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SubjectRe: [PATCH] x86: Extend test_and_set_bit() test_and_clean_bit() to 64 bits in X86_64
On Wed, May 13, 2009 at 04:17:27PM +0800, 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.

Should we really have different prototypes for these helpers on
different architectures?



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