ACK: [PATCH 2/3] data: klog.json: Add support for the x86 MTRR kernel messages

Alex Hung alex.hung at canonical.com
Wed Nov 21 03:05:51 UTC 2012


On 11/06/2012 02:37 AM, Colin King wrote:
> From: Colin Ian King <colin.king at canonical.com>
>
> Add support to check for messages in arch/x86/kernel/cpu/mtrr/generic.c
>
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>   data/klog.json |   16 ++++++++++++++++
>   1 file changed, 16 insertions(+)
>
> diff --git a/data/klog.json b/data/klog.json
> index 5007857..7211907 100644
> --- a/data/klog.json
> +++ b/data/klog.json
> @@ -78,6 +78,22 @@
>    [
>     {
>      "compare_mode": "regex",
> +   "log_level": "LOG_LEVEL_LOW",
> +   "tag": "FWTS_TAG_ACPI",
> +   "pattern": "MTRR.*CPU.*SYSCFG.*MtrrFixDramModEn.*not cleared by BIOS, clearing this bit",
> +   "advice": "The firmware is expected to clear MtrrFixDramModEn bit, see for example BIOS and Kernel Developer's Guide for the AMD Athlon 64 and AMD Opteron Processors (26094 Rev. 3.30 February 2006), section 13.2.1.2 SYSCFG Register. The MtrrFixDramModEn bit should be set 1 during firmware initalization of the fixed MTRRs, then cleared to 0 for operation. Hence the kernel has detected and worked around this fault.",
> +   "label": "KlogMtrrFixDramModEnNotClear"
> +  },
> +  {
> +   "compare_mode": "regex",
> +   "log_level": "LOG_LEVEL_HIGH",
> +   "tag": "FWTS_TAG_ACPI",
> +   "pattern": "MTRR.*CPU.*Writing MSR .* to .* failed",
> +   "advice": "Writing to a MTRR MSR has failed. The kernel cannot do much about this and has ignored the failure.",
> +   "label": "KlogMtrrWriteMsrFailed"
> +  },
> +  {
> +   "compare_mode": "regex",
>      "log_level": "LOG_LEVEL_HIGH",
>      "tag": "FWTS_TAG_ACPI",
>      "pattern": "acpi_request_vector.*invalid interrupt type",
>
Acked-by: Alex Hung <alex.hung at canonical.com>



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