diff options
Diffstat (limited to 'block/commit.c')
| -rw-r--r-- | block/commit.c | 29 |
1 files changed, 9 insertions, 20 deletions
diff --git a/block/commit.c b/block/commit.c index eb41457..da69165 100644 --- a/block/commit.c +++ b/block/commit.c @@ -68,19 +68,13 @@ static int coroutine_fn commit_populate(BlockBackend *bs, BlockBackend *base, return 0; } -typedef struct { - int ret; -} CommitCompleteData; - -static void commit_complete(Job *job, void *opaque) +static void commit_exit(Job *job) { CommitBlockJob *s = container_of(job, CommitBlockJob, common.job); BlockJob *bjob = &s->common; - CommitCompleteData *data = opaque; BlockDriverState *top = blk_bs(s->top); BlockDriverState *base = blk_bs(s->base); BlockDriverState *commit_top_bs = s->commit_top_bs; - int ret = data->ret; bool remove_commit_top_bs = false; /* Make sure commit_top_bs and top stay around until bdrv_replace_node() */ @@ -91,10 +85,10 @@ static void commit_complete(Job *job, void *opaque) * the normal backing chain can be restored. */ blk_unref(s->base); - if (!job_is_cancelled(job) && ret == 0) { + if (!job_is_cancelled(job) && job->ret == 0) { /* success */ - ret = bdrv_drop_intermediate(s->commit_top_bs, base, - s->backing_file_str); + job->ret = bdrv_drop_intermediate(s->commit_top_bs, base, + s->backing_file_str); } else { /* XXX Can (or should) we somehow keep 'consistent read' blocked even * after the failed/cancelled commit job is gone? If we already wrote @@ -117,9 +111,6 @@ static void commit_complete(Job *job, void *opaque) * bdrv_set_backing_hd() to fail. */ block_job_remove_all_bdrv(bjob); - job_completed(job, ret, NULL); - g_free(data); - /* If bdrv_drop_intermediate() didn't already do that, remove the commit * filter driver from the backing chain. Do this as the final step so that * the 'consistent read' permission can be granted. */ @@ -134,10 +125,9 @@ static void commit_complete(Job *job, void *opaque) bdrv_unref(top); } -static void coroutine_fn commit_run(void *opaque) +static int coroutine_fn commit_run(Job *job, Error **errp) { - CommitBlockJob *s = opaque; - CommitCompleteData *data; + CommitBlockJob *s = container_of(job, CommitBlockJob, common.job); int64_t offset; uint64_t delay_ns = 0; int ret = 0; @@ -210,9 +200,7 @@ static void coroutine_fn commit_run(void *opaque) out: qemu_vfree(buf); - data = g_malloc(sizeof(*data)); - data->ret = ret; - job_defer_to_main_loop(&s->common.job, commit_complete, data); + return ret; } static const BlockJobDriver commit_job_driver = { @@ -222,7 +210,8 @@ static const BlockJobDriver commit_job_driver = { .free = block_job_free, .user_resume = block_job_user_resume, .drain = block_job_drain, - .start = commit_run, + .run = commit_run, + .exit = commit_exit, }, }; |