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| author | Vladimir Sementsov-Ogievskiy | 2021-01-16 22:46:57 +0100 |
|---|---|---|
| committer | Max Reitz | 2021-01-26 14:36:37 +0100 |
| commit | d51590fc3eb0589e0e82ed960da976d0442e662a (patch) | |
| tree | fe195f5e9ba44ab9594a24e63e4083461190c203 /block/block-copy.c | |
| parent | iotests: 257: prepare for backup over block-copy (diff) | |
| download | qemu-d51590fc3eb0589e0e82ed960da976d0442e662a.tar.gz qemu-d51590fc3eb0589e0e82ed960da976d0442e662a.tar.xz qemu-d51590fc3eb0589e0e82ed960da976d0442e662a.zip | |
block/block-copy: make progress_bytes_callback optional
We are going to stop use of this callback in the following commit.
Still the callback handling code will be dropped in a separate commit.
So, for now let's make it optional.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210116214705.822267-16-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'block/block-copy.c')
| -rw-r--r-- | block/block-copy.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/block/block-copy.c b/block/block-copy.c index 82cf945693..61d82d9a1c 100644 --- a/block/block-copy.c +++ b/block/block-copy.c @@ -454,7 +454,9 @@ static coroutine_fn int block_copy_task_entry(AioTask *task) t->call_state->error_is_read = error_is_read; } else { progress_work_done(t->s->progress, t->bytes); - t->s->progress_bytes_callback(t->bytes, t->s->progress_opaque); + if (t->s->progress_bytes_callback) { + t->s->progress_bytes_callback(t->bytes, t->s->progress_opaque); + } } co_put_to_shres(t->s->mem, t->bytes); block_copy_task_end(t, ret); |