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| author |   Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2013-06-20 14:30:18 +0530 |
|---|---|---|
| committer |   Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-06-21 16:01:54 +1000 |
| commit | 12bc9f6fc1d6582b4529ac522d2231bd2584a5f1 (patch) | |
| tree | 40be8749c9b19e0e9dfddeee54436271dce2bb2f /arch/powerpc/include/asm/pgtable-ppc64.h | |
| parent | powerpc: Update find_linux_pte_or_hugepte to handle transparent hugepages (diff) | |
| download | linux-dev-12bc9f6fc1d6582b4529ac522d2231bd2584a5f1.tar.xz linux-dev-12bc9f6fc1d6582b4529ac522d2231bd2584a5f1.zip | |
powerpc: Replace find_linux_pte with find_linux_pte_or_hugepte
Replace find_linux_pte with find_linux_pte_or_hugepte and explicitly
document why we don't need to handle transparent hugepages at callsites.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/pgtable-ppc64.h')
| -rw-r--r-- | arch/powerpc/include/asm/pgtable-ppc64.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/arch/powerpc/include/asm/pgtable-ppc64.h b/arch/powerpc/include/asm/pgtable-ppc64.h index 6c9323f3ab54..e71bd25d62d7 100644 --- a/arch/powerpc/include/asm/pgtable-ppc64.h +++ b/arch/powerpc/include/asm/pgtable-ppc64.h @@ -344,30 +344,6 @@ static inline void __ptep_set_access_flags(pte_t *ptep, pte_t entry) void pgtable_cache_add(unsigned shift, void (*ctor)(void *)); void pgtable_cache_init(void); - -/* - * find_linux_pte returns the address of a linux pte for a given - * effective address and directory. If not found, it returns zero. - */ -static inline pte_t *find_linux_pte(pgd_t *pgdir, unsigned long ea) -{ - pgd_t *pg; - pud_t *pu; - pmd_t *pm; - pte_t *pt = NULL; - - pg = pgdir + pgd_index(ea); - if (!pgd_none(*pg)) { - pu = pud_offset(pg, ea); - if (!pud_none(*pu)) { - pm = pmd_offset(pu, ea); - if (pmd_present(*pm)) - pt = pte_offset_kernel(pm, ea); - } - } - return pt; -} - #endif /* __ASSEMBLY__ */ /* |