From: David Woodhouse <d...@amazon.co.uk>
Block devices don't work in PV Grub (0.9x) if there is no mode specified. It
complains: "Error ENOENT when reading the mode"
Signed-off-by: David Woodhouse <d...@amazon.co.uk>
Message-Id: <20250207143724.30792-2-dw...@infradead.org>
Signed-off-by: Anthony PERARD <anthony.per...@vates.tech>
---
hw/block/xen-block.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/hw/block/xen-block.c b/hw/block/xen-block.c
index 2098286b5f..ec04102b66 100644
--- a/hw/block/xen-block.c
+++ b/hw/block/xen-block.c
@@ -408,6 +408,8 @@ static void xen_block_realize(XenDevice *xendev, Error
**errp)
}
xen_device_backend_printf(xendev, "info", "%u", blockdev->info);
+ xen_device_backend_printf(xendev, "mode",
+ (blockdev->info & VDISK_READONLY) ? "r" : "w");
xen_device_frontend_printf(xendev, "virtual-device", "%lu",
vdev->number);
--
Anthony Perard | Vates XCP-ng Developer
XCP-ng & Xen Orchestra - Vates solutions
web: https://vates.tech
