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author | Paul Mackerras <paulus@samba.org> | 2005-11-08 11:14:20 +1100 |
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committer | Paul Mackerras <paulus@samba.org> | 2005-11-08 11:14:20 +1100 |
commit | 24bfb00123e82a2e70bd115277d922438813515b (patch) | |
tree | 27328b8a5718e16d64e2d101f4b7ddcad5930aed /arch/powerpc/mm/hash_utils_64.c | |
parent | c6135234550ed89a6fd0e8cb229633967e41d649 (diff) | |
parent | 3f00d3e8fb963968a922d821a9a53b503b687e81 (diff) | |
download | op-kernel-dev-24bfb00123e82a2e70bd115277d922438813515b.zip op-kernel-dev-24bfb00123e82a2e70bd115277d922438813515b.tar.gz |
Merge ../linux-2.6
Diffstat (limited to 'arch/powerpc/mm/hash_utils_64.c')
-rw-r--r-- | arch/powerpc/mm/hash_utils_64.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 37273f5..3d83c3b 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -328,12 +328,14 @@ static void __init htab_init_page_sizes(void) */ if (mmu_psize_defs[MMU_PAGE_16M].shift) mmu_huge_psize = MMU_PAGE_16M; + /* With 4k/4level pagetables, we can't (for now) cope with a + * huge page size < PMD_SIZE */ else if (mmu_psize_defs[MMU_PAGE_1M].shift) mmu_huge_psize = MMU_PAGE_1M; /* Calculate HPAGE_SHIFT and sanity check it */ - if (mmu_psize_defs[mmu_huge_psize].shift > 16 && - mmu_psize_defs[mmu_huge_psize].shift < 28) + if (mmu_psize_defs[mmu_huge_psize].shift > MIN_HUGEPTE_SHIFT && + mmu_psize_defs[mmu_huge_psize].shift < SID_SHIFT) HPAGE_SHIFT = mmu_psize_defs[mmu_huge_psize].shift; else HPAGE_SHIFT = 0; /* No huge pages dude ! */ |