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path: root/drivers/video/fbdev/hyperv_fb.c
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Diffstat (limited to 'drivers/video/fbdev/hyperv_fb.c')
-rw-r--r--drivers/video/fbdev/hyperv_fb.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c
index 02411d89cb46..58c74d2356ba 100644
--- a/drivers/video/fbdev/hyperv_fb.c
+++ b/drivers/video/fbdev/hyperv_fb.c
@@ -1092,7 +1092,12 @@ 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;