Merge commit 'v2.6.28' into core/core

11 files changed, 37 insertions, 18 deletions

diff --git a/arch/sparc/include/asm/bitops_32.h b/arch/sparc/include/asm/bitops_32.h
index 68b98a7e..9cf4ae0 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/ptrace_32.h b/arch/sparc/include/asm/ptrace_32.h
index d409c4f..4cef450 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 3d3e9c1..cd6fbfc 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/kernel/cpu.c b/arch/sparc/kernel/cpu.c
index e7a0edf..1fc17f5 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 2d325fd..51b4042 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 */
diff --git a/arch/sparc/kernel/smp.c b/arch/sparc/kernel/smp.c
index 1619ec1..e396c1f 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 7a6a5e7..16ab0cb 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 5fc386d..4f8d605 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/trampoline.S b/arch/sparc/kernel/trampoline.S
index 356c56a..5e235c5 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 b1002c6..5b7e69a 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 6a5d7ca..dd8aa36 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;