From: Peter Xu <[email protected]> We can safely use the async version of put buffer here because the qemufile will be flushed right away.
Suggested-by: Fabiano Rosas <[email protected]> Signed-off-by: Peter Xu <[email protected]> Reviewed-by: Fabiano Rosas <[email protected]> Tested-by: Lukas Straub <[email protected]> Link: https://lore.kernel.org/qemu-devel/[email protected] Signed-off-by: Fabiano Rosas <[email protected]> --- migration/colo.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/migration/colo.c b/migration/colo.c index 1b94e0f0ee..0b1a58cd8f 100644 --- a/migration/colo.c +++ b/migration/colo.c @@ -486,7 +486,8 @@ static int colo_do_checkpoint_transaction(MigrationState *s, goto out; } - qemu_put_buffer(s->to_dst_file, bioc->data, bioc->usage); + /* We can use async put because flush happens right away */ + qemu_put_buffer_async(s->to_dst_file, bioc->data, bioc->usage, false); ret = qemu_fflush(s->to_dst_file); if (ret < 0) { goto out; -- 2.51.0
