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| author | Jeff Garzik <jgarzik@pretzel.yyz.us> | 2005-06-26 18:06:06 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-26 18:06:06 -0400 |
| commit | aef7b83c92dd0b7e994805440655d1d64147287b (patch) | |
| tree | 981f373358c1988e061625e8f272013065cb086f /arch/sh64 | |
| parent | b1fc5505e0dbcc3fd7c75bfe6bee39ec50080963 (diff) | |
| parent | 8678887e7fb43cd6c9be6c9807b05e77848e0920 (diff) | |
| download | kernel-crypto-aef7b83c92dd0b7e994805440655d1d64147287b.tar.gz kernel-crypto-aef7b83c92dd0b7e994805440655d1d64147287b.tar.xz kernel-crypto-aef7b83c92dd0b7e994805440655d1d64147287b.zip | |
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'arch/sh64')
| -rw-r--r-- | arch/sh64/Kconfig | 2 | ||||
| -rw-r--r-- | arch/sh64/mm/hugetlbpage.c | 18 |
2 files changed, 18 insertions, 2 deletions
diff --git a/arch/sh64/Kconfig b/arch/sh64/Kconfig index 76eb81fba45..708e59736a4 100644 --- a/arch/sh64/Kconfig +++ b/arch/sh64/Kconfig @@ -217,6 +217,8 @@ config PREEMPT bool "Preemptible Kernel (EXPERIMENTAL)" depends on EXPERIMENTAL +source "mm/Kconfig" + endmenu menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)" diff --git a/arch/sh64/mm/hugetlbpage.c b/arch/sh64/mm/hugetlbpage.c index bcad2aefa4e..dcd9c8a8baf 100644 --- a/arch/sh64/mm/hugetlbpage.c +++ b/arch/sh64/mm/hugetlbpage.c @@ -24,7 +24,7 @@ #include <asm/tlbflush.h> #include <asm/cacheflush.h> -static pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr) +pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr) { pgd_t *pgd; pmd_t *pmd; @@ -39,7 +39,7 @@ static pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr) return pte; } -static pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr) +pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr) { pgd_t *pgd; pmd_t *pmd; @@ -80,6 +80,20 @@ static void set_huge_pte(struct mm_struct *mm, struct vm_area_struct *vma, } } +pte_t huge_ptep_get_and_clear(pte_t *ptep) +{ + pte_t entry; + + entry = *ptep; + + for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) { + pte_clear(pte); + pte++; + } + + return entry; +} + /* * This function checks for proper alignment of input addr and len parameters. */ |