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From: Maniaxx <tripleshiftone-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: linux-acpi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: PROBLEM: Kernel panic on EFI BGRT early init code (kernel 4.11/4.12rc2) [regression]
Date: Thu, 1 Jun 2017 21:13:20 +0200	[thread overview]
Message-ID: <e6d656c0-c76b-42c3-8413-0198efb8a33a@gmail.com> (raw)
In-Reply-To: <20170601015621.GA4306-0VdLhd/A9Pl+NNSt+8eSiB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>

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.

  parent reply	other threads:[~2017-06-01 19:13 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <86c36f9b-f633-3354-d676-7693f35dae0d@gmail.com>
     [not found] ` <86c36f9b-f633-3354-d676-7693f35dae0d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-05-26  1:23   ` PROBLEM: Kernel panic on EFI BGRT early init code (kernel 4.11/4.12rc2) [regression] Dave Young
     [not found]     ` <a32eea98-9576-1ee7-c27a-b165204d825f@gmail.com>
     [not found]       ` <a32eea98-9576-1ee7-c27a-b165204d825f-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-05-27  5:14         ` Dave Young
     [not found]           ` <20170527051427.GA3492-0VdLhd/A9Pl+NNSt+8eSiB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2017-05-27  5:34             ` Dave Young
     [not found]               ` <20170527053457.GB3492-0VdLhd/A9Pl+NNSt+8eSiB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2017-06-01  1:17                 ` Maniaxx
2017-06-01  1:57                   ` Dave Young
     [not found]                     ` <20170601015621.GA4306-0VdLhd/A9Pl+NNSt+8eSiB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2017-06-01 19:13                       ` Maniaxx [this message]
2017-06-02  2:51                         ` Dave Young
2017-06-03 18:24                           ` Maniaxx
2017-06-04  0:11                             ` Maniaxx
2017-06-04  2:45                               ` Maniaxx
2017-06-07  8:57                           ` Dave Young

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