Messages in this thread Patch in this message | | | Date | Thu, 15 Apr 2004 13:54:46 +1000 | From | David Gibson <> | Subject | PPC64 hugepage cleanup |
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Andrew, please apply. This is a small cleanup to the PPC64 hugepage code. It removes an unhelpful function, removing some studlyCaps in the process. It was originally this way to match the normal page path, but that has all been rewritten since.
Index: working-2.6/arch/ppc64/mm/hugetlbpage.c =================================================================== --- working-2.6.orig/arch/ppc64/mm/hugetlbpage.c 2004-04-13 11:42:35.000000000 +1000 +++ working-2.6/arch/ppc64/mm/hugetlbpage.c 2004-04-14 15:04:28.512784264 +1000 @@ -609,15 +609,6 @@ } } -static inline unsigned long computeHugeHptePP(unsigned int hugepte) -{ - unsigned long flags = 0x2; - - if (! (hugepte & _HUGEPAGE_RW)) - flags |= 0x1; - return flags; -} - int hash_huge_page(struct mm_struct *mm, unsigned long access, unsigned long ea, unsigned long vsid, int local) { @@ -671,7 +662,7 @@ old_pte = *ptep; new_pte = old_pte; - hpteflags = computeHugeHptePP(hugepte_val(new_pte)); + hpteflags = 0x2 | (! (hugepte_val(new_pte) & _HUGEPAGE_RW)); /* Check if pte already has an hpte (case 2) */ if (unlikely(hugepte_val(old_pte) & _HUGEPAGE_HASHPTE)) {
-- David Gibson | For every complex problem there is a david AT gibson.dropbear.id.au | solution which is simple, neat and | wrong. http://www.ozlabs.org/people/dgibson - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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