---

yaml
---
r: 32873
b: refs/heads/master
c: d91928e
h: refs/heads/master
i:
  32871: accd048
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e3f2ddeac718c768fdac4b7fe69d465172f788a8
+refs/heads/master: d91928e906e2866563a69506bb77ffebcf50613c

trunk/Documentation/x86_64/boot-options.txt

@@ -238,13 +238,6 @@ Debugging
   pagefaulttrace Dump all page faults. Only useful for extreme debugging
 		and will create a lot of output.
 
-  call_trace=[old|both|newfallback|new]
-		old: use old inexact backtracer
-		new: use new exact dwarf2 unwinder
- 		both: print entries from both
-		newfallback: use new unwinder but fall back to old if it gets
-			stuck (default)
-
 Misc
 
   noreplacement  Don't replace instructions with more appropriate ones

trunk/arch/i386/kernel/process.c

@@ -690,8 +690,8 @@ struct task_struct fastcall * __switch_to(struct task_struct *prev_p, struct tas
 	/*
 	 * Now maybe handle debug registers and/or IO bitmaps
 	 */
-	if (unlikely((task_thread_info(next_p)->flags & _TIF_WORK_CTXSW)
-	    || test_tsk_thread_flag(prev_p, TIF_IO_BITMAP)))
+	if (unlikely((task_thread_info(next_p)->flags & _TIF_WORK_CTXSW))
+	    || test_tsk_thread_flag(prev_p, TIF_IO_BITMAP))
 		__switch_to_xtra(next_p, tss);
 
 	disable_tsc(prev_p, next_p);

trunk/arch/i386/kernel/time.c

@@ -135,7 +135,7 @@ unsigned long profile_pc(struct pt_regs *regs)
 {
 	unsigned long pc = instruction_pointer(regs);
 
-	if (!user_mode_vm(regs) && in_lock_functions(pc))
+	if (in_lock_functions(pc))
 		return *(unsigned long *)(regs->ebp + 4);
 
 	return pc;

trunk/arch/i386/kernel/traps.c

@@ -187,21 +187,10 @@ static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
 			if (unwind_init_blocked(&info, task) == 0)
 				unw_ret = show_trace_unwind(&info, log_lvl);
 		}
-		if (unw_ret > 0 && !arch_unw_user_mode(&info)) {
-#ifdef CONFIG_STACK_UNWIND
-			print_symbol("DWARF2 unwinder stuck at %s\n",
-				     UNW_PC(info.regs));
-			if (call_trace == 1) {
-				printk("Leftover inexact backtrace:\n");
-				if (UNW_SP(info.regs))
-					stack = (void *)UNW_SP(info.regs);
-			} else if (call_trace > 1)
+		if (unw_ret > 0) {
+			if (call_trace > 0)
 				return;
-			else
-				printk("Full inexact backtrace again:\n");
-#else
-			printk("Inexact backtrace:\n");
-#endif
+			printk("%sLegacy call trace:\n", log_lvl);
 		}
 	}
 

trunk/arch/s390/defconfig

@@ -1,16 +1,13 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.18-rc2
-# Thu Jul 27 13:51:07 2006
+# Linux kernel version: 2.6.17-rc1
+# Mon Apr  3 14:34:15 2006
 #
 CONFIG_MMU=y
-CONFIG_LOCKDEP_SUPPORT=y
-CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_S390=y
-CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
 # Code maturity level options
@@ -28,7 +25,6 @@ CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
-# CONFIG_TASKSTATS is not set
 CONFIG_SYSCTL=y
 CONFIG_AUDIT=y
 # CONFIG_AUDITSYSCALL is not set
@@ -47,12 +43,10 @@ CONFIG_PRINTK=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
 CONFIG_BASE_FULL=y
-CONFIG_RT_MUTEXES=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
 CONFIG_SHMEM=y
 CONFIG_SLAB=y
-CONFIG_VM_EVENT_COUNTERS=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
 # CONFIG_SLOB is not set
@@ -100,6 +94,7 @@ CONFIG_HOTPLUG_CPU=y
 CONFIG_DEFAULT_MIGRATION_COST=1000000
 CONFIG_COMPAT=y
 CONFIG_SYSVIPC_COMPAT=y
+CONFIG_BINFMT_ELF32=y
 
 #
 # Code generation options
@@ -120,7 +115,6 @@ CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
 # CONFIG_SPARSEMEM_STATIC is not set
 CONFIG_SPLIT_PTLOCK_CPUS=4
-CONFIG_RESOURCES_64BIT=y
 
 #
 # I/O subsystem configuration
@@ -148,7 +142,6 @@ CONFIG_VIRT_CPU_ACCOUNTING=y
 # CONFIG_APPLDATA_BASE is not set
 CONFIG_NO_IDLE_HZ=y
 CONFIG_NO_IDLE_HZ_INIT=y
-CONFIG_S390_HYPFS_FS=y
 CONFIG_KEXEC=y
 
 #
@@ -181,8 +174,6 @@ CONFIG_IP_FIB_HASH=y
 # CONFIG_INET_IPCOMP is not set
 # CONFIG_INET_XFRM_TUNNEL is not set
 # CONFIG_INET_TUNNEL is not set
-CONFIG_INET_XFRM_MODE_TRANSPORT=y
-CONFIG_INET_XFRM_MODE_TUNNEL=y
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
@@ -195,10 +186,7 @@ CONFIG_IPV6=y
 # CONFIG_INET6_IPCOMP is not set
 # CONFIG_INET6_XFRM_TUNNEL is not set
 # CONFIG_INET6_TUNNEL is not set
-CONFIG_INET6_XFRM_MODE_TRANSPORT=y
-CONFIG_INET6_XFRM_MODE_TUNNEL=y
 # CONFIG_IPV6_TUNNEL is not set
-# CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETFILTER is not set
 
 #
@@ -275,7 +263,6 @@ CONFIG_NET_ESTIMATOR=y
 # Network testing
 #
 # CONFIG_NET_PKTGEN is not set
-# CONFIG_NET_TCPPROBE is not set
 # CONFIG_HAMRADIO is not set
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
@@ -289,7 +276,6 @@ CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
 # CONFIG_DEBUG_DRIVER is not set
-CONFIG_SYS_HYPERVISOR=y
 
 #
 # Connector - unified userspace <-> kernelspace linker
@@ -348,7 +334,6 @@ CONFIG_BLK_DEV_NBD=m
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=4096
-CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
 CONFIG_BLK_DEV_INITRD=y
 # CONFIG_CDROM_PKTCDVD is not set
 
@@ -374,7 +359,9 @@ CONFIG_MD_LINEAR=m
 CONFIG_MD_RAID0=m
 CONFIG_MD_RAID1=m
 # CONFIG_MD_RAID10 is not set
-# CONFIG_MD_RAID456 is not set
+CONFIG_MD_RAID5=m
+# CONFIG_MD_RAID5_RESHAPE is not set
+# CONFIG_MD_RAID6 is not set
 CONFIG_MD_MULTIPATH=m
 # CONFIG_MD_FAULTY is not set
 CONFIG_BLK_DEV_DM=y
@@ -432,8 +419,7 @@ CONFIG_S390_TAPE_34XX=m
 #
 # Cryptographic devices
 #
-CONFIG_ZCRYPT=m
-# CONFIG_ZCRYPT_MONOLITHIC is not set
+CONFIG_Z90CRYPT=m
 
 #
 # Network device support
@@ -523,7 +509,6 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_MINIX_FS is not set
 # CONFIG_ROMFS_FS is not set
 CONFIG_INOTIFY=y
-CONFIG_INOTIFY_USER=y
 # CONFIG_QUOTA is not set
 CONFIG_DNOTIFY=y
 # CONFIG_AUTOFS_FS is not set
@@ -629,36 +614,26 @@ CONFIG_MSDOS_PARTITION=y
 # Instrumentation Support
 #
 # CONFIG_PROFILING is not set
-CONFIG_STATISTICS=y
-CONFIG_KPROBES=y
+# CONFIG_STATISTICS is not set
 
 #
 # Kernel hacking
 #
-CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_PRINTK_TIME is not set
 CONFIG_MAGIC_SYSRQ=y
-# CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_KERNEL=y
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_DETECT_SOFTLOCKUP is not set
 # CONFIG_SCHEDSTATS is not set
 # CONFIG_DEBUG_SLAB is not set
 CONFIG_DEBUG_PREEMPT=y
-# CONFIG_DEBUG_RT_MUTEXES is not set
-# CONFIG_RT_MUTEX_TESTER is not set
-CONFIG_DEBUG_SPINLOCK=y
 CONFIG_DEBUG_MUTEXES=y
-# CONFIG_DEBUG_RWSEMS is not set
-# CONFIG_DEBUG_LOCK_ALLOC is not set
-# CONFIG_PROVE_LOCKING is not set
+CONFIG_DEBUG_SPINLOCK=y
 CONFIG_DEBUG_SPINLOCK_SLEEP=y
-# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
-# CONFIG_FRAME_POINTER is not set
 # CONFIG_UNWIND_INFO is not set
 CONFIG_FORCED_INLINING=y
 # CONFIG_RCU_TORTURE_TEST is not set
@@ -713,4 +688,3 @@ CONFIG_CRYPTO=y
 # CONFIG_CRC16 is not set
 CONFIG_CRC32=m
 # CONFIG_LIBCRC32C is not set
-CONFIG_PLIST=y

trunk/arch/sparc/kernel/time.c

@@ -225,32 +225,6 @@ static __inline__ int has_low_battery(void)
 	return (data1 == data2);	/* Was the write blocked? */
 }
 
-static void __init mostek_set_system_time(void)
-{
-	unsigned int year, mon, day, hour, min, sec;
-	struct mostek48t02 *mregs;
-
-	mregs = (struct mostek48t02 *)mstk48t02_regs;
-	if(!mregs) {
-		prom_printf("Something wrong, clock regs not mapped yet.\n");
-		prom_halt();
-	}		
-	spin_lock_irq(&mostek_lock);
-	mregs->creg |= MSTK_CREG_READ;
-	sec = MSTK_REG_SEC(mregs);
-	min = MSTK_REG_MIN(mregs);
-	hour = MSTK_REG_HOUR(mregs);
-	day = MSTK_REG_DOM(mregs);
-	mon = MSTK_REG_MONTH(mregs);
-	year = MSTK_CVT_YEAR( MSTK_REG_YEAR(mregs) );
-	xtime.tv_sec = mktime(year, mon, day, hour, min, sec);
-	xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);
-        set_normalized_timespec(&wall_to_monotonic,
-                                -xtime.tv_sec, -xtime.tv_nsec);
-	mregs->creg &= ~MSTK_CREG_READ;
-	spin_unlock_irq(&mostek_lock);
-}
-
 /* Probe for the real time clock chip on Sun4 */
 static __inline__ void sun4_clock_probe(void)
 {
@@ -299,7 +273,6 @@ static __inline__ void sun4_clock_probe(void)
 #endif
 }
 
-#ifndef CONFIG_SUN4
 static int __devinit clock_probe(struct of_device *op, const struct of_device_id *match)
 {
 	struct device_node *dp = op->node;
@@ -334,8 +307,6 @@ static int __devinit clock_probe(struct of_device *op, const struct of_device_id
 	if (mostek_read(mstk48t02_regs + MOSTEK_SEC) & MSTK_STOP)
 		kick_start_clock();
 
-	mostek_set_system_time();
-
 	return 0;
 }
 
@@ -354,37 +325,56 @@ static struct of_platform_driver clock_driver = {
 
 
 /* Probe for the mostek real time clock chip. */
-static int __init clock_init(void)
+static void clock_init(void)
 {
-	return of_register_driver(&clock_driver, &of_bus_type);
+	of_register_driver(&clock_driver, &of_bus_type);
 }
 
-/* Must be after subsys_initcall() so that busses are probed.  Must
- * be before device_initcall() because things like the RTC driver
- * need to see the clock registers.
- */
-fs_initcall(clock_init);
-#endif /* !CONFIG_SUN4 */
-
 void __init sbus_time_init(void)
 {
+	unsigned int year, mon, day, hour, min, sec;
+	struct mostek48t02 *mregs;
+
+#ifdef CONFIG_SUN4
+	int temp;
+	struct intersil *iregs;
+#endif
 
 	BTFIXUPSET_CALL(bus_do_settimeofday, sbus_do_settimeofday, BTFIXUPCALL_NORM);
 	btfixup();
 
 	if (ARCH_SUN4)
 		sun4_clock_probe();
+	else
+		clock_init();
 
 	sparc_init_timers(timer_interrupt);
 
 #ifdef CONFIG_SUN4
 	if(idprom->id_machtype == (SM_SUN4 | SM_4_330)) {
-		mostek_set_system_time();
+#endif
+	mregs = (struct mostek48t02 *)mstk48t02_regs;
+	if(!mregs) {
+		prom_printf("Something wrong, clock regs not mapped yet.\n");
+		prom_halt();
+	}		
+	spin_lock_irq(&mostek_lock);
+	mregs->creg |= MSTK_CREG_READ;
+	sec = MSTK_REG_SEC(mregs);
+	min = MSTK_REG_MIN(mregs);
+	hour = MSTK_REG_HOUR(mregs);
+	day = MSTK_REG_DOM(mregs);
+	mon = MSTK_REG_MONTH(mregs);
+	year = MSTK_CVT_YEAR( MSTK_REG_YEAR(mregs) );
+	xtime.tv_sec = mktime(year, mon, day, hour, min, sec);
+	xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);
+        set_normalized_timespec(&wall_to_monotonic,
+                                -xtime.tv_sec, -xtime.tv_nsec);
+	mregs->creg &= ~MSTK_CREG_READ;
+	spin_unlock_irq(&mostek_lock);
+#ifdef CONFIG_SUN4
 	} else if(idprom->id_machtype == (SM_SUN4 | SM_4_260) ) {
 		/* initialise the intersil on sun4 */
-		unsigned int year, mon, day, hour, min, sec;
-		int temp;
-		struct intersil *iregs;
 
 		iregs=intersil_clock;
 		if(!iregs) {

trunk/arch/x86_64/ia32/ia32entry.S

@@ -103,7 +103,7 @@ ENTRY(ia32_sysenter_target)
 	pushq	%rax
 	CFI_ADJUST_CFA_OFFSET 8
 	cld
-	SAVE_ARGS 0,0,0
+	SAVE_ARGS 0,0,1
  	/* no need to do an access_ok check here because rbp has been
  	   32bit zero extended */ 
 1:	movl	(%rbp),%r9d

trunk/arch/x86_64/kernel/time.c

@@ -193,7 +193,7 @@ unsigned long profile_pc(struct pt_regs *regs)
 	   is just accounted to the spinlock function.
 	   Better would be to write these functions in assembler again
 	   and check exactly. */
-	if (!user_mode(regs) && in_lock_functions(pc)) {
+	if (in_lock_functions(pc)) {
 		char *v = *(char **)regs->rsp;
 		if ((v >= _stext && v <= _etext) ||
 			(v >= _sinittext && v <= _einittext) ||