8 files changed, 33 insertions, 20 deletions

diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index f554a9313b43..7762bc2d8404 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -66,7 +66,7 @@ extern u8 acpi_gbl_create_osi_method;
 extern u8 acpi_gbl_use_default_register_widths;
 extern acpi_name acpi_gbl_trace_method_name;
 extern u32 acpi_gbl_trace_flags;
-extern u32 acpi_gbl_enable_aml_debug_object;
+extern bool acpi_gbl_enable_aml_debug_object;
 extern u8 acpi_gbl_copy_dsdt_locally;
 extern u8 acpi_gbl_truncate_io_addresses;
 extern u8 acpi_gbl_disable_auto_repair;
diff --git a/include/acpi/apei.h b/include/acpi/apei.h
index 51a527d24a8a..04f349d8da73 100644
--- a/include/acpi/apei.h
+++ b/include/acpi/apei.h
@@ -16,10 +16,10 @@
 
 #ifdef __KERNEL__
 
-extern int hest_disable;
+extern bool hest_disable;
 extern int erst_disable;
 #ifdef CONFIG_ACPI_APEI_GHES
-extern int ghes_disable;
+extern bool ghes_disable;
 #else
 #define ghes_disable 1
 #endif
diff --git a/include/linux/console.h b/include/linux/console.h
index 7453cfd593c8..7201ce4280ca 100644
--- a/include/linux/console.h
+++ b/include/linux/console.h
@@ -152,7 +152,7 @@ extern int braille_register_console(struct console *, int index,
                 char *console_options, char *braille_options);
 extern int braille_unregister_console(struct console *);
 extern void console_sysfs_notify(void);
-extern int console_suspend_enabled;
+extern bool console_suspend_enabled;
 
 /* Suspend and resume console messages over PM events */
 extern void suspend_console(void);
diff --git a/include/linux/init.h b/include/linux/init.h
index 9146f39cdddf..6b951095a42f 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -2,6 +2,7 @@
 #define _LINUX_INIT_H
 
 #include <linux/compiler.h>
+#include <linux/types.h>
 
 /* These macros are used to mark some functions or 
  * initialized data (doesn't apply to uninitialized data)
@@ -156,7 +157,7 @@ void prepare_namespace(void);
 
 extern void (*late_time_init)(void);
 
-extern int initcall_debug;
+extern bool initcall_debug;
 
 #endif
   
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 90b0656a869e..88a114fce477 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -195,7 +195,7 @@ extern struct svc_procedure	nlmsvc_procedures4[];
 #endif
 extern int                      nlmsvc_grace_period;
 extern unsigned long            nlmsvc_timeout;
-extern int                      nsm_use_hostnames;
+extern bool                     nsm_use_hostnames;
 extern u32                      nsm_local_state;
 
 /*
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index dd13e0539092..0beba1e5e1ed 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -417,7 +417,7 @@ static inline void mmc_set_disable_delay(struct mmc_host *host,
 }
 
 /* Module parameter */
-extern int mmc_assume_removable;
+extern bool mmc_assume_removable;
 
 static inline int mmc_card_is_removable(struct mmc_host *host)
 {
diff --git a/include/linux/module.h b/include/linux/module.h
index 3cb7839a60b9..4598bf03e98b 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -205,6 +205,20 @@ enum module_state
         MODULE_STATE_GOING,
 };
 
+/**
+ * struct module_ref - per cpu module reference counts
+ * @incs: number of module get on this cpu
+ * @decs: number of module put on this cpu
+ *
+ * We force an alignment on 8 or 16 bytes, so that alloc_percpu()
+ * put @incs/@decs in same cache line, with no extra memory cost,
+ * since alloc_percpu() is fine grained.
+ */
+struct module_ref {
+        unsigned long incs;
+        unsigned long decs;
+} __attribute((aligned(2 * sizeof(unsigned long))));
+
 struct module
 {
         enum module_state state;
@@ -347,10 +361,7 @@ struct module
         /* Destruction function. */
         void (*exit)(void);
 
-        struct module_ref {
-                unsigned int incs;
-                unsigned int decs;
-        } __percpu *refptr;
+        struct module_ref __percpu *refptr;
 #endif
 
 #ifdef CONFIG_CONSTRUCTORS
@@ -434,7 +445,7 @@ extern void __module_put_and_exit(struct module *mod, long code)
 #define module_put_and_exit(code) __module_put_and_exit(THIS_MODULE, code);
 
 #ifdef CONFIG_MODULE_UNLOAD
-unsigned int module_refcount(struct module *mod);
+unsigned long module_refcount(struct module *mod);
 void __symbol_put(const char *symbol);
 #define symbol_put(x) __symbol_put(MODULE_SYMBOL_PREFIX #x)
 void symbol_put_addr(void *addr);
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 7939f636c8ba..c47f4d60db0b 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -350,23 +350,23 @@ extern int param_set_charp(const char *val, const struct kernel_param *kp);
 extern int param_get_charp(char *buffer, const struct kernel_param *kp);
 #define param_check_charp(name, p) __param_check(name, p, char *)
 
-/* For historical reasons "bool" parameters can be (unsigned) "int". */
+/* We used to allow int as well as bool.  We're taking that away! */
 extern struct kernel_param_ops param_ops_bool;
 extern int param_set_bool(const char *val, const struct kernel_param *kp);
 extern int param_get_bool(char *buffer, const struct kernel_param *kp);
-#define param_check_bool(name, p)                                       \
-        static inline void __check_##name(void)                         \
-        {                                                               \
-                BUILD_BUG_ON(!__same_type((p), bool *) &&               \
-                             !__same_type((p), unsigned int *) &&       \
-                             !__same_type((p), int *));                 \
-        }
+#define param_check_bool(name, p) __param_check(name, p, bool)
 
 extern struct kernel_param_ops param_ops_invbool;
 extern int param_set_invbool(const char *val, const struct kernel_param *kp);
 extern int param_get_invbool(char *buffer, const struct kernel_param *kp);
 #define param_check_invbool(name, p) __param_check(name, p, bool)
 
+/* An int, which can only be set like a bool (though it shows as an int). */
+extern struct kernel_param_ops param_ops_bint;
+extern int param_set_bint(const char *val, const struct kernel_param *kp);
+#define param_get_bint param_get_int
+#define param_check_bint param_check_int
+
 /**
  * module_param_array - a parameter which is an array of some type
  * @name: the name of the array variable
@@ -395,6 +395,7 @@ extern int param_get_invbool(char *buffer, const struct kernel_param *kp);
  * module_param_named() for why this might be necessary.
  */
 #define module_param_array_named(name, array, type, nump, perm)         \
+        param_check_##type(name, &(array)[0]);                          \
         static const struct kparam_array __param_arr_##name             \
         = { .max = ARRAY_SIZE(array), .num = nump,                      \
             .ops = &param_ops_##type,                                   \