old_l2_entry)) {
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case QCOW2_CLUSTER_UNALLOCATED:
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if (full_discard || !bs->backing) {
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continue;
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}
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break;
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case QCOW2_CLUSTER_UNALLOCATED:
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if (full_discard || !bs->backing) {
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continue;
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}
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break;
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case QCOW2_CLUSTER_ZERO:
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/* Preallocated zero clusters should be discarded in any case */
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if (!full_discard && (old_l2_entry & L2E_OFFSET_MASK) == 0) {
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continue;
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}
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break;
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case QCOW2_CLUSTER_ZERO:
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/* Preallocated zero clusters should be discarded in any case */
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if (!full_discard && (old_l2_entry & L2E_OFFSET_MASK) == 0) {
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continue;
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}
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break;
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case QCOW2_CLUSTER_NORMAL:
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case QCOW2_CLUSTER_COMPRESSED:
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break;
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case QCOW2_CLUSTER_NORMAL:
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case QCOW2_CLUSTER_COMPRESSED:
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break;
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default:
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abort();
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default:
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abort();
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}
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/* First remove L2 entries */
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@ -1128,61 +1128,61 @@ int qcow2_update_snapshot_refcount(BlockDriverState *bs,
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offset = entry & L2E_OFFSET_MASK;
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switch (qcow2_get_cluster_type(entry)) {
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case QCOW2_CLUSTER_COMPRESSED:
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nb_csectors = ((entry >> s->csize_shift) &
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s->csize_mask) + 1;
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if (addend != 0) {
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ret = update_refcount(bs,
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case QCOW2_CLUSTER_COMPRESSED:
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nb_csectors = ((entry >> s->csize_shift) &
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s->csize_mask) + 1;
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if (addend != 0) {
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ret = update_refcount(bs,
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(entry & s->cluster_offset_mask) & ~511,
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nb_csectors * 512, abs(addend), addend < 0,
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QCOW2_DISCARD_SNAPSHOT);
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if (ret < 0) {
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goto fail;
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}
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}
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/* compressed clusters are never modified */
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refcount = 2;
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break;
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case QCOW2_CLUSTER_NORMAL:
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case QCOW2_CLUSTER_ZERO:
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if (offset_into_cluster(s, offset)) {
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qcow2_signal_corruption(bs, true, -1, -1, "Data "
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"cluster offset %#" PRIx64
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" unaligned (L2 offset: %#"
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PRIx64 ", L2 index: %#x)",
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offset, l2_offset, j);
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ret = -EIO;
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goto fail;
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}
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cluster_index = offset >> s->cluster_bits;
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if (!cluster_index) {
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/* unallocated */
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refcount = 0;
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break;
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}
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if (addend != 0) {
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ret = qcow2_update_cluster_refcount(bs,
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cluster_index, abs(addend), addend < 0,
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QCOW2_DISCARD_SNAPSHOT);
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if (ret < 0) {
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goto fail;
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}
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}
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ret = qcow2_get_refcount(bs, cluster_index, &refcount);
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if (ret < 0) {
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goto fail;
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}
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break;
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}
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/* compressed clusters are never modified */
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refcount = 2;
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break;
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case QCOW2_CLUSTER_UNALLOCATED:
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case QCOW2_CLUSTER_NORMAL:
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case QCOW2_CLUSTER_ZERO:
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if (offset_into_cluster(s, offset)) {
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qcow2_signal_corruption(bs, true, -1, -1, "Data "
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"cluster offset %#" PRIx64
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" unaligned (L2 offset: %#"
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PRIx64 ", L2 index: %#x)",
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offset, l2_offset, j);
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ret = -EIO;
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goto fail;
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}
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cluster_index = offset >> s->cluster_bits;
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if (!cluster_index) {
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/* unallocated */
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refcount = 0;
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break;
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}
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if (addend != 0) {
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ret = qcow2_update_cluster_refcount(bs,
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cluster_index, abs(addend), addend < 0,
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QCOW2_DISCARD_SNAPSHOT);
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if (ret < 0) {
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goto fail;
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}
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}
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default:
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abort();
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ret = qcow2_get_refcount(bs, cluster_index, &refcount);
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if (ret < 0) {
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goto fail;
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}
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break;
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case QCOW2_CLUSTER_UNALLOCATED:
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refcount = 0;
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break;
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default:
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abort();
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}
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if (refcount == 1) {
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