Messages in this thread Patch in this message |  | | From | Gerd Hoffmann <> | Subject | [PATCH v3 4/4] hyperv-fb: kick off efifb early | Date | Mon, 24 Feb 2014 14:17:11 +0100 |
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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
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