block: add block_job_query

Extract it out of the implementation of info block-jobs.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Paolo Bonzini 2012-09-28 17:22:48 +02:00 committed by Kevin Wolf
parent 2f0c9fe64c
commit 30e628b709
3 changed files with 21 additions and 13 deletions

View File

@ -1232,19 +1232,8 @@ static void do_qmp_query_block_jobs_one(void *opaque, BlockDriverState *bs)
BlockJob *job = bs->job;
if (job) {
BlockJobInfoList *elem;
BlockJobInfo *info = g_new(BlockJobInfo, 1);
*info = (BlockJobInfo){
.type = g_strdup(job->job_type->job_type),
.device = g_strdup(bdrv_get_device_name(bs)),
.len = job->len,
.offset = job->offset,
.speed = job->speed,
};
elem = g_new0(BlockJobInfoList, 1);
elem->value = info;
BlockJobInfoList *elem = g_new0(BlockJobInfoList, 1);
elem->value = block_job_query(bs->job);
(*prev)->next = elem;
*prev = elem;
}

View File

@ -161,3 +161,14 @@ void block_job_sleep_ns(BlockJob *job, QEMUClock *clock, int64_t ns)
job->busy = true;
}
}
BlockJobInfo *block_job_query(BlockJob *job)
{
BlockJobInfo *info = g_new0(BlockJobInfo, 1);
info->type = g_strdup(job->job_type->job_type);
info->device = g_strdup(bdrv_get_device_name(job->bs));
info->len = job->len;
info->offset = job->offset;
info->speed = job->speed;
return info;
}

View File

@ -162,6 +162,14 @@ void block_job_cancel(BlockJob *job);
*/
bool block_job_is_cancelled(BlockJob *job);
/**
* block_job_query:
* @job: The job to get information about.
*
* Return information about a job.
*/
BlockJobInfo *block_job_query(BlockJob *job);
/**
* block_job_cancel_sync:
* @job: The job to be canceled.