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vdi: Make comments consistent with other drivers 

This makes the .bdrv_co_create(_opts) implementation of vdi look more
like the other recently converted block drivers.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Kevin Wolf 2018-03-09 19:53:19 +01:00
parent 959355a476
commit da23248f27
1 changed files with 9 additions and 3 deletions
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12
block/vdi.c
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@ -742,7 +742,7 @@ static int coroutine_fn vdi_co_do_create(BlockdevCreateOptions *create_options,
logout("\n");
/* Read out options. */
/* Validate options and set default values */
bytes = vdi_opts->size;
if (vdi_opts->q_static) {
image_type = VDI_TYPE_STATIC;
@ -772,6 +772,7 @@ static int coroutine_fn vdi_co_do_create(BlockdevCreateOptions *create_options,
goto exit;
}
/* Create BlockBackend to write to the image */
bs_file = bdrv_open_blockdev_ref(vdi_opts->file, errp);
if (!bs_file) {
ret = -EIO;
@ -877,7 +878,9 @@ static int coroutine_fn vdi_co_create_opts(const char *filename, QemuOpts *opts,
Error *local_err = NULL;
int ret;
/* Since CONFIG_VDI_BLOCK_SIZE is disabled by default,
/* Parse options and convert legacy syntax.
*
* Since CONFIG_VDI_BLOCK_SIZE is disabled by default,
* cluster-size is not part of the QAPI schema; therefore we have
* to parse it before creating the QAPI object. */
#if defined(CONFIG_VDI_BLOCK_SIZE)
@ -895,6 +898,7 @@ static int coroutine_fn vdi_co_create_opts(const char *filename, QemuOpts *opts,
qdict = qemu_opts_to_qdict_filtered(opts, NULL, &vdi_create_opts, true);
/* Create and open the file (protocol layer) */
ret = bdrv_create_file(filename, opts, errp);
if (ret < 0) {
goto done;
@ -921,10 +925,12 @@ static int coroutine_fn vdi_co_create_opts(const char *filename, QemuOpts *opts,
goto done;
}
/* Silently round up size */
assert(create_options->driver == BLOCKDEV_DRIVER_VDI);
create_options->u.vdi.size = ROUND_UP(create_options->u.vdi.size,
BDRV_SECTOR_SIZE);
/* Create the vdi image (format layer) */
ret = vdi_co_do_create(create_options, block_size, errp);
done:
QDECREF(qdict);
@ -981,8 +987,8 @@ static BlockDriver bdrv_vdi = {
.bdrv_close = vdi_close,
.bdrv_reopen_prepare = vdi_reopen_prepare,
.bdrv_child_perm = bdrv_format_default_perms,
.bdrv_co_create_opts = vdi_co_create_opts,
.bdrv_co_create = vdi_co_create,
.bdrv_co_create_opts = vdi_co_create_opts,
.bdrv_has_zero_init = bdrv_has_zero_init_1,
.bdrv_co_block_status = vdi_co_block_status,
.bdrv_make_empty = vdi_make_empty,