[PATCH] uml: fix x86_64 page leak
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>
diff --git a/include/asm-um/pgtable-3level.h b/include/asm-um/pgtable-3level.h
index 32cd623..786c257 100644
--- a/include/asm-um/pgtable-3level.h
+++ b/include/asm-um/pgtable-3level.h
@@ -69,14 +69,11 @@
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))