"Aneesh Kumar K.V" <aneesh.ku...@linux.vnet.ibm.com> writes:
> On Wednesday 28 June 2017 12:48 PM, Alexey Kardashevskiy wrote: >> On 28/06/17 16:09, Aneesh Kumar K.V wrote: >>> We can use pfn_to_page in realmode for other configs. Hence remove the >>> CONFIG_FLATMEM ifdef >> >> For CONFIG_SPARSEMEM and CONFIG_DISCONTIGMEM and others (I am struggling to >> find the full list :) )? Are you sure about that? If I recall correctly, at >> the time realmode_pfn_to_page() could not work for all of them, what changed? > > That is one thing I wanted to check. Everything other than > SPARSEMEM_VMEMMAP should use linear mapping which can work with real > mode also right ? Or am i missing something ? I think that's right. But I'm going to make you test it anyway :) cheers