diff options
| -rw-r--r-- | block.c | 7 | ||||
| -rw-r--r-- | include/block/block_int.h | 8 |
2 files changed, 14 insertions, 1 deletions
@@ -349,7 +349,7 @@ void bdrv_get_full_backing_filename(BlockDriverState *bs, char *dest, size_t sz, dest, sz, errp); } -void bdrv_register(BlockDriver *bdrv) +void bdrv_setup_io_funcs(BlockDriver *bdrv) { /* Block drivers without coroutine functions need emulation */ if (!bdrv->bdrv_co_readv) { @@ -365,6 +365,11 @@ void bdrv_register(BlockDriver *bdrv) bdrv->bdrv_aio_writev = bdrv_aio_writev_em; } } +} + +void bdrv_register(BlockDriver *bdrv) +{ + bdrv_setup_io_funcs(bdrv); QLIST_INSERT_HEAD(&bdrv_drivers, bdrv, list); } diff --git a/include/block/block_int.h b/include/block/block_int.h index 5ad20b2e10..db29b7424e 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -439,6 +439,14 @@ extern BlockDriver bdrv_file; extern BlockDriver bdrv_raw; extern BlockDriver bdrv_qcow2; +/** + * bdrv_setup_io_funcs: + * + * Prepare a #BlockDriver for I/O request processing by populating + * unimplemented coroutine and AIO interfaces with generic wrapper functions + * that fall back to implemented interfaces. + */ +void bdrv_setup_io_funcs(BlockDriver *bdrv); int get_tmp_filename(char *filename, int size); BlockDriver *bdrv_probe_all(const uint8_t *buf, int buf_size, |