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block: Convert bdrv_pwrite(v/_sync) to BdrvChild

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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Kevin Wolf 2016-06-20 20:09:15 +02:00
parent cf2ab8fc34
commit d9ca2ea2e2
15 changed files with 66 additions and 70 deletions
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14
block/qcow2-snapshot.c
View file

@ -217,25 +217,25 @@ static int qcow2_write_snapshots(BlockDriverState *bs)
h.name_size = cpu_to_be16(name_size);
offset = align_offset(offset, 8);
ret = bdrv_pwrite(bs->file->bs, offset, &h, sizeof(h));
ret = bdrv_pwrite(bs->file, offset, &h, sizeof(h));
if (ret < 0) {
goto fail;
}
offset += sizeof(h);
ret = bdrv_pwrite(bs->file->bs, offset, &extra, sizeof(extra));
ret = bdrv_pwrite(bs->file, offset, &extra, sizeof(extra));
if (ret < 0) {
goto fail;
}
offset += sizeof(extra);
ret = bdrv_pwrite(bs->file->bs, offset, sn->id_str, id_str_size);
ret = bdrv_pwrite(bs->file, offset, sn->id_str, id_str_size);
if (ret < 0) {
goto fail;
}
offset += id_str_size;
ret = bdrv_pwrite(bs->file->bs, offset, sn->name, name_size);
ret = bdrv_pwrite(bs->file, offset, sn->name, name_size);
if (ret < 0) {
goto fail;
}
@ -257,7 +257,7 @@ static int qcow2_write_snapshots(BlockDriverState *bs)
header_data.nb_snapshots = cpu_to_be32(s->nb_snapshots);
header_data.snapshots_offset = cpu_to_be64(snapshots_offset);
ret = bdrv_pwrite_sync(bs->file->bs, offsetof(QCowHeader, nb_snapshots),
ret = bdrv_pwrite_sync(bs->file, offsetof(QCowHeader, nb_snapshots),
&header_data, sizeof(header_data));
if (ret < 0) {
goto fail;
@ -399,7 +399,7 @@ int qcow2_snapshot_create(BlockDriverState *bs, QEMUSnapshotInfo *sn_info)
goto fail;
}
ret = bdrv_pwrite(bs->file->bs, sn->l1_table_offset, l1_table,
ret = bdrv_pwrite(bs->file, sn->l1_table_offset, l1_table,
s->l1_size * sizeof(uint64_t));
if (ret < 0) {
goto fail;
@ -530,7 +530,7 @@ int qcow2_snapshot_goto(BlockDriverState *bs, const char *snapshot_id)
goto fail;
}
ret = bdrv_pwrite_sync(bs->file->bs, s->l1_table_offset, sn_l1_table,
ret = bdrv_pwrite_sync(bs->file, s->l1_table_offset, sn_l1_table,
cur_l1_bytes);
if (ret < 0) {
goto fail;