Messages in this thread | | | Date | Tue, 9 Oct 2012 18:53:31 -0700 | Subject | Re: [PATCH 6/7] x86, mm: setup page table from top-down | From | Yinghai Lu <> |
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On Tue, Oct 9, 2012 at 4:58 PM, Yinghai Lu <yinghai@kernel.org> wrote: > Get pgt_buf early from BRK, and use it to map PMD_SIZE to top at first. > then use page from PMD_SIZE to map next blow range. > > alloc_low_page will use page from BRK at first, then will switch to use > to memblock to find and reserve page for page table usage. > > At last we could get rid of calculation and find early pgt related code. > > Suggested-by: "H. Peter Anvin" <hpa@zytor.com> > Signed-off-by: Yinghai Lu <yinghai@kernel.org>
sorry , there one typo in this patch, please use attached one instead. [unhandled content-type:application/octet-stream] | |