[PATCH v3 4/4] hyperv-fb: kick off efifb early
STALE4603d
From: Gerd Hoffmann <kraxel@redhat.com>
Date: 2014-02-24 13:17:44
Also in:
lkml
Subsystem:
framebuffer layer, the rest · Maintainers:
Helge Deller, Linus Torvalds
Revision v3 of 2 in this series.
Revisions (2)
- v2 [diff vs current]
- v3 current
Remove firmware framebuffer before initializing hyperv-fb. Needed on gen2 virtual machines. Letting register_framebuffer handle the switchover results in efifb still being active while hyperv graphics are initialized, which in turn can make the linux kernel hang. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- drivers/video/hyperv_fb.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/video/hyperv_fb.c b/drivers/video/hyperv_fb.c
index 135d8cd..a570836 100644
--- a/drivers/video/hyperv_fb.c
+++ b/drivers/video/hyperv_fb.c@@ -683,6 +683,7 @@ static int hvfb_getmem(struct fb_info *info) info->apertures->ranges[0].base = pci_resource_start(pdev, 0); info->apertures->ranges[0].size = pci_resource_len(pdev, 0); } + remove_conflicting_framebuffers(info->apertures, "hyperv-fb", false); info->fix.smem_start = par->mem.start; info->fix.smem_len = screen_fb_size;
--
1.8.3.1