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SubjectRe: [PATCH] x86: Extend test_and_set_bit() test_and_clean_bit() to 64 bits in X86_64
H. Peter Anvin wrote:
> Sheng Yang wrote:
>> This fix 44/45 bit width memory can't boot up issue. The reason is
>> free_bootmem_node()->mark_bootmem_node()->__free() use test_and_clean_bit() to
>> clean node_bootmem_map, but for 44bits width address, the idx set bit 31 (43 -
>> 12), which consider as a nagetive value for bts.
>>
>> This patch applied to tip/mm.
>
> Hi Sheng,
>
> Could you try the attached patch instead?
>
> -hpa
>

Sorry, wrong patch entirely... here is the right one.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.



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