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-rw-r--r--block/backup.c25
-rw-r--r--block/commit.c3
-rw-r--r--block/mirror.c4
-rw-r--r--block/stream.c3
-rw-r--r--include/block/blockjob_int.h3
5 files changed, 23 insertions, 15 deletions
diff --git a/block/backup.c b/block/backup.c
index 734a24c698..4ed449448a 100644
--- a/block/backup.c
+++ b/block/backup.c
@@ -323,17 +323,6 @@ static void backup_drain(BlockJob *job)
}
}
-static const BlockJobDriver backup_job_driver = {
- .instance_size = sizeof(BackupBlockJob),
- .job_type = BLOCK_JOB_TYPE_BACKUP,
- .set_speed = backup_set_speed,
- .commit = backup_commit,
- .abort = backup_abort,
- .clean = backup_clean,
- .attached_aio_context = backup_attached_aio_context,
- .drain = backup_drain,
-};
-
static BlockErrorAction backup_error_action(BackupBlockJob *job,
bool read, int error)
{
@@ -542,6 +531,18 @@ static void coroutine_fn backup_run(void *opaque)
block_job_defer_to_main_loop(&job->common, backup_complete, data);
}
+static const BlockJobDriver backup_job_driver = {
+ .instance_size = sizeof(BackupBlockJob),
+ .job_type = BLOCK_JOB_TYPE_BACKUP,
+ .start = backup_run,
+ .set_speed = backup_set_speed,
+ .commit = backup_commit,
+ .abort = backup_abort,
+ .clean = backup_clean,
+ .attached_aio_context = backup_attached_aio_context,
+ .drain = backup_drain,
+};
+
void backup_start(const char *job_id, BlockDriverState *bs,
BlockDriverState *target, int64_t speed,
MirrorSyncMode sync_mode, BdrvDirtyBitmap *sync_bitmap,
@@ -653,7 +654,7 @@ void backup_start(const char *job_id, BlockDriverState *bs,
block_job_add_bdrv(&job->common, target);
job->common.len = len;
- job->common.co = qemu_coroutine_create(backup_run, job);
+ job->common.co = qemu_coroutine_create(job->common.driver->start, job);
block_job_txn_add_job(txn, &job->common);
qemu_coroutine_enter(job->common.co);
return;
diff --git a/block/commit.c b/block/commit.c
index e1eda8908b..20d27e27a8 100644
--- a/block/commit.c
+++ b/block/commit.c
@@ -205,6 +205,7 @@ static const BlockJobDriver commit_job_driver = {
.instance_size = sizeof(CommitBlockJob),
.job_type = BLOCK_JOB_TYPE_COMMIT,
.set_speed = commit_set_speed,
+ .start = commit_run,
};
void commit_start(const char *job_id, BlockDriverState *bs,
@@ -288,7 +289,7 @@ void commit_start(const char *job_id, BlockDriverState *bs,
s->backing_file_str = g_strdup(backing_file_str);
s->on_error = on_error;
- s->common.co = qemu_coroutine_create(commit_run, s);
+ s->common.co = qemu_coroutine_create(s->common.driver->start, s);
trace_commit_start(bs, base, top, s, s->common.co);
qemu_coroutine_enter(s->common.co);
diff --git a/block/mirror.c b/block/mirror.c
index b2c1fb855b..659e09cbaf 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -920,6 +920,7 @@ static const BlockJobDriver mirror_job_driver = {
.instance_size = sizeof(MirrorBlockJob),
.job_type = BLOCK_JOB_TYPE_MIRROR,
.set_speed = mirror_set_speed,
+ .start = mirror_run,
.complete = mirror_complete,
.pause = mirror_pause,
.attached_aio_context = mirror_attached_aio_context,
@@ -930,6 +931,7 @@ static const BlockJobDriver commit_active_job_driver = {
.instance_size = sizeof(MirrorBlockJob),
.job_type = BLOCK_JOB_TYPE_COMMIT,
.set_speed = mirror_set_speed,
+ .start = mirror_run,
.complete = mirror_complete,
.pause = mirror_pause,
.attached_aio_context = mirror_attached_aio_context,
@@ -1007,7 +1009,7 @@ static void mirror_start_job(const char *job_id, BlockDriverState *bs,
}
}
- s->common.co = qemu_coroutine_create(mirror_run, s);
+ s->common.co = qemu_coroutine_create(s->common.driver->start, s);
trace_mirror_start(bs, s, s->common.co, opaque);
qemu_coroutine_enter(s->common.co);
}
diff --git a/block/stream.c b/block/stream.c
index b05856bd65..92309ffc2e 100644
--- a/block/stream.c
+++ b/block/stream.c
@@ -218,6 +218,7 @@ static const BlockJobDriver stream_job_driver = {
.instance_size = sizeof(StreamBlockJob),
.job_type = BLOCK_JOB_TYPE_STREAM,
.set_speed = stream_set_speed,
+ .start = stream_run,
};
void stream_start(const char *job_id, BlockDriverState *bs,
@@ -254,7 +255,7 @@ void stream_start(const char *job_id, BlockDriverState *bs,
s->bs_flags = orig_bs_flags;
s->on_error = on_error;
- s->common.co = qemu_coroutine_create(stream_run, s);
+ s->common.co = qemu_coroutine_create(s->common.driver->start, s);
trace_stream_start(bs, base, s, s->common.co);
qemu_coroutine_enter(s->common.co);
}
diff --git a/include/block/blockjob_int.h b/include/block/blockjob_int.h
index 60d91a0678..82238229c6 100644
--- a/include/block/blockjob_int.h
+++ b/include/block/blockjob_int.h
@@ -47,6 +47,9 @@ struct BlockJobDriver {
/** Optional callback for job types that need to forward I/O status reset */
void (*iostatus_reset)(BlockJob *job);
+ /** Mandatory: Entrypoint for the Coroutine. */
+ CoroutineEntry *start;
+
/**
* Optional callback for job types whose completion must be triggered
* manually.