Messages in this thread | | | Date | Wed, 9 Jul 2008 23:57:40 -0700 | From | "Yinghai Lu" <> | Subject | Re: [PATCh] x86: overmapped fix when 4K pages on tail - 64bit |
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On Wed, Jul 9, 2008 at 11:53 PM, Ingo Molnar <mingo@elte.hu> wrote: > > * Yinghai Lu <yhlu.kernel@gmail.com> wrote: > >> fix phys_pmd_init to make sure not to return big value than end. >> >> also print out range split:1G/2M/4K > > applied to tip/x86/core, thanks Yinghai. Lets hope it all goes well, > this is a rather scary change - but it's also fairly clean. > > perhaps add a comment to the limit of 5 of mapping ranges - to point out > that the number of mapping ranges depends on our programming, not on any > external factor. I.e. if anyone adds a new mapping range to the kernel > for any purpose, it must be extended - but otherwise it cannot run out > due to new hardware.
4k, 2M, 1G, 2M, 4k
some day will get 512g page?
YH
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