On 01.06.2017 at 03:57 wrote Dave Young:
> This means the efi_bgrt_init failed out originally before the early init BGRT
> patch. Checking the code the only difference is current code we have no
> below code:
>
> status = acpi_get_table("BGRT", 0,
> (struct acpi_table_header **)&bgrt_tab);
> if (ACPI_FAILURE(status))
> return;
>
> So probably acpi_get_table has some more sanity checking and it failed
> early. Can you add a printk before above return to confirm it? Just test
> the old kernel without early init BGRT patch.
Doesn't fail early. I can see the printk.
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