Re: [tip:x86/microcode] x86/microcode_intel_early.c: Early update ucode on Intel's CPU

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On Mon, Dec 3, 2012 at 4:18 PM, Yu, Fenghua <fenghua.yu@xxxxxxxxx> wrote:
>> From: yhlu.kernel@xxxxxxxxx [mailto:yhlu.kernel@xxxxxxxxx] On Behalf Of
>> Yinghai Lu
>>
>> may need to copy the ucode.bin to BRK at first. that will make code
>> much simple, and later does not need to
>> copy them back in free_bootmem_initrd.
>>
>> aka, this patchset is not ready for 3.8 even.
>>
>
> I will relocate saved microcode blob (mc_saved_in_initrd) after initrd is
> relocated in updated patches. Thus, mc_saved_in_initrd always point to
> right initrd during boot time.

No, you should not copy that several times.

just pre-allocate some kbytes in BRK, and copy to there one time.

Yinghai
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