Because the pte is now 64-bits the compiler was optimizing the update
to always clear the upper 32-bits of the pte. We need to ensure the
clr mask is treated as an unsigned long long to get the proper behavior.
Signed-off-by: Kumar Gala <[EMAIL PROTECTED]>
Acked-by: Josh Boyer <[EMAIL PROTECTED]>
---
include/asm-powerpc/pgtable-ppc32.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/include/asm-powerpc/pgtable-ppc32.h
b/include/asm-powerpc/pgtable-ppc32.h
index 11eede4..73015f0 100644
--- a/include/asm-powerpc/pgtable-ppc32.h
+++ b/include/asm-powerpc/pgtable-ppc32.h
@@ -624,7 +624,7 @@ static inline unsigned long long pte_update(pte_t *p,
: "cc" );
#else /* PTE_ATOMIC_UPDATES */
unsigned long long old = pte_val(*p);
- *p = __pte((old & ~clr) | set);
+ *p = __pte((old & ~(unsigned long long)clr) | set);
#endif /* !PTE_ATOMIC_UPDATES */
#ifdef CONFIG_44x
--
1.5.5.1
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