diff options
author | Thomas Gleixner <tglx@tglx.tec.linutronix.de> | 2005-06-26 23:20:36 +0200 |
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committer | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-06-26 23:20:36 +0200 |
commit | 7ca6448dbfb398bba36eda3c01bc14b86c3675be (patch) | |
tree | 82d934ebf07f22a2c64c3b6d82ec24082878b43a /arch/sh64 | |
parent | f1f67a9874f1a4bba1adff6d694aa52e5f52ff1a (diff) | |
parent | 7d681b23d6cc14a8c026ea6756242cb522cbbcae (diff) |
Merge with rsync://fileserver/linux
Update to Linus latest
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. */ |