[PATCH] sparc64: task_thread_info()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

6 files changed, 24 insertions, 24 deletions

diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index 02f9dec1d459..1bc772477079 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -390,7 +390,7 @@ void show_regs32(struct pt_regs32 *regs)
 
 unsigned long thread_saved_pc(struct task_struct *tsk)
 {
-        struct thread_info *ti = tsk->thread_info;
+        struct thread_info *ti = task_thread_info(tsk);
         unsigned long ret = 0xdeadbeefUL;
         
         if (ti && ti->ksp) {
@@ -847,7 +847,7 @@ unsigned long get_wchan(struct task_struct *task)
 
         thread_info_base = (unsigned long) task->thread_info;
         bias = STACK_BIAS;
-        fp = task->thread_info->ksp + bias;
+        fp = task_thread_info(task)->ksp + bias;
 
         do {
                 /* Bogus frame pointer? */
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c
index 84d3df2264cb..3e4077c84a23 100644
--- a/arch/sparc64/kernel/ptrace.c
+++ b/arch/sparc64/kernel/ptrace.c
@@ -324,7 +324,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
                 unsigned long tpc = cregs->tpc;
                 int rval;
 
-                if ((child->thread_info->flags & _TIF_32BIT) != 0)
+                if ((task_thread_info(child)->flags & _TIF_32BIT) != 0)
                         tpc &= 0xffffffff;
                 if (__put_user(cregs->tstate, (&pregs->tstate)) ||
                     __put_user(tpc, (&pregs->tpc)) ||
@@ -395,7 +395,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
                         pt_error_return(regs, EFAULT);
                         goto out_tsk;
                 }
-                if ((child->thread_info->flags & _TIF_32BIT) != 0) {
+                if ((task_thread_info(child)->flags & _TIF_32BIT) != 0) {
                         tpc &= 0xffffffff;
                         tnpc &= 0xffffffff;
                 }
@@ -430,11 +430,11 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
                         } fpq[16];
                 };
                 struct fps __user *fps = (struct fps __user *) addr;
-                unsigned long *fpregs = child->thread_info->fpregs;
+                unsigned long *fpregs = task_thread_info(child)->fpregs;
 
                 if (copy_to_user(&fps->regs[0], fpregs,
                                  (32 * sizeof(unsigned int))) ||
-                    __put_user(child->thread_info->xfsr[0], (&fps->fsr)) ||
+                    __put_user(task_thread_info(child)->xfsr[0], (&fps->fsr)) ||
                     __put_user(0, (&fps->fpqd)) ||
                     __put_user(0, (&fps->flags)) ||
                     __put_user(0, (&fps->extra)) ||
@@ -452,11 +452,11 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
                         unsigned long fsr;
                 };
                 struct fps __user *fps = (struct fps __user *) addr;
-                unsigned long *fpregs = child->thread_info->fpregs;
+                unsigned long *fpregs = task_thread_info(child)->fpregs;
 
                 if (copy_to_user(&fps->regs[0], fpregs,
                                  (64 * sizeof(unsigned int))) ||
-                    __put_user(child->thread_info->xfsr[0], (&fps->fsr))) {
+                    __put_user(task_thread_info(child)->xfsr[0], (&fps->fsr))) {
                         pt_error_return(regs, EFAULT);
                         goto out_tsk;
                 }
@@ -477,7 +477,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
                         } fpq[16];
                 };
                 struct fps __user *fps = (struct fps __user *) addr;
-                unsigned long *fpregs = child->thread_info->fpregs;
+                unsigned long *fpregs = task_thread_info(child)->fpregs;
                 unsigned fsr;
 
                 if (copy_from_user(fpregs, &fps->regs[0],
@@ -486,11 +486,11 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
                         pt_error_return(regs, EFAULT);
                         goto out_tsk;
                 }
-                child->thread_info->xfsr[0] &= 0xffffffff00000000UL;
-                child->thread_info->xfsr[0] |= fsr;
-                if (!(child->thread_info->fpsaved[0] & FPRS_FEF))
-                        child->thread_info->gsr[0] = 0;
-                child->thread_info->fpsaved[0] |= (FPRS_FEF | FPRS_DL);
+                task_thread_info(child)->xfsr[0] &= 0xffffffff00000000UL;
+                task_thread_info(child)->xfsr[0] |= fsr;
+                if (!(task_thread_info(child)->fpsaved[0] & FPRS_FEF))
+                        task_thread_info(child)->gsr[0] = 0;
+                task_thread_info(child)->fpsaved[0] |= (FPRS_FEF | FPRS_DL);
                 pt_succ_return(regs, 0);
                 goto out_tsk;
         }
@@ -501,17 +501,17 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
                         unsigned long fsr;
                 };
                 struct fps __user *fps = (struct fps __user *) addr;
-                unsigned long *fpregs = child->thread_info->fpregs;
+                unsigned long *fpregs = task_thread_info(child)->fpregs;
 
                 if (copy_from_user(fpregs, &fps->regs[0],
                                    (64 * sizeof(unsigned int))) ||
-                    __get_user(child->thread_info->xfsr[0], (&fps->fsr))) {
+                    __get_user(task_thread_info(child)->xfsr[0], (&fps->fsr))) {
                         pt_error_return(regs, EFAULT);
                         goto out_tsk;
                 }
-                if (!(child->thread_info->fpsaved[0] & FPRS_FEF))
-                        child->thread_info->gsr[0] = 0;
-                child->thread_info->fpsaved[0] |= (FPRS_FEF | FPRS_DL | FPRS_DU);
+                if (!(task_thread_info(child)->fpsaved[0] & FPRS_FEF))
+                        task_thread_info(child)->gsr[0] = 0;
+                task_thread_info(child)->fpsaved[0] |= (FPRS_FEF | FPRS_DL | FPRS_DU);
                 pt_succ_return(regs, 0);
                 goto out_tsk;
         }
diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c
index 48180531562f..250745896aee 100644
--- a/arch/sparc64/kernel/setup.c
+++ b/arch/sparc64/kernel/setup.c
@@ -520,7 +520,7 @@ void __init setup_arch(char **cmdline_p)
         rd_doload = ((ram_flags & RAMDISK_LOAD_FLAG) != 0);     
 #endif
 
-        init_task.thread_info->kregs = &fake_swapper_regs;
+        task_thread_info(&init_task)->kregs = &fake_swapper_regs;
 
 #ifdef CONFIG_IP_PNP
         if (!ic_set_manually) {
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 6efc03df51c3..1fb6323e65a4 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -335,7 +335,7 @@ static int __devinit smp_boot_one_cpu(unsigned int cpu)
 
         p = fork_idle(cpu);
         callin_flag = 0;
-        cpu_new_thread = p->thread_info;
+        cpu_new_thread = task_thread_info(p);
         cpu_set(cpu, cpu_callout_map);
 
         cpu_find_by_mid(cpu, &cpu_node);
diff --git a/include/asm-sparc64/mmu_context.h b/include/asm-sparc64/mmu_context.h
index 08ba72d7722c..57ee7b306189 100644
--- a/include/asm-sparc64/mmu_context.h
+++ b/include/asm-sparc64/mmu_context.h
@@ -60,7 +60,7 @@ do { \
         register unsigned long pgd_cache asm("o4"); \
         paddr = __pa((__mm)->pgd); \
         pgd_cache = 0UL; \
-        if ((__tsk)->thread_info->flags & _TIF_32BIT) \
+        if (task_thread_info(__tsk)->flags & _TIF_32BIT) \
                 pgd_cache = get_pgd_cache((__mm)->pgd); \
         __asm__ __volatile__("wrpr      %%g0, 0x494, %%pstate\n\t" \
                              "mov       %3, %%g4\n\t" \
diff --git a/include/asm-sparc64/system.h b/include/asm-sparc64/system.h
index 07d72367f82c..af254e581834 100644
--- a/include/asm-sparc64/system.h
+++ b/include/asm-sparc64/system.h
@@ -208,7 +208,7 @@ do {	if (test_thread_flag(TIF_PERFCTR)) {				\
         /* If you are tempted to conditionalize the following */        \
         /* so that ASI is only written if it changes, think again. */   \
         __asm__ __volatile__("wr %%g0, %0, %%asi"                       \
-        : : "r" (__thread_flag_byte_ptr(next->thread_info)[TI_FLAG_BYTE_CURRENT_DS]));\
+        : : "r" (__thread_flag_byte_ptr(task_thread_info(next))[TI_FLAG_BYTE_CURRENT_DS]));\
         __asm__ __volatile__(                                           \
         "mov    %%g4, %%g7\n\t"                                         \
         "wrpr   %%g0, 0x95, %%pstate\n\t"                               \
@@ -238,7 +238,7 @@ do {	if (test_thread_flag(TIF_PERFCTR)) {				\
         "b,a ret_from_syscall\n\t"                                      \
         "1:\n\t"                                                        \
         : "=&r" (last)                                                  \
-        : "0" (next->thread_info),                                      \
+        : "0" (task_thread_info(next)),                                 \
           "i" (TI_WSTATE), "i" (TI_KSP), "i" (TI_NEW_CHILD),            \
           "i" (TI_CWP), "i" (TI_TASK)                                   \
         : "cc",                                                         \