This set provides implementation of huge pages on the 8xx Christophe Leroy (6): powerpc: port 64 bits pgtable_cache to 32 bits powerpc: fix usage of _PAGE_RO in hugepage powerpc/8xx: use r3 to scratch CR in ITLBmiss powerpc/8xx: Move additional DTLBMiss handlers out of exception area powerpc/8xx: make user addr DTLB miss the short path powerpc/8xx: implementation of huge pages
arch/powerpc/include/asm/book3s/32/pgalloc.h | 44 ++++- arch/powerpc/include/asm/book3s/32/pgtable.h | 43 ++--- arch/powerpc/include/asm/book3s/64/pgtable.h | 5 +- arch/powerpc/include/asm/hugetlb.h | 20 ++- arch/powerpc/include/asm/mmu-8xx.h | 35 ++++ arch/powerpc/include/asm/mmu.h | 25 +-- arch/powerpc/include/asm/nohash/32/pgalloc.h | 44 ++++- arch/powerpc/include/asm/nohash/32/pgtable.h | 45 ++--- arch/powerpc/include/asm/nohash/32/pte-8xx.h | 1 + arch/powerpc/include/asm/nohash/64/pgtable.h | 2 - arch/powerpc/include/asm/nohash/pgtable.h | 4 + arch/powerpc/include/asm/pgtable.h | 2 + arch/powerpc/include/asm/reg_8xx.h | 2 +- arch/powerpc/kernel/head_8xx.S | 235 +++++++++++++++++++-------- arch/powerpc/mm/Makefile | 2 +- arch/powerpc/mm/hugetlbpage.c | 184 ++++++++------------- arch/powerpc/mm/init-common.c | 152 +++++++++++++++++ arch/powerpc/mm/init_32.c | 5 - arch/powerpc/mm/init_64.c | 82 ---------- arch/powerpc/mm/pgtable_32.c | 37 ----- arch/powerpc/mm/tlb_nohash.c | 21 ++- arch/powerpc/platforms/8xx/Kconfig | 1 + arch/powerpc/platforms/Kconfig.cputype | 1 + 23 files changed, 603 insertions(+), 389 deletions(-) create mode 100644 arch/powerpc/mm/init-common.c -- 2.1.0