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blockjob: introduce block-job-change QMP command

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which will allow changing job-type-specific options after job
creation.

In the JobVerbTable, the same allow bits as for set-speed are used,
because set-speed can be considered an existing change command.

Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Message-ID: <20231031135431.393137-2-f.ebner@proxmox.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Fiona Ebner 2023-10-31 14:54:22 +01:00 • committed by Kevin Wolf
parent 073458da56
commit 61a3a5a76a
7 changed files with 82 additions and 1 deletions
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14
blockdev.c
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@ -3392,6 +3392,20 @@ void qmp_block_job_dismiss(const char *id, Error **errp)
job_dismiss_locked(&job, errp);
}
void qmp_block_job_change(BlockJobChangeOptions *opts, Error **errp)
{
BlockJob *job;
JOB_LOCK_GUARD();
job = find_block_job_locked(opts->id, errp);
if (!job) {
return;
}
block_job_change_locked(job, opts, errp);
}
void qmp_change_backing_file(const char *device,
const char *image_node_name,
const char *backing_file,