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[PATCH] sparc64: task_thread_info()

Browse source 
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>
This commit is contained in:
Al Viro 2006-01-12 01:05:42 -08:00 committed by Linus Torvalds
parent 65e0fdffc9
commit f3169641c1
6 changed files with 24 additions and 24 deletions
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4
arch/sparc64/kernel/process.c
View file

@ -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? */

34
arch/sparc64/kernel/ptrace.c
View file

@ -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;
}

2
arch/sparc64/kernel/setup.c
View file

@ -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) {

2
arch/sparc64/kernel/smp.c
View file

@ -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);

2
include/asm-sparc64/mmu_context.h
View file

@ -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" \

4
include/asm-sparc64/system.h
View file

@ -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", \