# \[PATCH v2 03/32\] fbdev/vfb: Set FBINFO\_VIRTFB flag

- From: Thomas Zimmermann \<tzimmermann@suse.de\>
- Date: 2023-11-27 13:17:04 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2023/11/9242577
- Thread: https://ratatoskr.run/linux-fbdev/2023/11/9242578/t.md

```text
The vfb driver operates on system memory. Mark the framebuffer
accordingly. Helpers operating on the framebuffer memory will test
for the presence of this flag.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
---
 drivers/video/fbdev/vfb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/video/fbdev/vfb.c b/drivers/video/fbdev/vfb.c
index 1b7c338f99560..c748b9311fb12 100644
--- a/drivers/video/fbdev/vfb.c
+++ b/drivers/video/fbdev/vfb.c
@@ -440,6 +440,7 @@ static int vfb_probe(struct platform_device *dev)
 	if (!info)
 		goto err;
 
+	info->flags |= FBINFO_VIRTFB;
 	info->screen_buffer = videomemory;
 	info->fbops = &vfb_ops;
 
-- 
2.43.0

```