| Date | Tue, 18 Dec 2012 19:57:51 -0800 | Subject | Re: [PATCH v6 05/27] x86, 64bit: clear ident mapping when kernel is above 512G | From | Yinghai Lu <> |
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On Sun, Dec 16, 2012 at 9:49 AM, Borislav Petkov <bp@alien8.de> wrote: > On Thu, Dec 13, 2012 at 02:01:59PM -0800, Yinghai Lu wrote: >> After following patch: >> x86, 64bit: Set extra ident mapping for whole kernel range >> >> We have extra ident mapping for kernel that is loaded above 1G. > > What? > > /me looks at next patch > > Aaah, the *next* patch adds an extra ident mapping. Why don't you say > so? > >> So need to clear extra pgd entry when kernel is loaded above 512g. > > Why then isn't that patch following the next patch instead of coming > before it?
make the transition smooth.
zap_ident is after setting in head_64.S
anyway the whole zap_ident get deleted and we don't need this patch anymore.
Yinghai
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