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-rw-r--r--blockjob.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/blockjob.c b/blockjob.c
index afd92db01f..ecc5fcbdf8 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -357,10 +357,8 @@ static void block_job_completed_single(BlockJob *job)
}
}
- if (job->txn) {
- QLIST_REMOVE(job, txn_list);
- block_job_txn_unref(job->txn);
- }
+ QLIST_REMOVE(job, txn_list);
+ block_job_txn_unref(job->txn);
block_job_unref(job);
}
@@ -647,7 +645,7 @@ static void block_job_event_completed(BlockJob *job, const char *msg)
*/
void *block_job_create(const char *job_id, const BlockJobDriver *driver,
- BlockDriverState *bs, uint64_t perm,
+ BlockJobTxn *txn, BlockDriverState *bs, uint64_t perm,
uint64_t shared_perm, int64_t speed, int flags,
BlockCompletionFunc *cb, void *opaque, Error **errp)
{
@@ -729,6 +727,17 @@ void *block_job_create(const char *job_id, const BlockJobDriver *driver,
return NULL;
}
}
+
+ /* Single jobs are modeled as single-job transactions for sake of
+ * consolidating the job management logic */
+ if (!txn) {
+ txn = block_job_txn_new();
+ block_job_txn_add_job(txn, job);
+ block_job_txn_unref(txn);
+ } else {
+ block_job_txn_add_job(txn, job);
+ }
+
return job;
}
@@ -752,13 +761,11 @@ void block_job_early_fail(BlockJob *job)
void block_job_completed(BlockJob *job, int ret)
{
+ assert(job && job->txn && !job->completed);
assert(blk_bs(job->blk)->job == job);
- assert(!job->completed);
job->completed = true;
job->ret = ret;
- if (!job->txn) {
- block_job_completed_single(job);
- } else if (ret < 0 || block_job_is_cancelled(job)) {
+ if (ret < 0 || block_job_is_cancelled(job)) {
block_job_completed_txn_abort(job);
} else {
block_job_completed_txn_success(job);