4 files changed, 13 insertions, 4 deletions

diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index c6f6e0839b61..9f3c7e81270a 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -175,6 +175,8 @@ extern struct bus_type cpu_subsys;
 
 extern void get_online_cpus(void);
 extern void put_online_cpus(void);
+extern void cpu_hotplug_disable(void);
+extern void cpu_hotplug_enable(void);
 #define hotcpu_notifier(fn, pri)        cpu_notifier(fn, pri)
 #define register_hotcpu_notifier(nb)    register_cpu_notifier(nb)
 #define unregister_hotcpu_notifier(nb)  unregister_cpu_notifier(nb)
@@ -198,6 +200,8 @@ static inline void cpu_hotplug_driver_unlock(void)
 
 #define get_online_cpus()       do { } while (0)
 #define put_online_cpus()       do { } while (0)
+#define cpu_hotplug_disable()   do { } while (0)
+#define cpu_hotplug_enable()    do { } while (0)
 #define hotcpu_notifier(fn, pri)        do { (void)(fn); } while (0)
 /* These aren't inline functions due to a GCC bug. */
 #define register_hotcpu_notifier(nb)    ({ (void)(nb); 0; })
diff --git a/include/linux/math64.h b/include/linux/math64.h
index b8ba85544721..2913b86eb12a 100644
--- a/include/linux/math64.h
+++ b/include/linux/math64.h
@@ -6,7 +6,8 @@
 
 #if BITS_PER_LONG == 64
 
-#define div64_long(x,y) div64_s64((x),(y))
+#define div64_long(x, y) div64_s64((x), (y))
+#define div64_ul(x, y)   div64_u64((x), (y))
 
 /**
  * div_u64_rem - unsigned 64bit divide with 32bit divisor with remainder
@@ -47,7 +48,8 @@ static inline s64 div64_s64(s64 dividend, s64 divisor)
 
 #elif BITS_PER_LONG == 32
 
-#define div64_long(x,y) div_s64((x),(y))
+#define div64_long(x, y) div_s64((x), (y))
+#define div64_ul(x, y)   div_u64((x), (y))
 
 #ifndef div_u64_rem
 static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder)
diff --git a/include/linux/swapops.h b/include/linux/swapops.h
index 47ead515c811..c5fd30d2a415 100644
--- a/include/linux/swapops.h
+++ b/include/linux/swapops.h
@@ -137,6 +137,7 @@ static inline void make_migration_entry_read(swp_entry_t *entry)
 
 extern void migration_entry_wait(struct mm_struct *mm, pmd_t *pmd,
                                         unsigned long address);
+extern void migration_entry_wait_huge(struct mm_struct *mm, pte_t *pte);
 #else
 
 #define make_migration_entry(page, write) swp_entry(0, 0)
@@ -148,6 +149,8 @@ static inline int is_migration_entry(swp_entry_t swp)
 static inline void make_migration_entry_read(swp_entry_t *entryp) { }
 static inline void migration_entry_wait(struct mm_struct *mm, pmd_t *pmd,
                                          unsigned long address) { }
+static inline void migration_entry_wait_huge(struct mm_struct *mm,
+                                        pte_t *pte) { }
 static inline int is_write_migration_entry(swp_entry_t entry)
 {
         return 0;
diff --git a/include/linux/syslog.h b/include/linux/syslog.h
index 38911391a139..98a3153c0f96 100644
--- a/include/linux/syslog.h
+++ b/include/linux/syslog.h
@@ -44,8 +44,8 @@
 /* Return size of the log buffer */
 #define SYSLOG_ACTION_SIZE_BUFFER   10
 
-#define SYSLOG_FROM_CALL 0
-#define SYSLOG_FROM_FILE 1
+#define SYSLOG_FROM_READER           0
+#define SYSLOG_FROM_PROC             1
 
 int do_syslog(int type, char __user *buf, int count, bool from_file);