Author: Vegard Nossum <vegard.nossum@xxxxxxxxx>
AuthorDate: Sun, 22 Feb 2009 11:28:25 +0100
Commit: Vegard Nossum <vegard.nossum@xxxxxxxxx>
CommitDate: Sun, 22 Feb 2009 12:36:08 +0100
kmemcheck: don't track allocated page tables
Signed-off-by: Vegard Nossum <vegard.nossum@xxxxxxxxx>
---
arch/x86/mm/pgtable.c | 12 +++++++-----
1 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 86f2ffc..e531428 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -4,9 +4,11 @@
#include <asm/tlb.h>
#include <asm/fixmap.h>
+#define PGALLOC_GFP GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO
+
pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
{
- return (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+ return (pte_t *)__get_free_page(PGALLOC_GFP);
}
pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
@@ -14,9 +16,9 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
struct page *pte;
#ifdef CONFIG_HIGHPTE
- pte = alloc_pages(GFP_KERNEL|__GFP_HIGHMEM|__GFP_REPEAT|__GFP_ZERO, 0);
+ pte = alloc_pages(PGALLOC_GFP | __GFP_HIGHMEM, 0);
#else
- pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
+ pte = alloc_pages(PGALLOC_GFP, 0);
#endif
if (pte)
pgtable_page_ctor(pte);
@@ -161,7 +163,7 @@ static int preallocate_pmds(pmd_t *pmds[])
bool failed = false;
for(i = 0; i < PREALLOCATED_PMDS; i++) {
- pmd_t *pmd = (pmd_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT);
+ pmd_t *pmd = (pmd_t *)__get_free_page(PGALLOC_GFP);
if (pmd == NULL)
failed = true;
pmds[i] = pmd;
@@ -228,7 +230,7 @@ pgd_t *pgd_alloc(struct mm_struct *mm)
pmd_t *pmds[PREALLOCATED_PMDS];
unsigned long flags;
- pgd = (pgd_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
+ pgd = (pgd_t *)__get_free_page(PGALLOC_GFP);
if (pgd == NULL)
goto out;
--
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