Messages in this thread | | | Date | Mon, 11 Mar 2013 13:28:03 -0700 | Subject | Re: [PATCH v2 19/20] x86, mm: Make init_mem_mapping be able to be called several times | From | Yinghai Lu <> |
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On Mon, Mar 11, 2013 at 6:16 AM, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> wrote: > On Sat, Mar 09, 2013 at 10:44:46PM -0800, Yinghai Lu wrote: >> Prepare to put page table on local nodes. >> >> Move calling of init_mem_mapping to early_initmem_init. >> >> Rework alloc_low_pages to alloc page table in following order: >> BRK, local node, low range >> >> Still only load_cr3 one time, otherwise we would break xen 64bit again. >> > > We could also fix that. Now that the regression storm has passed > and I am able to spend some time on it we could make it a bit more > resistant.
Never mind, We should only need to call load_cr3 one time.
as init_memory_mapping itself flush tlb everytime on 64bit.
Thanks
Yinghai
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