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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2013-11-14 14:31:21 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-11-15 09:32:16 +0900
commit8abe73465660f12dee03871f681175f4dae62e7f (patch)
tree03f77b00ad39d400cffa3deac8d97d7a12f1aa69 /arch/microblaze
parent390f44e2aa2ab83f08231d7d05f066dc3494490e (diff)
microblaze: add missing pgtable_page_ctor/dtor calls
It will fix NR_PAGETABLE accounting. It's also required if the arch is going ever support split ptl. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Michal Simek <monstr@monstr.eu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/microblaze')
-rw-r--r--arch/microblaze/include/asm/pgalloc.h12
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/microblaze/include/asm/pgalloc.h b/arch/microblaze/include/asm/pgalloc.h
index ebd35792482c..7fdf7fabc7d7 100644
--- a/arch/microblaze/include/asm/pgalloc.h
+++ b/arch/microblaze/include/asm/pgalloc.h
@@ -122,8 +122,13 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
#endif
ptepage = alloc_pages(flags, 0);
- if (ptepage)
- clear_highpage(ptepage);
+ if (!ptepage)
+ return NULL;
+ clear_highpage(ptepage);
+ if (!pgtable_page_ctor(ptepage)) {
+ __free_page(ptepage);
+ return NULL;
+ }
return ptepage;
}
@@ -158,8 +163,9 @@ extern inline void pte_free_slow(struct page *ptepage)
__free_page(ptepage);
}
-extern inline void pte_free(struct mm_struct *mm, struct page *ptepage)
+static inline void pte_free(struct mm_struct *mm, struct page *ptepage)
{
+ pgtable_page_dtor(ptepage);
__free_page(ptepage);
}