Merge branch 'master' into for-next

6 files changed, 40 insertions, 12 deletions

diff --git a/include/asm-powerpc/hugetlb.h b/include/asm-powerpc/hugetlb.h
index 649c6c3b87b3..be32ff02f4a0 100644
--- a/include/asm-powerpc/hugetlb.h
+++ b/include/asm-powerpc/hugetlb.h
@@ -49,12 +49,6 @@ static inline pte_t huge_pte_wrprotect(pte_t pte)
         return pte_wrprotect(pte);
 }
 
-static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
-                                           unsigned long addr, pte_t *ptep)
-{
-        ptep_set_wrprotect(mm, addr, ptep);
-}
-
 static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
                                              unsigned long addr, pte_t *ptep,
                                              pte_t pte, int dirty)
diff --git a/include/asm-powerpc/pgtable-ppc64.h b/include/asm-powerpc/pgtable-ppc64.h
index cc6a43ba41d0..7686569a0bef 100644
--- a/include/asm-powerpc/pgtable-ppc64.h
+++ b/include/asm-powerpc/pgtable-ppc64.h
@@ -314,6 +314,16 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr,
         old = pte_update(mm, addr, ptep, _PAGE_RW, 0);
 }
 
+static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
+                                           unsigned long addr, pte_t *ptep)
+{
+        unsigned long old;
+
+        if ((pte_val(*ptep) & _PAGE_RW) == 0)
+                return;
+        old = pte_update(mm, addr, ptep, _PAGE_RW, 1);
+}
+
 /*
  * We currently remove entries from the hashtable regardless of whether
  * the entry was young or dirty. The generic routines only flush if the
diff --git a/include/asm-s390/pgtable.h b/include/asm-s390/pgtable.h
index c7f4f8e3e297..bd0ea191dfa9 100644
--- a/include/asm-s390/pgtable.h
+++ b/include/asm-s390/pgtable.h
@@ -223,6 +223,9 @@ extern char empty_zero_page[PAGE_SIZE];
 #define _PAGE_SPECIAL   0x004           /* SW associated with special page */
 #define __HAVE_ARCH_PTE_SPECIAL
 
+/* Set of bits not changed in pte_modify */
+#define _PAGE_CHG_MASK  (PAGE_MASK | _PAGE_SPECIAL)
+
 /* Six different types of pages. */
 #define _PAGE_TYPE_EMPTY        0x400
 #define _PAGE_TYPE_NONE         0x401
@@ -681,7 +684,7 @@ static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *pt
  */
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 {
-        pte_val(pte) &= PAGE_MASK;
+        pte_val(pte) &= _PAGE_CHG_MASK;
         pte_val(pte) |= pgprot_val(newprot);
         return pte;
 }
diff --git a/include/asm-x86/kvm_para.h b/include/asm-x86/kvm_para.h
index bfd9900742bf..76f392146daa 100644
--- a/include/asm-x86/kvm_para.h
+++ b/include/asm-x86/kvm_para.h
@@ -71,7 +71,8 @@ static inline long kvm_hypercall0(unsigned int nr)
         long ret;
         asm volatile(KVM_HYPERCALL
                      : "=a"(ret)
-                     : "a"(nr));
+                     : "a"(nr)
+                     : "memory");
         return ret;
 }
 
@@ -80,7 +81,8 @@ static inline long kvm_hypercall1(unsigned int nr, unsigned long p1)
         long ret;
         asm volatile(KVM_HYPERCALL
                      : "=a"(ret)
-                     : "a"(nr), "b"(p1));
+                     : "a"(nr), "b"(p1)
+                     : "memory");
         return ret;
 }
 
@@ -90,7 +92,8 @@ static inline long kvm_hypercall2(unsigned int nr, unsigned long p1,
         long ret;
         asm volatile(KVM_HYPERCALL
                      : "=a"(ret)
-                     : "a"(nr), "b"(p1), "c"(p2));
+                     : "a"(nr), "b"(p1), "c"(p2)
+                     : "memory");
         return ret;
 }
 
@@ -100,7 +103,8 @@ static inline long kvm_hypercall3(unsigned int nr, unsigned long p1,
         long ret;
         asm volatile(KVM_HYPERCALL
                      : "=a"(ret)
-                     : "a"(nr), "b"(p1), "c"(p2), "d"(p3));
+                     : "a"(nr), "b"(p1), "c"(p2), "d"(p3)
+                     : "memory");
         return ret;
 }
 
@@ -111,7 +115,8 @@ static inline long kvm_hypercall4(unsigned int nr, unsigned long p1,
         long ret;
         asm volatile(KVM_HYPERCALL
                      : "=a"(ret)
-                     : "a"(nr), "b"(p1), "c"(p2), "d"(p3), "S"(p4));
+                     : "a"(nr), "b"(p1), "c"(p2), "d"(p3), "S"(p4)
+                     : "memory");
         return ret;
 }
 
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 9918772bf274..eddb6daadf4a 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -189,6 +189,21 @@ static inline void ide_std_init_ports(hw_regs_t *hw,
         hw->io_ports.ctl_addr = ctl_addr;
 }
 
+/* for IDE PCI controllers in legacy mode, temporary */
+static inline int __ide_default_irq(unsigned long base)
+{
+        switch (base) {
+#ifdef CONFIG_IA64
+        case 0x1f0: return isa_irq_to_vector(14);
+        case 0x170: return isa_irq_to_vector(15);
+#else
+        case 0x1f0: return 14;
+        case 0x170: return 15;
+#endif
+        }
+        return 0;
+}
+
 #include <asm/ide.h>
 
 #if !defined(MAX_HWIFS) || defined(CONFIG_EMBEDDED)
diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h
index 2ca6bae88721..fb0c215a3051 100644
--- a/include/linux/xfrm.h
+++ b/include/linux/xfrm.h
@@ -339,6 +339,7 @@ struct xfrm_usersa_info {
 #define XFRM_STATE_NOPMTUDISC   4
 #define XFRM_STATE_WILDRECV     8
 #define XFRM_STATE_ICMP         16
+#define XFRM_STATE_AF_UNSPEC    32
 };
 
 struct xfrm_usersa_id {