rename thread_info to stack

[powerpc.git] / include / asm-um / pgtable.h

diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h
index 188f726..1b1090a 100644 (file)
--- a/include/asm-um/pgtable.h
+++ b/include/asm-um/pgtable.h
@@ -270,7 +270,7 @@ static inline pte_t pte_wrprotect(pte_t pte)
 
 static inline pte_t pte_mkread(pte_t pte)
 { 
-       pte_set_bits(pte, _PAGE_RW);
+       pte_set_bits(pte, _PAGE_USER);
        return(pte_mknewprot(pte)); 
 }
 
@@ -408,6 +408,15 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 
 #include <asm-generic/pgtable-nopud.h>
 
+#ifdef CONFIG_HIGHMEM
+/* Clear a kernel PTE and flush it from the TLB */
+#define kpte_clear_flush(ptep, vaddr)                                  \
+do {                                                                   \
+       pte_clear(&init_mm, vaddr, ptep);                               \
+       __flush_tlb_one(vaddr);                                         \
+} while (0)
+#endif
+
 #endif
 #endif