6 files changed, 48 insertions, 14 deletions

diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 8e6c8c42bc3c..df29c8fde36b 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -57,7 +57,8 @@ extern pmd_t *page_check_address_pmd(struct page *page,
           (transparent_hugepage_flags &                                 \
            (1<<TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG) &&                   \
            ((__vma)->vm_flags & VM_HUGEPAGE))) &&                       \
-         !((__vma)->vm_flags & VM_NOHUGEPAGE))
+         !((__vma)->vm_flags & VM_NOHUGEPAGE) &&                        \
+         !is_vma_temporary_stack(__vma))
 #define transparent_hugepage_defrag(__vma)                              \
         ((transparent_hugepage_flags &                                  \
           (1<<TRANSPARENT_HUGEPAGE_DEFRAG_FLAG)) ||                     \
diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h
index 697474691749..fe7c4b9ae270 100644
--- a/include/linux/input/matrix_keypad.h
+++ b/include/linux/input/matrix_keypad.h
@@ -4,8 +4,8 @@
 #include <linux/types.h>
 #include <linux/input.h>
 
-#define MATRIX_MAX_ROWS         16
-#define MATRIX_MAX_COLS         16
+#define MATRIX_MAX_ROWS         32
+#define MATRIX_MAX_COLS         32
 
 #define KEY(row, col, val)      ((((row) & (MATRIX_MAX_ROWS - 1)) << 24) |\
                                  (((col) & (MATRIX_MAX_COLS - 1)) << 16) |\
diff --git a/include/linux/list.h b/include/linux/list.h
index 9a5f8a71810c..3a54266a1e85 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -96,6 +96,11 @@ static inline void __list_del(struct list_head * prev, struct list_head * next)
  * in an undefined state.
  */
 #ifndef CONFIG_DEBUG_LIST
+static inline void __list_del_entry(struct list_head *entry)
+{
+        __list_del(entry->prev, entry->next);
+}
+
 static inline void list_del(struct list_head *entry)
 {
         __list_del(entry->prev, entry->next);
@@ -103,6 +108,7 @@ static inline void list_del(struct list_head *entry)
         entry->prev = LIST_POISON2;
 }
 #else
+extern void __list_del_entry(struct list_head *entry);
 extern void list_del(struct list_head *entry);
 #endif
 
@@ -135,7 +141,7 @@ static inline void list_replace_init(struct list_head *old,
  */
 static inline void list_del_init(struct list_head *entry)
 {
-        __list_del(entry->prev, entry->next);
+        __list_del_entry(entry);
         INIT_LIST_HEAD(entry);
 }
 
@@ -146,7 +152,7 @@ static inline void list_del_init(struct list_head *entry)
  */
 static inline void list_move(struct list_head *list, struct list_head *head)
 {
-        __list_del(list->prev, list->next);
+        __list_del_entry(list);
         list_add(list, head);
 }
 
@@ -158,7 +164,7 @@ static inline void list_move(struct list_head *list, struct list_head *head)
 static inline void list_move_tail(struct list_head *list,
                                   struct list_head *head)
 {
-        __list_del(list->prev, list->next);
+        __list_del_entry(list);
         list_add_tail(list, head);
 }
 
diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h
index 32fb81212fd1..1ca64113efe8 100644
--- a/include/linux/oprofile.h
+++ b/include/linux/oprofile.h
@@ -16,6 +16,8 @@
 #include <linux/types.h>
 #include <linux/spinlock.h>
 #include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/printk.h>
 #include <asm/atomic.h>
  
 /* Each escaped entry is prefixed by ESCAPE_CODE
@@ -186,10 +188,17 @@ int oprofile_add_data(struct op_entry *entry, unsigned long val);
 int oprofile_add_data64(struct op_entry *entry, u64 val);
 int oprofile_write_commit(struct op_entry *entry);
 
-#ifdef CONFIG_PERF_EVENTS
+#ifdef CONFIG_HW_PERF_EVENTS
 int __init oprofile_perf_init(struct oprofile_operations *ops);
 void oprofile_perf_exit(void);
 char *op_name_from_perf_id(void);
-#endif /* CONFIG_PERF_EVENTS */
+#else
+static inline int __init oprofile_perf_init(struct oprofile_operations *ops)
+{
+        pr_info("oprofile: hardware counters not available\n");
+        return -ENODEV;
+}
+static inline void oprofile_perf_exit(void) { }
+#endif /* CONFIG_HW_PERF_EVENTS */
 
 #endif /* OPROFILE_H */
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 07fdfb6b9a9a..0828b6c8610a 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -8,7 +8,6 @@
 #include <scsi/scsi_cmnd.h>
 #include <net/sock.h>
 #include <net/tcp.h>
-#include "target_core_mib.h"
 
 #define TARGET_CORE_MOD_VERSION         "v4.0.0-rc6"
 #define SHUTDOWN_SIGS   (sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGABRT))
@@ -195,6 +194,21 @@ typedef enum {
         SAM_TASK_ATTR_EMULATED
 } t10_task_attr_index_t;
 
+/*
+ * Used for target SCSI statistics
+ */
+typedef enum {
+        SCSI_INST_INDEX,
+        SCSI_DEVICE_INDEX,
+        SCSI_AUTH_INTR_INDEX,
+        SCSI_INDEX_TYPE_MAX
+} scsi_index_t;
+
+struct scsi_index_table {
+        spinlock_t      lock;
+        u32             scsi_mib_index[SCSI_INDEX_TYPE_MAX];
+} ____cacheline_aligned;
+
 struct se_cmd;
 
 struct t10_alua {
@@ -578,8 +592,6 @@ struct se_node_acl {
         spinlock_t              stats_lock;
         /* Used for PR SPEC_I_PT=1 and REGISTER_AND_MOVE */
         atomic_t                acl_pr_ref_count;
-        /* Used for MIB access */
-        atomic_t                mib_ref_count;
         struct se_dev_entry     *device_list;
         struct se_session       *nacl_sess;
         struct se_portal_group *se_tpg;
@@ -595,8 +607,6 @@ struct se_node_acl {
 } ____cacheline_aligned;
 
 struct se_session {
-        /* Used for MIB access */
-        atomic_t                mib_ref_count;
         u64                     sess_bin_isid;
         struct se_node_acl      *se_node_acl;
         struct se_portal_group *se_tpg;
@@ -806,7 +816,6 @@ struct se_hba {
         /* Virtual iSCSI devices attached. */
         u32                     dev_count;
         u32                     hba_index;
-        atomic_t                dev_mib_access_count;
         atomic_t                load_balance_queue;
         atomic_t                left_queue_depth;
         /* Maximum queue depth the HBA can handle. */
@@ -845,6 +854,12 @@ struct se_lun {
 
 #define SE_LUN(c)               ((struct se_lun *)(c)->se_lun)
 
+struct scsi_port_stats {
+       u64     cmd_pdus;
+       u64     tx_data_octets;
+       u64     rx_data_octets;
+} ____cacheline_aligned;
+
 struct se_port {
         /* RELATIVE TARGET PORT IDENTIFER */
         u16             sep_rtpi;
@@ -867,6 +882,7 @@ struct se_port {
 } ____cacheline_aligned;
 
 struct se_tpg_np {
+        struct se_portal_group *tpg_np_parent;
         struct config_group     tpg_np_group;
 } ____cacheline_aligned;
 
diff --git a/include/target/target_core_transport.h b/include/target/target_core_transport.h
index 66f44e56eb80..246940511579 100644
--- a/include/target/target_core_transport.h
+++ b/include/target/target_core_transport.h
@@ -111,6 +111,8 @@ struct se_subsystem_api;
 
 extern int init_se_global(void);
 extern void release_se_global(void);
+extern void init_scsi_index_table(void);
+extern u32 scsi_get_new_index(scsi_index_t);
 extern void transport_init_queue_obj(struct se_queue_obj *);
 extern int transport_subsystem_check_init(void);
 extern int transport_subsystem_register(struct se_subsystem_api *);