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SubjectRe: [PATCH 5/5] kexec: X86: Pass memory ranges via e820 table instead of memmap= boot parameter
On 04/14/2013 09:52 PM, HATAYAMA Daisuke wrote:
> This sounds like there's no such issue on x86 cache mechanism. Is it
> correct? If so, what is the difference between ia64 and x86 cache
> mechanisms?

I'm just going by the code comments:

drivers/char/mem.c
> /*
> * On ia64 if a page has been mapped somewhere as uncached, then
> * it must also be accessed uncached by the kernel or data
> * corruption may occur.
> */



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