Re: [Linaro-acpi] [PATCH v3 1/5] ACPI: add in a bad_madt_entry() function to eventually replace the macro

From: Al Stone
Date: Thu Sep 10 2015 - 10:13:43 EST


On 09/10/2015 06:14 AM, Graeme Gregory wrote:
> On Wed, Sep 09, 2015 at 03:09:47PM -0600, Al Stone wrote:
>> The existing BAD_MADT_ENTRY macro only checks that the size of the data
>> structure for an MADT subtable matches the length entry in the subtable.
>> This is, unfortunately, not reliable. Nor, as it turns out, does it have
>> anything to do with what the length should be in any particular table.
>>

[snip...]
if (handler(entry, table_end))
>> return -EINVAL;
>>
>> @@ -349,7 +592,7 @@ int __init acpi_table_parse(char *id, acpi_tbl_table_handler handler)
>> return -ENODEV;
>> }
>>
>> -/*
>> +/*
>> * The BIOS is supposed to supply a single APIC/MADT,
>> * but some report two. Provide a knob to use either.
>> * (don't you wish instance 0 and 1 were not the same?)
>
> Unrelated whitespace change snuck in here.
>
> Graeme

Bah. Nice catch; not sure how that got in there, but duly noted.

--
ciao,
al
-----------------------------------
Al Stone
Software Engineer
Red Hat, Inc.
ahs3@xxxxxxxxxx
-----------------------------------
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