7 files changed, 11 insertions, 15 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 2a8af5e16345..dcb667c4375a 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -72,6 +72,9 @@ config PGSTE
 config VIRT_CPU_ACCOUNTING
 	def_bool y
 
+config ARCH_SUPPORTS_DEBUG_PAGEALLOC
+	def_bool y
+
 mainmenu "Linux Kernel Configuration"
 
 config S390
diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug
index 4599fa06bd82..2283933a9a93 100644
--- a/arch/s390/Kconfig.debug
+++ b/arch/s390/Kconfig.debug
@@ -6,12 +6,4 @@ config TRACE_IRQFLAGS_SUPPORT
 
 source "lib/Kconfig.debug"
 
-config DEBUG_PAGEALLOC
-	bool "Debug page memory allocations"
-	depends on DEBUG_KERNEL
-	help
-	  Unmap pages from the kernel linear mapping after free_pages().
-	  This results in a slowdown, but helps to find certain types of
-	  memory corruptions.
-
 endmenu
diff --git a/arch/s390/hypfs/hypfs_diag.c b/arch/s390/hypfs/hypfs_diag.c
index b1e892a43816..704dd396257b 100644
--- a/arch/s390/hypfs/hypfs_diag.c
+++ b/arch/s390/hypfs/hypfs_diag.c
@@ -12,6 +12,8 @@
 
 #include <linux/types.h>
 #include <linux/errno.h>
+#include <linux/gfp.h>
+#include <linux/slab.h>
 #include <linux/string.h>
 #include <linux/vmalloc.h>
 #include <asm/ebcdic.h>
diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
index 6dccb071aec3..619bf94b11f1 100644
--- a/arch/s390/include/asm/cio.h
+++ b/arch/s390/include/asm/cio.h
@@ -456,6 +456,8 @@ struct ciw {
 #define CIO_OPER       0x0004
 /* Sick revalidation of device. */
 #define CIO_REVALIDATE 0x0008
+/* Device did not respond in time. */
+#define CIO_BOXED      0x0010
 
 /**
  * struct ccw_dev_id - unique identifier for ccw devices
diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h
index 2009158a4502..72137bc907ac 100644
--- a/arch/s390/include/asm/smp.h
+++ b/arch/s390/include/asm/smp.h
@@ -92,12 +92,6 @@ extern void arch_send_call_function_ipi(cpumask_t mask);
 #endif
 
 #ifndef CONFIG_SMP
-static inline void smp_send_stop(void)
-{
-	/* Disable all interrupts/machine checks */
-	__load_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK);
-}
-
 #define hard_smp_processor_id()		0
 #define smp_cpu_not_running(cpu)	1
 #endif
diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h
index df84ae96915f..f3861b09ebb0 100644
--- a/arch/s390/include/asm/spinlock.h
+++ b/arch/s390/include/asm/spinlock.h
@@ -172,6 +172,9 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw)
 	return _raw_write_trylock_retry(rw);
 }
 
+#define __raw_read_lock_flags(lock, flags) __raw_read_lock(lock)
+#define __raw_write_lock_flags(lock, flags) __raw_write_lock(lock)
+
 #define _raw_read_relax(lock)	cpu_relax()
 #define _raw_write_relax(lock)	cpu_relax()
 
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index b48e961a38f6..a3acd8e60aff 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -160,7 +160,7 @@ void release_thread(struct task_struct *dead_task)
 {
 }
 
-int copy_thread(int nr, unsigned long clone_flags, unsigned long new_stackp,
+int copy_thread(unsigned long clone_flags, unsigned long new_stackp,
 		unsigned long unused,
 		struct task_struct *p, struct pt_regs *regs)
 {