[PATCH v4 09/11] block: bdrv_create_file is a coroutine_fn

[Emanuele Giuseppe Esposito <eesposit@redhat.com>]

It is always called in coroutine_fn callbacks, therefore
it can directly call bdrv_co_create().

Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
---
 block.c                            | 6 ++++--
 include/block/block-global-state.h | 3 ++-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/block.c b/block.c
index c610a32e77..7a4c3eb540 100644
--- a/block.c
+++ b/block.c
@@ -534,6 +534,7 @@ static int coroutine_fn bdrv_co_create(BlockDriver *drv, const char *filename,
     int ret;
     char *filename_copy;
     GLOBAL_STATE_CODE();
+    assert(qemu_in_coroutine());
     assert(*errp == NULL);
     assert(drv);
 
@@ -725,7 +726,8 @@ out:
     return ret;
 }
 
-int bdrv_create_file(const char *filename, QemuOpts *opts, Error **errp)
+int coroutine_fn bdrv_create_file(const char *filename, QemuOpts *opts,
+                                  Error **errp)
 {
     QemuOpts *protocol_opts;
     BlockDriver *drv;
@@ -766,7 +768,7 @@ int bdrv_create_file(const char *filename, QemuOpts *opts, Error **errp)
         goto out;
     }
 
-    ret = bdrv_create(drv, filename, protocol_opts, errp);
+    ret = bdrv_co_create(drv, filename, protocol_opts, errp);
 out:
     qemu_opts_del(protocol_opts);
     qobject_unref(qdict);
diff --git a/include/block/block-global-state.h b/include/block/block-global-state.h
index 00e0cf8aea..6f35ed99e3 100644
--- a/include/block/block-global-state.h
+++ b/include/block/block-global-state.h
@@ -57,7 +57,8 @@ BlockDriver *bdrv_find_protocol(const char *filename,
 BlockDriver *bdrv_find_format(const char *format_name);
 int bdrv_create(BlockDriver *drv, const char* filename,
                 QemuOpts *opts, Error **errp);
-int bdrv_create_file(const char *filename, QemuOpts *opts, Error **errp);
+int coroutine_fn bdrv_create_file(const char *filename, QemuOpts *opts,
+                                  Error **errp);
 
 BlockDriverState *bdrv_new(void);
 int bdrv_append(BlockDriverState *bs_new, BlockDriverState *bs_top,
-- 
2.31.1