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blockdev: Convert qmp_eject(), qmp_change_blockdev() to BlockBackend 

Much more command code needs conversion.  I'm converting these now
because they're using bdrv_dev_* functions, which I'm about to lift
into BlockBackend.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Benoît Canet <benoit.canet@nodalink.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2014-10-07 13:59:24 +02:00 committed by Kevin Wolf
parent d829a2115f
commit 6007cdd448
1 changed files with 12 additions and 8 deletions
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20
blockdev.c
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@ -1593,8 +1593,10 @@ exit:
}
static void eject_device(BlockDriverState *bs, int force, Error **errp)
static void eject_device(BlockBackend *blk, int force, Error **errp)
{
BlockDriverState *bs = blk_bs(blk);
if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_EJECT, errp)) {
return;
}
@ -1618,15 +1620,15 @@ static void eject_device(BlockDriverState *bs, int force, Error **errp)
void qmp_eject(const char *device, bool has_force, bool force, Error **errp)
{
BlockDriverState *bs;
BlockBackend *blk;
bs = bdrv_find(device);
if (!bs) {
blk = blk_by_name(device);
if (!blk) {
error_set(errp, QERR_DEVICE_NOT_FOUND, device);
return;
}
eject_device(bs, force, errp);
eject_device(blk, force, errp);
}
void qmp_block_passwd(bool has_device, const char *device,
@ -1685,16 +1687,18 @@ static void qmp_bdrv_open_encrypted(BlockDriverState *bs, const char *filename,
void qmp_change_blockdev(const char *device, const char *filename,
const char *format, Error **errp)
{
BlockBackend *blk;
BlockDriverState *bs;
BlockDriver *drv = NULL;
int bdrv_flags;
Error *err = NULL;
bs = bdrv_find(device);
if (!bs) {
blk = blk_by_name(device);
if (!blk) {
error_set(errp, QERR_DEVICE_NOT_FOUND, device);
return;
}
bs = blk_bs(blk);
if (format) {
drv = bdrv_find_whitelisted_format(format, bs->read_only);
@ -1704,7 +1708,7 @@ void qmp_change_blockdev(const char *device, const char *filename,
}
}
eject_device(bs, 0, &err);
eject_device(blk, 0, &err);
if (err) {
error_propagate(errp, err);
return;