[Libguestfs] [v2v PATCH] output_qemu: pass "=on" with "readonly" to "-drive"

[Laszlo Ersek]

> qemu-system-x86_64: -drive
> if=pflash,format=raw,file=/usr/share/OVMF/OVMF_CODE.fd,readonly: warning:
> short-form boolean option 'readonly' deprecated
> Please use readonly=on instead

Reported-by: Ming Xie <mxie at redhat.com>
Signed-off-by: Laszlo Ersek <lersek at redhat.com>
---
 output/output_qemu.ml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/output/output_qemu.ml b/output/output_qemu.ml
index 29adcba901a3..3269fba501e4 100644
--- a/output/output_qemu.ml
+++ b/output/output_qemu.ml
@@ -164,7 +164,7 @@ module QEMU = struct
           arg_list "-global"
             ["driver=cfi.pflash01"; "property=secure"; "value=on"];
         arg_list "-drive"
-          ["if=pflash"; "format=raw"; "file=" ^ code; "readonly"];
+          ["if=pflash"; "format=raw"; "file=" ^ code; "readonly=on"];
         arg_noquote "-drive" "if=pflash,format=raw,file=\"$uefi_vars\"";
     );
 

base-commit: 03c7f0561081ca5c9fce8a89191a230c5f1add23
-- 
2.19.1.3.g30247aa5d201