Messages in this thread | | | Date | Tue, 26 Aug 2014 15:58:50 -0700 | Subject | Re: [PATCH] x86: only load initrd above 4g on second try | From | Yinghai Lu <> |
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On Tue, Aug 26, 2014 at 3:16 PM, Mantas Mikulėnas <grawity@gmail.com> wrote: > > In particular, I just realized yesterday that I don't know whether > it's referring to physical or virtual addresses in the initrd load > code -- and the laptop only has 4 GB of memory, so the kernel > shouldn't be using larger physical addresses in the first place. > (Virtual ones, on the other hand, /would/ mean a weird bug like > described above.)
When you have 4G ram installed, the mmio could take [3G,4G). ram range will be [0,3G), [4G, 5G).
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