diff options
| -rw-r--r-- | block/nbd.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/block/nbd.c b/block/nbd.c index 2e20831715..b05d1d0407 100644 --- a/block/nbd.c +++ b/block/nbd.c @@ -301,6 +301,12 @@ static int nbd_co_flush(BlockDriverState *bs) return nbd_client_session_co_flush(&s->client); } +static void nbd_refresh_limits(BlockDriverState *bs, Error **errp) +{ + bs->bl.max_discard = UINT32_MAX >> BDRV_SECTOR_BITS; + bs->bl.max_transfer_length = UINT32_MAX >> BDRV_SECTOR_BITS; +} + static int nbd_co_discard(BlockDriverState *bs, int64_t sector_num, int nb_sectors) { @@ -396,6 +402,7 @@ static BlockDriver bdrv_nbd = { .bdrv_close = nbd_close, .bdrv_co_flush_to_os = nbd_co_flush, .bdrv_co_discard = nbd_co_discard, + .bdrv_refresh_limits = nbd_refresh_limits, .bdrv_getlength = nbd_getlength, .bdrv_detach_aio_context = nbd_detach_aio_context, .bdrv_attach_aio_context = nbd_attach_aio_context, @@ -413,6 +420,7 @@ static BlockDriver bdrv_nbd_tcp = { .bdrv_close = nbd_close, .bdrv_co_flush_to_os = nbd_co_flush, .bdrv_co_discard = nbd_co_discard, + .bdrv_refresh_limits = nbd_refresh_limits, .bdrv_getlength = nbd_getlength, .bdrv_detach_aio_context = nbd_detach_aio_context, .bdrv_attach_aio_context = nbd_attach_aio_context, @@ -430,6 +438,7 @@ static BlockDriver bdrv_nbd_unix = { .bdrv_close = nbd_close, .bdrv_co_flush_to_os = nbd_co_flush, .bdrv_co_discard = nbd_co_discard, + .bdrv_refresh_limits = nbd_refresh_limits, .bdrv_getlength = nbd_getlength, .bdrv_detach_aio_context = nbd_detach_aio_context, .bdrv_attach_aio_context = nbd_attach_aio_context, |