On 11/3/15, Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com> wrote: > Denis Kirjanov <k...@linux-powerpc.org> writes: > >> On 10/23/15, Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com> wrote: >>> Denis Kirjanov <k...@linux-powerpc.org> writes: >>> >>>> On 10/17/15, Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com> wrote: >>>>> Hi All, >>>>> >>>>> This patch series attempt to update book3s 64 linux page table format >>>>> to >>>>> make it more flexible. Our current pte format is very restrictive and >>>>> we >>>>> overload multiple pte bits. This is due to the non-availability of free >>>>> bits >>>>> in pte_t. We use pte_t to track the validity of 4K subpages. This patch >>>>> series free up pte_t of 11 bits by moving 4K subpage tracking to the >>>>> lower half of PTE page. The pte format is updated such that we have a >>>>> better method for identifying a pte entry at pmd level. This will also >>>>> enable >>>>> us to implement hugetlb migration(not yet done in this series). >>>> >>>> Hi, what tree does this apply to? >>>> >>> >>> linux-powerpc tree -next branch >>> >>> https://git.kernel.org/cgit/linux/kernel/git/powerpc/linux.git/ >> >> Ok, but I'm getting the following error after applying the first patch >> from your series: >> >> error: patch failed: arch/powerpc/include/asm/pgalloc-64.h:166 >> error: arch/powerpc/include/asm/pgalloc-64.h: patch does not apply >> error: arch/powerpc/mm/hash64_64k.c: No such file or directory >> >> kda@hydra ~/devel/linux $ git branch >> master >> * next >> kda@hydra ~/devel/linux $ git remote show origin >> * remote origin >> Fetch URL: >> git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git >> Push URL: >> git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git >> >> Or am I missing something? > > > Why not use > > The patch series can also be found at > https://github.com/kvaneesh/linux.git book3s-pte-format > https://github.com/kvaneesh/linux/commits/book3s-pte-format
I've started playing with your changes. Also I want to run Mel Gorman's mm tests[0] but it needs some work to adapt them to run. Thanks! [0] https://lwn.net/Articles/454121/ > > > -aneesh > > _______________________________________________ > Linuxppc-dev mailing list > Linuxppc-dev@lists.ozlabs.org > https://lists.ozlabs.org/listinfo/linuxppc-dev _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev