diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c index 5bc86f481a78ebff10ef04f51fbb8a2c30387cb3..c8b0ae676809ba041e954ad876ec71e76da8b0ba 100644 --- a/drivers/video/fbdev/hyperv_fb.c +++ b/drivers/video/fbdev/hyperv_fb.c @@ -1093,7 +1093,12 @@ static int hvfb_getmem(struct hv_device *hdev, struct fb_info *info) goto err1; } - fb_virt = ioremap(par->mem->start, screen_fb_size); + /* + * Map the VRAM cacheable for performance. This is also required for + * VM Connect to display properly for ARM64 Linux VM, as the host also + * maps the VRAM cacheable. + */ + fb_virt = ioremap_cache(par->mem->start, screen_fb_size); if (!fb_virt) goto err2;