Messages in this thread |  | | | Date | Tue, 24 May 2011 16:07:06 -0700 | | From | "H. Peter Anvin" <> | | Subject | Re: [RFC][PATCH] Randomize kernel base address on boot |
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On 05/24/2011 04:04 PM, Dan Rosenberg wrote: > >> 2. Not introduce a performance regression (we avoid locating in the >> bottom 16 MiB for performance reasons, except on very small systems); > > I altered the boot code so that it uses CONFIG_PHYSICAL_START, which > defaults to 16 MiB, as a lower bound on location. So nothing will ever > get loaded below there, and I still can take advantage of higher > alignment granularity. Are there other problems I'm not anticipating? >
Please look at the discussion as to what led us to do things this way.
-hpa
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