[PATCH -mm] fix powerpc/sparc build

Andrea Arcangeli
2011-01-10T18:05:07Z

This would become
thp-add-pmd-mangling-generic-functions-fix-pgtableh-build-for-um-2.patch

=====
Subject: thp: build fix for pmdp_get_and_clear

From: Andrea Arcangeli <aarcange@redhat.com>

__pmd should return a valid pmd_t for every arch.

Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
---

diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -93,7 +93,7 @@ static inline pmd_t pmdp_get_and_clear(s
pmd_t *pmdp)
{
BUG();
- return (pmd_t){ 0 };
+ return __pmd(0);
}
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
#endif