6 files changed, 30 insertions, 8 deletions

diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 44717eb47639..79a2340d83cd 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -291,8 +291,15 @@ struct global_attr {
 int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu);
 int cpufreq_update_policy(unsigned int cpu);
 
+#ifdef CONFIG_CPU_FREQ
 /* query the current CPU frequency (in kHz). If zero, cpufreq couldn't detect it */
 unsigned int cpufreq_get(unsigned int cpu);
+#else
+static inline unsigned int cpufreq_get(unsigned int cpu)
+{
+        return 0;
+}
+#endif
 
 /* query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it */
 #ifdef CONFIG_CPU_FREQ
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 86257a412732..b0f0f3851cd4 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -482,6 +482,9 @@
 #define PCI_DEVICE_ID_IBM_ICOM_V2_ONE_PORT_RVX_ONE_PORT_MDM_PCIE 0x0361
 #define PCI_DEVICE_ID_IBM_ICOM_FOUR_PORT_MODEL  0x252
 
+#define PCI_SUBVENDOR_ID_IBM            0x1014
+#define PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT     0x03d4
+
 #define PCI_VENDOR_ID_UNISYS            0x1018
 #define PCI_DEVICE_ID_UNISYS_DMA_DIRECTOR 0x001C
 
@@ -2160,6 +2163,10 @@
 #define PCI_DEVICE_ID_ADDIDATA_APCI7420_3      0x700D
 #define PCI_DEVICE_ID_ADDIDATA_APCI7300_3      0x700E
 #define PCI_DEVICE_ID_ADDIDATA_APCI7800_3      0x700F
+#define PCI_DEVICE_ID_ADDIDATA_APCIe7300       0x7010
+#define PCI_DEVICE_ID_ADDIDATA_APCIe7420       0x7011
+#define PCI_DEVICE_ID_ADDIDATA_APCIe7500       0x7012
+#define PCI_DEVICE_ID_ADDIDATA_APCIe7800       0x7013
 
 #define PCI_VENDOR_ID_PDC               0x15e9
 
diff --git a/include/linux/prctl.h b/include/linux/prctl.h
index 931150566ade..a3baeb2c2161 100644
--- a/include/linux/prctl.h
+++ b/include/linux/prctl.h
@@ -88,6 +88,18 @@
 #define PR_TASK_PERF_EVENTS_DISABLE             31
 #define PR_TASK_PERF_EVENTS_ENABLE              32
 
+/*
+ * Set early/late kill mode for hwpoison memory corruption.
+ * This influences when the process gets killed on a memory corruption.
+ */
 #define PR_MCE_KILL     33
+# define PR_MCE_KILL_CLEAR   0
+# define PR_MCE_KILL_SET     1
+
+# define PR_MCE_KILL_LATE    0
+# define PR_MCE_KILL_EARLY   1
+# define PR_MCE_KILL_DEFAULT 2
+
+#define PR_MCE_KILL_GET 34
 
 #endif /* _LINUX_PRCTL_H */
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index 46e9ab3ee6e1..9642c6bcb399 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -76,11 +76,7 @@ static inline void __rcu_read_unlock_bh(void)
 
 extern void call_rcu_sched(struct rcu_head *head,
                            void (*func)(struct rcu_head *rcu));
-
-static inline void synchronize_rcu_expedited(void)
-{
-        synchronize_sched_expedited();
-}
+extern void synchronize_rcu_expedited(void);
 
 static inline void synchronize_rcu_bh_expedited(void)
 {
diff --git a/include/linux/string.h b/include/linux/string.h
index 489019ef1694..b8508868d5ad 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -62,7 +62,7 @@ extern char * strnchr(const char *, size_t, int);
 #ifndef __HAVE_ARCH_STRRCHR
 extern char * strrchr(const char *,int);
 #endif
-extern char * strstrip(char *);
+extern char * __must_check strstrip(char *);
 #ifndef __HAVE_ARCH_STRSTR
 extern char * strstr(const char *,const char *);
 #endif
diff --git a/include/linux/topology.h b/include/linux/topology.h
index fc0bf3edeb67..57e63579bfdd 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -129,7 +129,7 @@ int arch_update_cpu_topology(void);
                                 | 1*SD_BALANCE_FORK                     \
                                 | 0*SD_BALANCE_WAKE                     \
                                 | 1*SD_WAKE_AFFINE                      \
-                                | 1*SD_PREFER_LOCAL                     \
+                                | 0*SD_PREFER_LOCAL                     \
                                 | 0*SD_SHARE_CPUPOWER                   \
                                 | 1*SD_SHARE_PKG_RESOURCES              \
                                 | 0*SD_SERIALIZE                        \
@@ -162,7 +162,7 @@ int arch_update_cpu_topology(void);
                                 | 1*SD_BALANCE_FORK                     \
                                 | 0*SD_BALANCE_WAKE                     \
                                 | 1*SD_WAKE_AFFINE                      \
-                                | 1*SD_PREFER_LOCAL                     \
+                                | 0*SD_PREFER_LOCAL                     \
                                 | 0*SD_SHARE_CPUPOWER                   \
                                 | 0*SD_SHARE_PKG_RESOURCES              \
                                 | 0*SD_SERIALIZE                        \