diff options
| author | Jeremy Fitzhardinge | 2009-02-05 20:31:14 +0100 |
|---|---|---|
| committer | Jeremy Fitzhardinge | 2009-02-06 21:31:51 +0100 |
| commit | 7325cc2e333cdaaabd2103552458876ea85adb33 (patch) | |
| tree | 1640e3993318aecac8213b5a0b0d662b9c004f6b /arch/x86 | |
| parent | x86: unify pud_none (diff) | |
| download | kernel-qcow2-linux-7325cc2e333cdaaabd2103552458876ea85adb33.tar.gz kernel-qcow2-linux-7325cc2e333cdaaabd2103552458876ea85adb33.tar.xz kernel-qcow2-linux-7325cc2e333cdaaabd2103552458876ea85adb33.zip | |
x86: unify pgd_none
Impact: cleanup
Unify and demacro pgd_none.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/pgtable.h | 5 | ||||
| -rw-r--r-- | arch/x86/include/asm/pgtable_64.h | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 0ef49f3ebc88..18afcd31e76c 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -599,6 +599,11 @@ static inline int pgd_bad(pgd_t pgd) { return (pgd_val(pgd) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE; } + +static inline int pgd_none(pgd_t pgd) +{ + return !pgd_val(pgd); +} #endif /* PAGETABLE_LEVELS > 3 */ #endif /* __ASSEMBLY__ */ diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h index d58c2ee15c3c..3b92a4ca4030 100644 --- a/arch/x86/include/asm/pgtable_64.h +++ b/arch/x86/include/asm/pgtable_64.h @@ -67,8 +67,6 @@ extern void paging_init(void); printk("%s:%d: bad pgd %p(%016lx).\n", \ __FILE__, __LINE__, &(e), pgd_val(e)) -#define pgd_none(x) (!pgd_val(x)) - struct mm_struct; void set_pte_vaddr_pud(pud_t *pud_page, unsigned long vaddr, pte_t new_pte); |