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On Tue, Apr 29, 2008 at 3:30 AM, Yinghai Lu <yhlu.kernel@gmail.com> wrote: > > On Tue, Apr 29, 2008 at 2:47 AM, Gabriel C <nix.or.die@googlemail.com> wrote: > > Yinghai Lu wrote: > > > some BIOS like to use continus MTRR layout, and may X driver can not add > > > WB entries for graphical cards when 4g or more RAM installed. > > > > > > the patch will change MTRR to discrete. > > > > > > mtrr_chunk_size= could be used to have smaller continuous block to hold holes. > > > default is 256m, could be set according to size of graphics card memory. > > > > > > v2: fix -1 for UC checking > > > v3: default to disable, and need use enable_mtrr_cleanup to enable this feature > > > skip the var state change warning. > > > remove next_basek in range_to_mtrr() > > > v4: correct warning mask. > > > v5: CONFIG_MTRR_SANITIZER > > > v6: fix 1g, 2g, 512 aligment with extra hole > > > v7: gran_sizek to prevent running out of MTRRs. > > > > > > > With this version ( and patch http://lkml.org/lkml/2008/4/29/97 ) applyed on latest linus git tree > > the box OOPS'es early. > > > > Sorry I don't have time right now to write down the part of the OOPS I can see on monitor , I can try to find > > some time later. > > > > In any way OOPS'es on __free_one_page+0x191/0x21e > > thanks. found one problem with hole_basek ... > > will send you v8, and hope it will be last version. please try v8, it should get rid of the 8m entry. it need patch http://lkml.org/lkml/2008/4/29/97 too. Thanks Yinghai Lu | ||||||||||
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