Merge commit 'v2.6.28-rc9' into next

21 files changed, 66 insertions, 71 deletions

diff --git a/arch/sparc/include/asm/bitops_32.h b/arch/sparc/include/asm/bitops_32.h
index 68b98a7e6454..9cf4ae0cd7ba 100644
--- a/arch/sparc/include/asm/bitops_32.h
+++ b/arch/sparc/include/asm/bitops_32.h
@@ -98,6 +98,7 @@ static inline void change_bit(unsigned long nr, volatile unsigned long *addr)
 #include <asm-generic/bitops/sched.h>
 #include <asm-generic/bitops/ffs.h>
 #include <asm-generic/bitops/fls.h>
+#include <asm-generic/bitops/__fls.h>
 #include <asm-generic/bitops/fls64.h>
 #include <asm-generic/bitops/hweight.h>
 #include <asm-generic/bitops/lock.h>
diff --git a/arch/sparc/include/asm/byteorder.h b/arch/sparc/include/asm/byteorder.h
index bcd83aa351c5..5a70f137f1f7 100644
--- a/arch/sparc/include/asm/byteorder.h
+++ b/arch/sparc/include/asm/byteorder.h
@@ -4,15 +4,14 @@
 #include <asm/types.h>
 #include <asm/asi.h>
 
-#ifdef __GNUC__
+#define __BIG_ENDIAN
 
 #ifdef CONFIG_SPARC32
 #define __SWAB_64_THRU_32__
 #endif
 
 #ifdef CONFIG_SPARC64
-
-static inline __u16 ___arch__swab16p(const __u16 *addr)
+static inline __u16 __arch_swab16p(const __u16 *addr)
 {
 	__u16 ret;
 
@@ -21,8 +20,9 @@ static inline __u16 ___arch__swab16p(const __u16 *addr)
 			      : "r" (addr), "i" (ASI_PL));
 	return ret;
 }
+#define __arch_swab16p __arch_swab16p
 
-static inline __u32 ___arch__swab32p(const __u32 *addr)
+static inline __u32 __arch_swab32p(const __u32 *addr)
 {
 	__u32 ret;
 
@@ -31,8 +31,9 @@ static inline __u32 ___arch__swab32p(const __u32 *addr)
 			      : "r" (addr), "i" (ASI_PL));
 	return ret;
 }
+#define __arch_swab32p __arch_swab32p
 
-static inline __u64 ___arch__swab64p(const __u64 *addr)
+static inline __u64 __arch_swab64p(const __u64 *addr)
 {
 	__u64 ret;
 
@@ -41,17 +42,10 @@ static inline __u64 ___arch__swab64p(const __u64 *addr)
 			      : "r" (addr), "i" (ASI_PL));
 	return ret;
 }
-
-#define __arch__swab16p(x) ___arch__swab16p(x)
-#define __arch__swab32p(x) ___arch__swab32p(x)
-#define __arch__swab64p(x) ___arch__swab64p(x)
+#define __arch_swab64p __arch_swab64p
 
 #endif /* CONFIG_SPARC64 */
 
-#define __BYTEORDER_HAS_U64__
-
-#endif
-
-#include <linux/byteorder/big_endian.h>
+#include <linux/byteorder.h>
 
 #endif /* _SPARC_BYTEORDER_H */
diff --git a/arch/sparc/include/asm/kdebug_32.h b/arch/sparc/include/asm/kdebug_32.h
index f69fe7d84b3c..1d0b240222ef 100644
--- a/arch/sparc/include/asm/kdebug_32.h
+++ b/arch/sparc/include/asm/kdebug_32.h
@@ -60,6 +60,7 @@ static inline void sp_enter_debugger(void)
 
 enum die_val {
 	DIE_UNUSED,
+	DIE_OOPS,
 };
 
 #endif /* !(__ASSEMBLY__) */
diff --git a/arch/sparc/include/asm/processor_64.h b/arch/sparc/include/asm/processor_64.h
index 137a6bd72fc8..59fcebb8f440 100644
--- a/arch/sparc/include/asm/processor_64.h
+++ b/arch/sparc/include/asm/processor_64.h
@@ -36,10 +36,10 @@
 #define VPTE_SIZE	(1 << (VA_BITS - PAGE_SHIFT + 3))
 #endif
 
-#define TASK_SIZE	((unsigned long)-VPTE_SIZE)
 #define TASK_SIZE_OF(tsk) \
 	(test_tsk_thread_flag(tsk,TIF_32BIT) ? \
-	 (1UL << 32UL) : TASK_SIZE)
+	 (1UL << 32UL) : ((unsigned long)-VPTE_SIZE))
+#define TASK_SIZE	TASK_SIZE_OF(current)
 #ifdef __KERNEL__
 
 #define STACK_TOP32	((1UL << 32UL) - PAGE_SIZE)
diff --git a/arch/sparc/include/asm/ptrace_32.h b/arch/sparc/include/asm/ptrace_32.h
index d409c4f21a5c..4cef450167dd 100644
--- a/arch/sparc/include/asm/ptrace_32.h
+++ b/arch/sparc/include/asm/ptrace_32.h
@@ -62,6 +62,8 @@ struct sparc_stackf {
 
 #ifdef __KERNEL__
 
+#include <asm/system.h>
+
 static inline bool pt_regs_is_syscall(struct pt_regs *regs)
 {
 	return (regs->psr & PSR_SYSCALL);
@@ -72,6 +74,14 @@ static inline bool pt_regs_clear_syscall(struct pt_regs *regs)
 	return (regs->psr &= ~PSR_SYSCALL);
 }
 
+#define arch_ptrace_stop_needed(exit_code, info) \
+({	flush_user_windows(); \
+	current_thread_info()->w_saved != 0;	\
+})
+
+#define arch_ptrace_stop(exit_code, info) \
+	synchronize_user_stack()
+
 #define user_mode(regs) (!((regs)->psr & PSR_PS))
 #define instruction_pointer(regs) ((regs)->pc)
 #define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP])
diff --git a/arch/sparc/include/asm/ptrace_64.h b/arch/sparc/include/asm/ptrace_64.h
index 3d3e9c161d8b..cd6fbfc20435 100644
--- a/arch/sparc/include/asm/ptrace_64.h
+++ b/arch/sparc/include/asm/ptrace_64.h
@@ -114,6 +114,7 @@ struct sparc_trapf {
 #ifdef __KERNEL__
 
 #include <linux/threads.h>
+#include <asm/system.h>
 
 static inline int pt_regs_trap_type(struct pt_regs *regs)
 {
@@ -130,6 +131,14 @@ static inline bool pt_regs_clear_syscall(struct pt_regs *regs)
 	return (regs->tstate &= ~TSTATE_SYSCALL);
 }
 
+#define arch_ptrace_stop_needed(exit_code, info) \
+({	flush_user_windows(); \
+	get_thread_wsaved() != 0; \
+})
+
+#define arch_ptrace_stop(exit_code, info) \
+	synchronize_user_stack()
+
 struct global_reg_snapshot {
 	unsigned long		tstate;
 	unsigned long		tpc;
@@ -142,8 +151,6 @@ struct global_reg_snapshot {
 };
 extern struct global_reg_snapshot global_reg_snapshot[NR_CPUS];
 
-#define __ARCH_WANT_COMPAT_SYS_PTRACE
-
 #define force_successful_syscall_return()	    \
 do {	current_thread_info()->syscall_noerror = 1; \
 } while (0)
diff --git a/arch/sparc/include/asm/termbits.h b/arch/sparc/include/asm/termbits.h
index d6ca3e2754f5..d72dfed1f9d7 100644
--- a/arch/sparc/include/asm/termbits.h
+++ b/arch/sparc/include/asm/termbits.h
@@ -29,10 +29,11 @@ struct termios {
 	tcflag_t c_cflag;		/* control mode flags */
 	tcflag_t c_lflag;		/* local mode flags */
 	cc_t c_line;			/* line discipline */
+#ifndef __KERNEL__
 	cc_t c_cc[NCCS];		/* control characters */
-#ifdef __KERNEL__
+#else
+	cc_t c_cc[NCCS+2];	/* kernel needs 2 more to hold vmin/vtime */
 #define SIZEOF_USER_TERMIOS sizeof (struct termios) - (2*sizeof (cc_t))
-	cc_t _x_cc[2];                  /* We need them to hold vmin/vtime */
 #endif
 };
 
@@ -42,8 +43,7 @@ struct termios2 {
 	tcflag_t c_cflag;		/* control mode flags */
 	tcflag_t c_lflag;		/* local mode flags */
 	cc_t c_line;			/* line discipline */
-	cc_t c_cc[NCCS];		/* control characters */
-	cc_t _x_cc[2];                  /* padding to match ktermios */
+	cc_t c_cc[NCCS+2];		/* control characters */
 	speed_t c_ispeed;		/* input speed */
 	speed_t c_ospeed;		/* output speed */
 };
@@ -54,8 +54,7 @@ struct ktermios {
 	tcflag_t c_cflag;		/* control mode flags */
 	tcflag_t c_lflag;		/* local mode flags */
 	cc_t c_line;			/* line discipline */
-	cc_t c_cc[NCCS];		/* control characters */
-	cc_t _x_cc[2];                  /* We need them to hold vmin/vtime */
+	cc_t c_cc[NCCS+2];		/* control characters */
 	speed_t c_ispeed;		/* input speed */
 	speed_t c_ospeed;		/* output speed */
 };
diff --git a/arch/sparc/include/asm/uaccess_64.h b/arch/sparc/include/asm/uaccess_64.h
index 296ef30e05c8..c64e767a3e4b 100644
--- a/arch/sparc/include/asm/uaccess_64.h
+++ b/arch/sparc/include/asm/uaccess_64.h
@@ -265,8 +265,8 @@ extern long __strnlen_user(const char __user *, long len);
 
 #define strlen_user __strlen_user
 #define strnlen_user __strnlen_user
-#define __copy_to_user_inatomic __copy_to_user
-#define __copy_from_user_inatomic __copy_from_user
+#define __copy_to_user_inatomic ___copy_to_user
+#define __copy_from_user_inatomic ___copy_from_user
 
 #endif  /* __ASSEMBLY__ */
 
diff --git a/arch/sparc/include/asm/unistd_32.h b/arch/sparc/include/asm/unistd_32.h
index 648643a9f139..0d13d2a4c76f 100644
--- a/arch/sparc/include/asm/unistd_32.h
+++ b/arch/sparc/include/asm/unistd_32.h
@@ -338,8 +338,9 @@
 #define __NR_dup3		320
 #define __NR_pipe2		321
 #define __NR_inotify_init1	322
+#define __NR_accept4		323
 
-#define NR_SYSCALLS		323
+#define NR_SYSCALLS		324
 
 /* Sparc 32-bit only has the "setresuid32", "getresuid32" variants,
  * it never had the plain ones and there is no value to adding those
diff --git a/arch/sparc/include/asm/unistd_64.h b/arch/sparc/include/asm/unistd_64.h
index c5cc0e052321..fa5d3c0343c7 100644
--- a/arch/sparc/include/asm/unistd_64.h
+++ b/arch/sparc/include/asm/unistd_64.h
@@ -340,8 +340,9 @@
 #define __NR_dup3		320
 #define __NR_pipe2		321
 #define __NR_inotify_init1	322
+#define __NR_accept4		323
 
-#define NR_SYSCALLS		323
+#define NR_SYSCALLS		324
 
 #ifdef __KERNEL__
 #define __ARCH_WANT_IPC_PARSE_VERSION
diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c
index e7a0edfc1a32..1fc17f59c6bf 100644
--- a/arch/sparc/kernel/cpu.c
+++ b/arch/sparc/kernel/cpu.c
@@ -126,7 +126,7 @@ char *sparc_fpu_type;
 
 unsigned int fsr_storage;
 
-void __init cpu_probe(void)
+void __cpuinit cpu_probe(void)
 {
 	int psr_impl, psr_vers, fpu_vers;
 	int i, psr;
diff --git a/arch/sparc/kernel/head.S b/arch/sparc/kernel/head.S
index 2fe2c117e772..51b40426f9c6 100644
--- a/arch/sparc/kernel/head.S
+++ b/arch/sparc/kernel/head.S
@@ -72,7 +72,7 @@ sun4e_notsup:
 	.align 4
 
 	/* The Sparc trap table, bootloader gives us control at _start. */
-	.text
+	.section .text.head,"ax"
 	.globl	start, _stext, _start, __stext
 	.globl  trapbase
 _start:   /* danger danger */
@@ -465,7 +465,6 @@ gokernel:
 		mov	%o7, %g4		! Save %o7
 
 		/* Jump to it, and pray... */
-		__INIT
 current_pc:
 		call	1f
 		 nop
diff --git a/arch/sparc/kernel/of_device.c b/arch/sparc/kernel/of_device.c
index 0837bd52e28f..0a83bd737654 100644
--- a/arch/sparc/kernel/of_device.c
+++ b/arch/sparc/kernel/of_device.c
@@ -563,9 +563,9 @@ build_resources:
 	op->dev.parent = parent;
 	op->dev.bus = &of_platform_bus_type;
 	if (!parent)
-		strcpy(op->dev.bus_id, "root");
+		dev_set_name(&op->dev, "root");
 	else
-		sprintf(op->dev.bus_id, "%08x", dp->node);
+		dev_set_name(&op->dev, "%08x", dp->node);
 
 	if (of_device_register(op)) {
 		printk("%s: Could not register of device.\n",
diff --git a/arch/sparc/kernel/smp.c b/arch/sparc/kernel/smp.c
index 1619ec15c099..e396c1f17a92 100644
--- a/arch/sparc/kernel/smp.c
+++ b/arch/sparc/kernel/smp.c
@@ -35,7 +35,7 @@
 
 #include "irq.h"
 
-volatile unsigned long cpu_callin_map[NR_CPUS] __initdata = {0,};
+volatile unsigned long cpu_callin_map[NR_CPUS] __cpuinitdata = {0,};
 unsigned char boot_cpu_id = 0;
 unsigned char boot_cpu_id4 = 0; /* boot_cpu_id << 2 */
 
@@ -120,7 +120,7 @@ void cpu_panic(void)
 	panic("SMP bolixed\n");
 }
 
-struct linux_prom_registers smp_penguin_ctable __initdata = { 0 };
+struct linux_prom_registers smp_penguin_ctable __cpuinitdata = { 0 };
 
 void smp_send_reschedule(int cpu)
 {
diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c
index 7a6a5e795928..16ab0cb731c5 100644
--- a/arch/sparc/kernel/sun4d_smp.c
+++ b/arch/sparc/kernel/sun4d_smp.c
@@ -83,7 +83,7 @@ static inline void show_leds(int cpuid)
 			      "i" (ASI_M_CTL));
 }
 
-void __init smp4d_callin(void)
+void __cpuinit smp4d_callin(void)
 {
 	int cpuid = hard_smp4d_processor_id();
 	extern spinlock_t sun4d_imsk_lock;
@@ -386,7 +386,7 @@ void smp4d_percpu_timer_interrupt(struct pt_regs *regs)
 
 extern unsigned int lvl14_resolution;
 
-static void __init smp_setup_percpu_timer(void)
+static void __cpuinit smp_setup_percpu_timer(void)
 {
 	int cpu = hard_smp4d_processor_id();
 
diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c
index 5fc386d08c47..4f8d60586b07 100644
--- a/arch/sparc/kernel/sun4m_smp.c
+++ b/arch/sparc/kernel/sun4m_smp.c
@@ -343,7 +343,7 @@ void smp4m_percpu_timer_interrupt(struct pt_regs *regs)
 
 extern unsigned int lvl14_resolution;
 
-static void __init smp_setup_percpu_timer(void)
+static void __cpuinit smp_setup_percpu_timer(void)
 {
 	int cpu = smp_processor_id();
 
diff --git a/arch/sparc/kernel/systbls.S b/arch/sparc/kernel/systbls.S
index e1b9233b90ab..7d0807586442 100644
--- a/arch/sparc/kernel/systbls.S
+++ b/arch/sparc/kernel/systbls.S
@@ -81,4 +81,4 @@ sys_call_table:
 /*305*/	.long sys_set_mempolicy, sys_kexec_load, sys_move_pages, sys_getcpu, sys_epoll_pwait
 /*310*/	.long sys_utimensat, sys_signalfd, sys_timerfd_create, sys_eventfd, sys_fallocate
 /*315*/	.long sys_timerfd_settime, sys_timerfd_gettime, sys_signalfd4, sys_eventfd2, sys_epoll_create1
-/*320*/	.long sys_dup3, sys_pipe2, sys_inotify_init1
+/*320*/	.long sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4
diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c
index 62c1d94cb434..00f7383c7657 100644
--- a/arch/sparc/kernel/time.c
+++ b/arch/sparc/kernel/time.c
@@ -119,35 +119,16 @@ static unsigned char mostek_read_byte(struct device *dev, u32 ofs)
 {
 	struct platform_device *pdev = to_platform_device(dev);
 	struct m48t59_plat_data *pdata = pdev->dev.platform_data;
-	void __iomem *regs = pdata->ioaddr;
-	unsigned char val = readb(regs + ofs);
-
-	/* the year 0 is 1968 */
-	if (ofs == pdata->offset + M48T59_YEAR) {
-		val += 0x68;
-		if ((val & 0xf) > 9)
-			val += 6;
-	}
-	return val;
+
+	return readb(pdata->ioaddr + ofs);
 }
 
 static void mostek_write_byte(struct device *dev, u32 ofs, u8 val)
 {
 	struct platform_device *pdev = to_platform_device(dev);
 	struct m48t59_plat_data *pdata = pdev->dev.platform_data;
-	void __iomem *regs = pdata->ioaddr;
-
-	if (ofs == pdata->offset + M48T59_YEAR) {
-		if (val < 0x68)
-			val += 0x32;
-		else
-			val -= 0x68;
-		if ((val & 0xf) > 9)
-			val += 6;
-		if ((val & 0xf0) > 0x9A)
-			val += 0x60;
-	}
-	writeb(val, regs + ofs);
+
+	writeb(val, pdata->ioaddr + ofs);
 }
 
 static struct m48t59_plat_data m48t59_data = {
diff --git a/arch/sparc/kernel/trampoline.S b/arch/sparc/kernel/trampoline.S
index 356c56aebc62..5e235c52d667 100644
--- a/arch/sparc/kernel/trampoline.S
+++ b/arch/sparc/kernel/trampoline.S
@@ -18,7 +18,7 @@
 	.globl sun4m_cpu_startup, __smp4m_processor_id
 	.globl sun4d_cpu_startup, __smp4d_processor_id
 
-	__INIT
+	__CPUINIT
 	.align 4
 
 /* When we start up a cpu for the first time it enters this routine.
@@ -109,7 +109,7 @@ __smp4d_processor_id:
 /* CPUID in bootbus can be found at PA 0xff0140000 */
 #define SUN4D_BOOTBUS_CPUID	0xf0140000
 
-	__INIT
+	__CPUINIT
 	.align	4
 
 sun4d_cpu_startup:
diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S
index b1002c607196..5b7e69a8c32f 100644
--- a/arch/sparc/kernel/vmlinux.lds.S
+++ b/arch/sparc/kernel/vmlinux.lds.S
@@ -13,6 +13,7 @@ SECTIONS
 	.text 0xf0004000 :
 	{
 		_text = .;
+		*(.text.head)
 		TEXT_TEXT
 		SCHED_TEXT
 		LOCK_TEXT
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index 6a5d7cabc044..dd8aa36f366c 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -1251,7 +1251,7 @@ static inline void map_kernel(void)
 /* Paging initialization on the Sparc Reference MMU. */
 extern void sparc_context_init(int);
 
-void (*poke_srmmu)(void) __initdata = NULL;
+void (*poke_srmmu)(void) __cpuinitdata = NULL;
 
 extern unsigned long bootmem_init(unsigned long *pages_avail);
 
@@ -1446,7 +1446,7 @@ static void __init init_vac_layout(void)
 	       (int)vac_cache_size, (int)vac_line_size);
 }
 
-static void __init poke_hypersparc(void)
+static void __cpuinit poke_hypersparc(void)
 {
 	volatile unsigned long clear;
 	unsigned long mreg = srmmu_get_mmureg();
@@ -1501,7 +1501,7 @@ static void __init init_hypersparc(void)
 	hypersparc_setup_blockops();
 }
 
-static void __init poke_cypress(void)
+static void __cpuinit poke_cypress(void)
 {
 	unsigned long mreg = srmmu_get_mmureg();
 	unsigned long faddr, tagval;
@@ -1589,7 +1589,7 @@ static void __init init_cypress_605(unsigned long mrev)
 	init_cypress_common();
 }
 
-static void __init poke_swift(void)
+static void __cpuinit poke_swift(void)
 {
 	unsigned long mreg;
 
@@ -1771,7 +1771,7 @@ static void turbosparc_flush_tlb_page(struct vm_area_struct *vma, unsigned long
 }
 
 
-static void __init poke_turbosparc(void)
+static void __cpuinit poke_turbosparc(void)
 {
 	unsigned long mreg = srmmu_get_mmureg();
 	unsigned long ccreg;
@@ -1834,7 +1834,7 @@ static void __init init_turbosparc(void)
 	poke_srmmu = poke_turbosparc;
 }
 
-static void __init poke_tsunami(void)
+static void __cpuinit poke_tsunami(void)
 {
 	unsigned long mreg = srmmu_get_mmureg();
 
@@ -1876,7 +1876,7 @@ static void __init init_tsunami(void)
 	tsunami_setup_blockops();
 }
 
-static void __init poke_viking(void)
+static void __cpuinit poke_viking(void)
 {
 	unsigned long mreg = srmmu_get_mmureg();
 	static int smp_catch;