merge linus into test branch

15 files changed, 101 insertions, 379 deletions

diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 7437ccaada7..1587121730c 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -119,8 +119,6 @@
 		*(__ksymtab_strings)					\
 	}								\
 									\
-	EH_FRAME							\
-									\
 	/* Built-in module parameters. */				\
 	__param : AT(ADDR(__param) - LOAD_OFFSET) {			\
 		VMLINUX_SYMBOL(__start___param) = .;			\
@@ -160,26 +158,6 @@
 		*(.kprobes.text)					\
 		VMLINUX_SYMBOL(__kprobes_text_end) = .;
 
-#ifdef CONFIG_STACK_UNWIND
-#define EH_FRAME							\
-		/* Unwind data binary search table */			\
-		. = ALIGN(8);						\
-        	.eh_frame_hdr : AT(ADDR(.eh_frame_hdr) - LOAD_OFFSET) {	\
-			VMLINUX_SYMBOL(__start_unwind_hdr) = .;		\
-			*(.eh_frame_hdr)				\
-			VMLINUX_SYMBOL(__end_unwind_hdr) = .;		\
-		}							\
-		/* Unwind data */					\
-		. = ALIGN(8);						\
-		.eh_frame : AT(ADDR(.eh_frame) - LOAD_OFFSET) {		\
-			VMLINUX_SYMBOL(__start_unwind) = .;		\
-		  	*(.eh_frame)					\
-			VMLINUX_SYMBOL(__end_unwind) = .;		\
-		}
-#else
-#define EH_FRAME
-#endif
-
 		/* DWARF debug sections.
 		Symbols in the DWARF debugging sections are relative to
 		the beginning of the section so we begin them at 0.  */
diff --git a/include/asm-i386/unwind.h b/include/asm-i386/unwind.h
index aa2c931e30d..43c70c3de2f 100644
--- a/include/asm-i386/unwind.h
+++ b/include/asm-i386/unwind.h
@@ -1,95 +1,6 @@
 #ifndef _ASM_I386_UNWIND_H
 #define _ASM_I386_UNWIND_H
 
-/*
- * Copyright (C) 2002-2006 Novell, Inc.
- *	Jan Beulich <jbeulich@novell.com>
- * This code is released under version 2 of the GNU GPL.
- */
-
-#ifdef CONFIG_STACK_UNWIND
-
-#include <linux/sched.h>
-#include <asm/fixmap.h>
-#include <asm/ptrace.h>
-#include <asm/uaccess.h>
-
-struct unwind_frame_info
-{
-	struct pt_regs regs;
-	struct task_struct *task;
-	unsigned call_frame:1;
-};
-
-#define UNW_PC(frame)        (frame)->regs.eip
-#define UNW_SP(frame)        (frame)->regs.esp
-#ifdef CONFIG_FRAME_POINTER
-#define UNW_FP(frame)        (frame)->regs.ebp
-#define FRAME_RETADDR_OFFSET 4
-#define FRAME_LINK_OFFSET    0
-#define STACK_BOTTOM(tsk)    STACK_LIMIT((tsk)->thread.esp0)
-#define STACK_TOP(tsk)       ((tsk)->thread.esp0)
-#else
-#define UNW_FP(frame) ((void)(frame), 0)
-#endif
-#define STACK_LIMIT(ptr)     (((ptr) - 1) & ~(THREAD_SIZE - 1))
-
-#define UNW_REGISTER_INFO \
-	PTREGS_INFO(eax), \
-	PTREGS_INFO(ecx), \
-	PTREGS_INFO(edx), \
-	PTREGS_INFO(ebx), \
-	PTREGS_INFO(esp), \
-	PTREGS_INFO(ebp), \
-	PTREGS_INFO(esi), \
-	PTREGS_INFO(edi), \
-	PTREGS_INFO(eip)
-
-#define UNW_DEFAULT_RA(raItem, dataAlign) \
-	((raItem).where == Memory && \
-	 !((raItem).value * (dataAlign) + 4))
-
-static inline void arch_unw_init_frame_info(struct unwind_frame_info *info,
-                                            /*const*/ struct pt_regs *regs)
-{
-	if (user_mode_vm(regs))
-		info->regs = *regs;
-	else {
-		memcpy(&info->regs, regs, offsetof(struct pt_regs, esp));
-		info->regs.esp = (unsigned long)&regs->esp;
-		info->regs.xss = __KERNEL_DS;
-	}
-}
-
-static inline void arch_unw_init_blocked(struct unwind_frame_info *info)
-{
-	memset(&info->regs, 0, sizeof(info->regs));
-	info->regs.eip = info->task->thread.eip;
-	info->regs.xcs = __KERNEL_CS;
-	__get_user(info->regs.ebp, (long *)info->task->thread.esp);
-	info->regs.esp = info->task->thread.esp;
-	info->regs.xss = __KERNEL_DS;
-	info->regs.xds = __USER_DS;
-	info->regs.xes = __USER_DS;
-	info->regs.xgs = __KERNEL_PDA;
-}
-
-extern asmlinkage int arch_unwind_init_running(struct unwind_frame_info *,
-                                               asmlinkage int (*callback)(struct unwind_frame_info *,
-                                                                          void *arg),
-                                               void *arg);
-
-static inline int arch_unw_user_mode(/*const*/ struct unwind_frame_info *info)
-{
-	return user_mode_vm(&info->regs)
-	       || info->regs.eip < PAGE_OFFSET
-	       || (info->regs.eip >= __fix_to_virt(FIX_VDSO)
-	           && info->regs.eip < __fix_to_virt(FIX_VDSO) + PAGE_SIZE)
-	       || info->regs.esp < PAGE_OFFSET;
-}
-
-#else
-
 #define UNW_PC(frame) ((void)(frame), 0)
 #define UNW_SP(frame) ((void)(frame), 0)
 #define UNW_FP(frame) ((void)(frame), 0)
@@ -99,6 +10,4 @@ static inline int arch_unw_user_mode(const void *info)
 	return 0;
 }
 
-#endif
-
 #endif /* _ASM_I386_UNWIND_H */
diff --git a/include/asm-s390/qdio.h b/include/asm-s390/qdio.h
index 7189c79bc67..127f72e7741 100644
--- a/include/asm-s390/qdio.h
+++ b/include/asm-s390/qdio.h
@@ -34,6 +34,7 @@
 #define QDIO_QETH_QFMT 0
 #define QDIO_ZFCP_QFMT 1
 #define QDIO_IQDIO_QFMT 2
+#define QDIO_IQDIO_QFMT_ASYNCH 3
 
 struct qdio_buffer_element{
 	unsigned int flags;
diff --git a/include/asm-s390/reset.h b/include/asm-s390/reset.h
index 9b439cf6780..532e65a2aaf 100644
--- a/include/asm-s390/reset.h
+++ b/include/asm-s390/reset.h
@@ -19,5 +19,6 @@ extern void register_reset_call(struct reset_call *reset);
 extern void unregister_reset_call(struct reset_call *reset);
 extern void s390_reset_system(void);
 extern void (*s390_reset_mcck_handler)(void);
+extern void (*s390_reset_pgm_handler)(void);
 
 #endif /* _ASM_S390_RESET_H */
diff --git a/include/asm-sparc/bitops.h b/include/asm-sparc/bitops.h
index 04aa3318f76..329e696e775 100644
--- a/include/asm-sparc/bitops.h
+++ b/include/asm-sparc/bitops.h
@@ -14,6 +14,10 @@
 
 #ifdef __KERNEL__
 
+extern unsigned long ___set_bit(unsigned long *addr, unsigned long mask);
+extern unsigned long ___clear_bit(unsigned long *addr, unsigned long mask);
+extern unsigned long ___change_bit(unsigned long *addr, unsigned long mask);
+
 /*
  * Set bit 'nr' in 32-bit quantity at address 'addr' where bit '0'
  * is in the highest of the four bytes and bit '31' is the high bit
@@ -22,134 +26,62 @@
  */
 static inline int test_and_set_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___set_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
-
-	return mask != 0;
+	return ___set_bit(ADDR, mask) != 0;
 }
 
 static inline void set_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___set_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
+	(void) ___set_bit(ADDR, mask);
 }
 
 static inline int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___clear_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
-
-	return mask != 0;
+	return ___clear_bit(ADDR, mask) != 0;
 }
 
 static inline void clear_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___clear_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
+	(void) ___clear_bit(ADDR, mask);
 }
 
 static inline int test_and_change_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___change_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
-
-	return mask != 0;
+	return ___change_bit(ADDR, mask) != 0;
 }
 
 static inline void change_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___change_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
+	(void) ___change_bit(ADDR, mask);
 }
 
 #include <asm-generic/bitops/non-atomic.h>
diff --git a/include/asm-sparc64/hw_irq.h b/include/asm-sparc64/hw_irq.h
index 599b3b07345..8e44a836082 100644
--- a/include/asm-sparc64/hw_irq.h
+++ b/include/asm-sparc64/hw_irq.h
@@ -1,6 +1,4 @@
 #ifndef __ASM_SPARC64_HW_IRQ_H
 #define __ASM_SPARC64_HW_IRQ_H
 
-extern void hw_resend_irq(struct hw_interrupt_type *handler, unsigned int virt_irq);
-
 #endif
diff --git a/include/asm-sparc64/percpu.h b/include/asm-sparc64/percpu.h
index ced8cbde046..0d3df76aa47 100644
--- a/include/asm-sparc64/percpu.h
+++ b/include/asm-sparc64/percpu.h
@@ -5,6 +5,16 @@
 
 #ifdef CONFIG_SMP
 
+#ifdef CONFIG_MODULES
+# define PERCPU_MODULE_RESERVE 8192
+#else
+# define PERCPU_MODULE_RESERVE 0
+#endif
+
+#define PERCPU_ENOUGH_ROOM \
+	(ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES) + \
+	 PERCPU_MODULE_RESERVE)
+
 extern void setup_per_cpu_areas(void);
 
 extern unsigned long __per_cpu_base;
diff --git a/include/asm-x86_64/unwind.h b/include/asm-x86_64/unwind.h
index 2f6349e4871..02710f6a456 100644
--- a/include/asm-x86_64/unwind.h
+++ b/include/asm-x86_64/unwind.h
@@ -1,100 +1,6 @@
 #ifndef _ASM_X86_64_UNWIND_H
 #define _ASM_X86_64_UNWIND_H
 
-/*
- * Copyright (C) 2002-2006 Novell, Inc.
- *	Jan Beulich <jbeulich@novell.com>
- * This code is released under version 2 of the GNU GPL.
- */
-
-#ifdef CONFIG_STACK_UNWIND
-
-#include <linux/sched.h>
-#include <asm/ptrace.h>
-#include <asm/uaccess.h>
-#include <asm/vsyscall.h>
-
-struct unwind_frame_info
-{
-	struct pt_regs regs;
-	struct task_struct *task;
-	unsigned call_frame:1;
-};
-
-#define UNW_PC(frame)        (frame)->regs.rip
-#define UNW_SP(frame)        (frame)->regs.rsp
-#ifdef CONFIG_FRAME_POINTER
-#define UNW_FP(frame)        (frame)->regs.rbp
-#define FRAME_RETADDR_OFFSET 8
-#define FRAME_LINK_OFFSET    0
-#define STACK_BOTTOM(tsk)    (((tsk)->thread.rsp0 - 1) & ~(THREAD_SIZE - 1))
-#define STACK_TOP(tsk)       ((tsk)->thread.rsp0)
-#endif
-/* Might need to account for the special exception and interrupt handling
-   stacks here, since normally
-	EXCEPTION_STACK_ORDER < THREAD_ORDER < IRQSTACK_ORDER,
-   but the construct is needed only for getting across the stack switch to
-   the interrupt stack - thus considering the IRQ stack itself is unnecessary,
-   and the overhead of comparing against all exception handling stacks seems
-   not desirable. */
-#define STACK_LIMIT(ptr)     (((ptr) - 1) & ~(THREAD_SIZE - 1))
-
-#define UNW_REGISTER_INFO \
-	PTREGS_INFO(rax), \
-	PTREGS_INFO(rdx), \
-	PTREGS_INFO(rcx), \
-	PTREGS_INFO(rbx), \
-	PTREGS_INFO(rsi), \
-	PTREGS_INFO(rdi), \
-	PTREGS_INFO(rbp), \
-	PTREGS_INFO(rsp), \
-	PTREGS_INFO(r8), \
-	PTREGS_INFO(r9), \
-	PTREGS_INFO(r10), \
-	PTREGS_INFO(r11), \
-	PTREGS_INFO(r12), \
-	PTREGS_INFO(r13), \
-	PTREGS_INFO(r14), \
-	PTREGS_INFO(r15), \
-	PTREGS_INFO(rip)
-
-#define UNW_DEFAULT_RA(raItem, dataAlign) \
-	((raItem).where == Memory && \
-	 !((raItem).value * (dataAlign) + 8))
-
-static inline void arch_unw_init_frame_info(struct unwind_frame_info *info,
-                                            /*const*/ struct pt_regs *regs)
-{
-	info->regs = *regs;
-}
-
-static inline void arch_unw_init_blocked(struct unwind_frame_info *info)
-{
-	extern const char thread_return[];
-
-	memset(&info->regs, 0, sizeof(info->regs));
-	info->regs.rip = (unsigned long)thread_return;
-	info->regs.cs = __KERNEL_CS;
-	__get_user(info->regs.rbp, (unsigned long *)info->task->thread.rsp);
-	info->regs.rsp = info->task->thread.rsp;
-	info->regs.ss = __KERNEL_DS;
-}
-
-extern int arch_unwind_init_running(struct unwind_frame_info *,
-                                    int (*callback)(struct unwind_frame_info *,
-                                                    void *arg),
-                                    void *arg);
-
-static inline int arch_unw_user_mode(const struct unwind_frame_info *info)
-{
-	return user_mode(&info->regs)
-	       || (long)info->regs.rip >= 0
-	       || (info->regs.rip >= VSYSCALL_START && info->regs.rip < VSYSCALL_END)
-	       || (long)info->regs.rsp >= 0;
-}
-
-#else
-
 #define UNW_PC(frame) ((void)(frame), 0UL)
 #define UNW_SP(frame) ((void)(frame), 0UL)
 
@@ -103,6 +9,4 @@ static inline int arch_unw_user_mode(const void *info)
 	return 0;
 }
 
-#endif
-
 #endif /* _ASM_X86_64_UNWIND_H */
diff --git a/include/linux/connector.h b/include/linux/connector.h
index 3ea1cd58de9..10eb56b2940 100644
--- a/include/linux/connector.h
+++ b/include/linux/connector.h
@@ -133,7 +133,7 @@ struct cn_callback_data {
 struct cn_callback_entry {
 	struct list_head callback_entry;
 	struct cn_callback *cb;
-	struct delayed_work work;
+	struct work_struct work;
 	struct cn_queue_dev *pdev;
 
 	struct cn_callback_id id;
diff --git a/include/linux/input.h b/include/linux/input.h
index 4e61158b06a..bde65c8a351 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -491,6 +491,21 @@ struct input_absinfo {
 #define KEY_DIGITS		0x19d
 #define KEY_TEEN		0x19e
 #define KEY_TWEN		0x19f
+#define KEY_VIDEOPHONE		0x1a0
+#define KEY_GAMES		0x1a1
+#define KEY_ZOOMIN		0x1a2
+#define KEY_ZOOMOUT		0x1a3
+#define KEY_ZOOMRESET		0x1a4
+#define KEY_WORDPROCESSOR	0x1a5
+#define KEY_EDITOR		0x1a6
+#define KEY_SPREADSHEET		0x1a7
+#define KEY_GRAPHICSEDITOR	0x1a8
+#define KEY_PRESENTATION	0x1a9
+#define KEY_DATABASE		0x1aa
+#define KEY_NEWS		0x1ab
+#define KEY_VOICEMAIL		0x1ac
+#define KEY_ADDRESSBOOK		0x1ad
+#define KEY_MESSENGER		0x1ae
 
 #define KEY_DEL_EOL		0x1c0
 #define KEY_DEL_EOS		0x1c1
diff --git a/include/linux/unwind.h b/include/linux/unwind.h
index 749928c161f..7760860fa17 100644
--- a/include/linux/unwind.h
+++ b/include/linux/unwind.h
@@ -14,63 +14,6 @@
 
 struct module;
 
-#ifdef CONFIG_STACK_UNWIND
-
-#include <asm/unwind.h>
-
-#ifndef ARCH_UNWIND_SECTION_NAME
-#define ARCH_UNWIND_SECTION_NAME ".eh_frame"
-#endif
-
-/*
- * Initialize unwind support.
- */
-extern void unwind_init(void);
-extern void unwind_setup(void);
-
-#ifdef CONFIG_MODULES
-
-extern void *unwind_add_table(struct module *,
-                              const void *table_start,
-                              unsigned long table_size);
-
-extern void unwind_remove_table(void *handle, int init_only);
-
-#endif
-
-extern int unwind_init_frame_info(struct unwind_frame_info *,
-                                  struct task_struct *,
-                                  /*const*/ struct pt_regs *);
-
-/*
- * Prepare to unwind a blocked task.
- */
-extern int unwind_init_blocked(struct unwind_frame_info *,
-                               struct task_struct *);
-
-/*
- * Prepare to unwind the currently running thread.
- */
-extern int unwind_init_running(struct unwind_frame_info *,
-                               asmlinkage int (*callback)(struct unwind_frame_info *,
-                                                          void *arg),
-                               void *arg);
-
-/*
- * Unwind to previous to frame.  Returns 0 if successful, negative
- * number in case of an error.
- */
-extern int unwind(struct unwind_frame_info *);
-
-/*
- * Unwind until the return pointer is in user-land (or until an error
- * occurs).  Returns 0 if successful, negative number in case of
- * error.
- */
-extern int unwind_to_user(struct unwind_frame_info *);
-
-#else
-
 struct unwind_frame_info {};
 
 static inline void unwind_init(void) {}
@@ -85,12 +28,12 @@ static inline void *unwind_add_table(struct module *mod,
 	return NULL;
 }
 
-#endif
-
 static inline void unwind_remove_table(void *handle, int init_only)
 {
 }
 
+#endif
+
 static inline int unwind_init_frame_info(struct unwind_frame_info *info,
                                          struct task_struct *tsk,
                                          const struct pt_regs *regs)
@@ -122,6 +65,4 @@ static inline int unwind_to_user(struct unwind_frame_info *info)
 	return -ENOSYS;
 }
 
-#endif
-
 #endif /* _LINUX_UNWIND_H */
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index edef8d50b26..2a7b38d8701 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -8,16 +8,21 @@
 #include <linux/timer.h>
 #include <linux/linkage.h>
 #include <linux/bitops.h>
+#include <asm/atomic.h>
 
 struct workqueue_struct;
 
 struct work_struct;
 typedef void (*work_func_t)(struct work_struct *work);
 
+/*
+ * The first word is the work queue pointer and the flags rolled into
+ * one
+ */
+#define work_data_bits(work) ((unsigned long *)(&(work)->data))
+
 struct work_struct {
-	/* the first word is the work queue pointer and the flags rolled into
-	 * one */
-	unsigned long management;
+	atomic_long_t data;
 #define WORK_STRUCT_PENDING 0		/* T if work item pending execution */
 #define WORK_STRUCT_NOAUTOREL 1		/* F if work item automatically released on exec */
 #define WORK_STRUCT_FLAG_MASK (3UL)
@@ -26,6 +31,9 @@ struct work_struct {
 	work_func_t func;
 };
 
+#define WORK_DATA_INIT(autorelease) \
+	ATOMIC_LONG_INIT((autorelease) << WORK_STRUCT_NOAUTOREL)
+
 struct delayed_work {
 	struct work_struct work;
 	struct timer_list timer;
@@ -36,13 +44,13 @@ struct execute_work {
 };
 
 #define __WORK_INITIALIZER(n, f) {				\
-	.management = 0,					\
+	.data = WORK_DATA_INIT(0),				\
         .entry	= { &(n).entry, &(n).entry },			\
 	.func = (f),						\
 	}
 
 #define __WORK_INITIALIZER_NAR(n, f) {				\
-	.management = (1 << WORK_STRUCT_NOAUTOREL),		\
+	.data = WORK_DATA_INIT(1),				\
         .entry	= { &(n).entry, &(n).entry },			\
 	.func = (f),						\
 	}
@@ -82,17 +90,21 @@ struct execute_work {
 
 /*
  * initialize all of a work item in one go
+ *
+ * NOTE! No point in using "atomic_long_set()": useing a direct
+ * assignment of the work data initializer allows the compiler
+ * to generate better code.
  */
 #define INIT_WORK(_work, _func)					\
 	do {							\
-		(_work)->management = 0;			\
+		(_work)->data = (atomic_long_t) WORK_DATA_INIT(0);	\
 		INIT_LIST_HEAD(&(_work)->entry);		\
 		PREPARE_WORK((_work), (_func));			\
 	} while (0)
 
 #define INIT_WORK_NAR(_work, _func)					\
 	do {								\
-		(_work)->management = (1 << WORK_STRUCT_NOAUTOREL);	\
+		(_work)->data = (atomic_long_t) WORK_DATA_INIT(1);	\
 		INIT_LIST_HEAD(&(_work)->entry);			\
 		PREPARE_WORK((_work), (_func));				\
 	} while (0)
@@ -114,15 +126,15 @@ struct execute_work {
  * @work: The work item in question
  */
 #define work_pending(work) \
-	test_bit(WORK_STRUCT_PENDING, &(work)->management)
+	test_bit(WORK_STRUCT_PENDING, work_data_bits(work))
 
 /**
  * delayed_work_pending - Find out whether a delayable work item is currently
  * pending
  * @work: The work item in question
  */
-#define delayed_work_pending(work) \
-	test_bit(WORK_STRUCT_PENDING, &(work)->work.management)
+#define delayed_work_pending(w) \
+	work_pending(&(w)->work)
 
 /**
  * work_release - Release a work item under execution
@@ -143,7 +155,7 @@ struct execute_work {
  * This should also be used to release a delayed work item.
  */
 #define work_release(work) \
-	clear_bit(WORK_STRUCT_PENDING, &(work)->management)
+	clear_bit(WORK_STRUCT_PENDING, work_data_bits(work))
 
 
 extern struct workqueue_struct *__create_workqueue(const char *name,
@@ -188,7 +200,7 @@ static inline int cancel_delayed_work(struct delayed_work *work)
 
 	ret = del_timer_sync(&work->timer);
 	if (ret)
-		clear_bit(WORK_STRUCT_PENDING, &work->work.management);
+		work_release(&work->work);
 	return ret;
 }
 
diff --git a/include/net/ax25.h b/include/net/ax25.h
index 14b72d868f0..5ae10dd2e32 100644
--- a/include/net/ax25.h
+++ b/include/net/ax25.h
@@ -277,7 +277,7 @@ struct sock *ax25_get_socket(ax25_address *, ax25_address *, int);
 extern ax25_cb *ax25_find_cb(ax25_address *, ax25_address *, ax25_digi *, struct net_device *);
 extern void ax25_send_to_raw(ax25_address *, struct sk_buff *, int);
 extern void ax25_destroy_socket(ax25_cb *);
-extern ax25_cb *ax25_create_cb(void);
+extern ax25_cb * __must_check ax25_create_cb(void);
 extern void ax25_fillin_cb(ax25_cb *, ax25_dev *);
 extern struct sock *ax25_make_new(struct sock *, struct ax25_dev *);
 
@@ -333,11 +333,25 @@ extern void ax25_ds_t3timer_expiry(ax25_cb *);
 extern void ax25_ds_idletimer_expiry(ax25_cb *);
 
 /* ax25_iface.c */
-extern int  ax25_protocol_register(unsigned int, int (*)(struct sk_buff *, ax25_cb *));
+
+struct ax25_protocol {
+	struct ax25_protocol *next;
+	unsigned int pid;
+	int (*func)(struct sk_buff *, ax25_cb *);
+};
+
+extern void ax25_register_pid(struct ax25_protocol *ap);
 extern void ax25_protocol_release(unsigned int);
-extern int  ax25_linkfail_register(void (*)(ax25_cb *, int));
-extern void ax25_linkfail_release(void (*)(ax25_cb *, int));
-extern int  ax25_listen_register(ax25_address *, struct net_device *);
+
+struct ax25_linkfail {
+	struct hlist_node lf_node;
+	void (*func)(ax25_cb *, int);
+};
+
+extern void ax25_linkfail_register(struct ax25_linkfail *lf);
+extern void ax25_linkfail_release(struct ax25_linkfail *lf);
+extern int __must_check ax25_listen_register(ax25_address *,
+	struct net_device *);
 extern void ax25_listen_release(ax25_address *, struct net_device *);
 extern int  (*ax25_protocol_function(unsigned int))(struct sk_buff *, ax25_cb *);
 extern int  ax25_listen_mine(ax25_address *, struct net_device *);
@@ -415,7 +429,7 @@ extern unsigned long ax25_display_timer(struct timer_list *);
 /* ax25_uid.c */
 extern int  ax25_uid_policy;
 extern ax25_uid_assoc *ax25_findbyuid(uid_t);
-extern int  ax25_uid_ioctl(int, struct sockaddr_ax25 *);
+extern int __must_check ax25_uid_ioctl(int, struct sockaddr_ax25 *);
 extern struct file_operations ax25_uid_fops;
 extern void ax25_uid_free(void);
 
diff --git a/include/net/rose.h b/include/net/rose.h
index 012b09ed240..4c05a88b921 100644
--- a/include/net/rose.h
+++ b/include/net/rose.h
@@ -188,13 +188,13 @@ extern void rose_kick(struct sock *);
 extern void rose_enquiry_response(struct sock *);
 
 /* rose_route.c */
-extern struct rose_neigh *rose_loopback_neigh;
+extern struct rose_neigh rose_loopback_neigh;
 extern struct file_operations rose_neigh_fops;
 extern struct file_operations rose_nodes_fops;
 extern struct file_operations rose_routes_fops;
 
-extern int  rose_add_loopback_neigh(void);
-extern int  rose_add_loopback_node(rose_address *);
+extern void rose_add_loopback_neigh(void);
+extern int __must_check rose_add_loopback_node(rose_address *);
 extern void rose_del_loopback_node(rose_address *);
 extern void rose_rt_device_down(struct net_device *);
 extern void rose_link_device_down(struct net_device *);
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 3c2e10574b2..0bfa3328d68 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1639,7 +1639,14 @@ static inline void *ib_dma_alloc_coherent(struct ib_device *dev,
 {
 	if (dev->dma_ops)
 		return dev->dma_ops->alloc_coherent(dev, size, dma_handle, flag);
-	return dma_alloc_coherent(dev->dma_device, size, dma_handle, flag);
+	else {
+		dma_addr_t handle;
+		void *ret;
+
+		ret = dma_alloc_coherent(dev->dma_device, size, &handle, flag);
+		*dma_handle = handle;
+		return ret;
+	}
 }
 
 /**