Commit dc8f6029 authored by Al Viro's avatar Al Viro Committed by Linus Torvalds

[PATCH] mips: task_thread_info()

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 40bc9c67
......@@ -438,7 +438,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
case PTRACE_GET_THREAD_AREA:
ret = put_user(child->thread_info->tp_value,
ret = put_user(task_thread_info(child)->tp_value,
(unsigned long __user *) data);
break;
......
......@@ -375,7 +375,7 @@ asmlinkage int sys32_ptrace(int request, int pid, int addr, int data)
break;
case PTRACE_GET_THREAD_AREA:
ret = put_user(child->thread_info->tp_value,
ret = put_user(task_thread_info(child)->tp_value,
(unsigned int __user *) (unsigned long) data);
break;
......@@ -389,7 +389,7 @@ asmlinkage int sys32_ptrace(int request, int pid, int addr, int data)
break;
case PTRACE_GET_THREAD_AREA_3264:
ret = put_user(child->thread_info->tp_value,
ret = put_user(task_thread_info(child)->tp_value,
(unsigned long __user *) (unsigned long) data);
break;
......
......@@ -287,6 +287,7 @@ void prom_prepare_cpus(unsigned int max_cpus)
*/
void prom_boot_secondary(int cpu, struct task_struct *idle)
{
struct thread_info *gp = task_thread_info(idle);
dvpe();
set_c0_mvpcontrol(MVPCONTROL_VPC);
......@@ -307,11 +308,9 @@ void prom_boot_secondary(int cpu, struct task_struct *idle)
write_tc_gpr_sp( __KSTK_TOS(idle));
/* global pointer */
write_tc_gpr_gp((unsigned long)idle->thread_info);
write_tc_gpr_gp((unsigned long)gp);
flush_icache_range((unsigned long)idle->thread_info,
(unsigned long)idle->thread_info +
sizeof(struct thread_info));
flush_icache_range((unsigned long)gp, (unsigned long)(gp + 1));
/* finally out of configuration and into chaos */
clear_c0_mvpcontrol(MVPCONTROL_VPC);
......
......@@ -263,7 +263,7 @@ asmlinkage int sys_olduname(struct oldold_utsname * name)
void sys_set_thread_area(unsigned long addr)
{
struct thread_info *ti = current->thread_info;
struct thread_info *ti = task_thread_info(current);
ti->tp_value = addr;
......
......@@ -519,7 +519,7 @@ static inline int simulate_llsc(struct pt_regs *regs)
*/
static inline int simulate_rdhwr(struct pt_regs *regs)
{
struct thread_info *ti = current->thread_info;
struct thread_info *ti = task_thread_info(current);
unsigned int opcode;
if (unlikely(get_insn_opcode(regs, &opcode)))
......
......@@ -93,8 +93,8 @@ void __init prom_prepare_cpus(unsigned int max_cpus)
*/
void prom_boot_secondary(int cpu, struct task_struct *idle)
{
unsigned long gp = (unsigned long) idle->thread_info;
unsigned long sp = gp + THREAD_SIZE - 32;
unsigned long gp = (unsigned long) task_thread_info(idle);
unsigned long sp = __KSTK_TOP(idle);
secondary_sp = sp;
secondary_gp = gp;
......
......@@ -168,8 +168,8 @@ void __init prom_prepare_cpus(unsigned int max_cpus)
*/
void __init prom_boot_secondary(int cpu, struct task_struct *idle)
{
unsigned long gp = (unsigned long) idle->thread_info;
unsigned long sp = gp + THREAD_SIZE - 32;
unsigned long gp = (unsigned long)task_thread_info(idle);
unsigned long sp = __KSTK_TOS(idle);
LAUNCH_SLAVE(cputonasid(cpu),cputoslice(cpu),
(launch_proc_t)MAPPED_KERN_RW_TO_K0(smp_bootstrap),
......
......@@ -60,7 +60,7 @@ void prom_boot_secondary(int cpu, struct task_struct *idle)
retval = cfe_cpu_start(cpu_logical_map(cpu), &smp_bootstrap,
__KSTK_TOS(idle),
(unsigned long)idle->thread_info, 0);
(unsigned long)task_thread_info(idle), 0);
if (retval != 0)
printk("cfe_start_cpu(%i) returned %i\n" , cpu, retval);
}
......
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