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[PATCH] uml: fix x86_64 page leak

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We were leaking pmd pages when 3_LEVEL_PGTABLES was enabled.  This fixes that.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Jeff Dike
2005-09-03 15:57:52 -07:00
committed by Linus Torvalds
parent f9dfefe423
commit 7ef9390541
4 changed files with 22 additions and 12 deletions
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9
include/asm-um/pgtable-3level.h
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@ -69,14 +69,11 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
return pmd;
}
static inline void pmd_free(pmd_t *pmd){
free_page((unsigned long) pmd);
extern inline void pud_clear (pud_t *pud)
{
set_pud(pud, __pud(0));
}
#define __pmd_free_tlb(tlb,x) do { } while (0)
static inline void pud_clear (pud_t * pud) { }
#define pud_page(pud) \
((struct page *) __va(pud_val(pud) & PAGE_MASK))