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-rw-r--r--arch/mips/kernel/process.c10
-rw-r--r--arch/mips/kernel/ptrace.c14
-rw-r--r--arch/mips/kernel/ptrace32.c10
-rw-r--r--arch/mips/kernel/smp_mt.c7
-rw-r--r--arch/mips/kernel/syscall.c3
-rw-r--r--arch/mips/kernel/sysirix.c1
-rw-r--r--arch/mips/kernel/traps.c2
7 files changed, 20 insertions, 27 deletions
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index 0476a4dce14..fa98f10d013 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -140,12 +140,12 @@ void flush_thread(void)
int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
unsigned long unused, struct task_struct *p, struct pt_regs *regs)
{
- struct thread_info *ti = p->thread_info;
+ struct thread_info *ti = task_thread_info(p);
struct pt_regs *childregs;
long childksp;
p->set_child_tid = p->clear_child_tid = NULL;
- childksp = (unsigned long)ti + THREAD_SIZE - 32;
+ childksp = (unsigned long)task_stack_page(p) + THREAD_SIZE - 32;
preempt_disable();
@@ -229,9 +229,7 @@ void elf_dump_regs(elf_greg_t *gp, struct pt_regs *regs)
int dump_task_regs (struct task_struct *tsk, elf_gregset_t *regs)
{
- struct thread_info *ti = tsk->thread_info;
- long ksp = (unsigned long)ti + THREAD_SIZE - 32;
- elf_dump_regs(&(*regs)[0], (struct pt_regs *) ksp - 1);
+ elf_dump_regs(*regs, task_pt_regs(tsk));
return 1;
}
@@ -409,7 +407,7 @@ unsigned long get_wchan(struct task_struct *p)
if (!p || p == current || p->state == TASK_RUNNING)
return 0;
- stack_page = (unsigned long)p->thread_info;
+ stack_page = (unsigned long)task_stack_page(p);
if (!stack_page || !mips_frame_info_initialized)
return 0;
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 8d254933530..f838b36cc76 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -64,8 +64,7 @@ int ptrace_getregs (struct task_struct *child, __s64 __user *data)
if (!access_ok(VERIFY_WRITE, data, 38 * 8))
return -EIO;
- regs = (struct pt_regs *) ((unsigned long) child->thread_info +
- THREAD_SIZE - 32 - sizeof(struct pt_regs));
+ regs = task_pt_regs(child);
for (i = 0; i < 32; i++)
__put_user (regs->regs[i], data + i);
@@ -92,8 +91,7 @@ int ptrace_setregs (struct task_struct *child, __s64 __user *data)
if (!access_ok(VERIFY_READ, data, 38 * 8))
return -EIO;
- regs = (struct pt_regs *) ((unsigned long) child->thread_info +
- THREAD_SIZE - 32 - sizeof(struct pt_regs));
+ regs = task_pt_regs(child);
for (i = 0; i < 32; i++)
__get_user (regs->regs[i], data + i);
@@ -198,8 +196,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
struct pt_regs *regs;
unsigned long tmp = 0;
- regs = (struct pt_regs *) ((unsigned long) child->thread_info +
- THREAD_SIZE - 32 - sizeof(struct pt_regs));
+ regs = task_pt_regs(child);
ret = 0; /* Default return value. */
switch (addr) {
@@ -314,8 +311,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
case PTRACE_POKEUSR: {
struct pt_regs *regs;
ret = 0;
- regs = (struct pt_regs *) ((unsigned long) child->thread_info +
- THREAD_SIZE - 32 - sizeof(struct pt_regs));
+ regs = task_pt_regs(child);
switch (addr) {
case 0 ... 31:
@@ -442,7 +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;
diff --git a/arch/mips/kernel/ptrace32.c b/arch/mips/kernel/ptrace32.c
index 1f998bfde16..0c82b25d8c6 100644
--- a/arch/mips/kernel/ptrace32.c
+++ b/arch/mips/kernel/ptrace32.c
@@ -126,8 +126,7 @@ asmlinkage int sys32_ptrace(int request, int pid, int addr, int data)
struct pt_regs *regs;
unsigned int tmp;
- regs = (struct pt_regs *) ((unsigned long) child->thread_info +
- THREAD_SIZE - 32 - sizeof(struct pt_regs));
+ regs = task_pt_regs(child);
ret = 0; /* Default return value. */
switch (addr) {
@@ -259,8 +258,7 @@ asmlinkage int sys32_ptrace(int request, int pid, int addr, int data)
case PTRACE_POKEUSR: {
struct pt_regs *regs;
ret = 0;
- regs = (struct pt_regs *) ((unsigned long) child->thread_info +
- THREAD_SIZE - 32 - sizeof(struct pt_regs));
+ regs = task_pt_regs(child);
switch (addr) {
case 0 ... 31:
@@ -377,7 +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;
@@ -391,7 +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;
diff --git a/arch/mips/kernel/smp_mt.c b/arch/mips/kernel/smp_mt.c
index d429544ba4b..794a1c3de2a 100644
--- a/arch/mips/kernel/smp_mt.c
+++ b/arch/mips/kernel/smp_mt.c
@@ -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);
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index ee98eeb65e8..332358430ff 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -9,6 +9,7 @@
*/
#include <linux/config.h>
#include <linux/a.out.h>
+#include <linux/capability.h>
#include <linux/errno.h>
#include <linux/linkage.h>
#include <linux/mm.h>
@@ -262,7 +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;
diff --git a/arch/mips/kernel/sysirix.c b/arch/mips/kernel/sysirix.c
index 52924f8ce23..0fc3730a294 100644
--- a/arch/mips/kernel/sysirix.c
+++ b/arch/mips/kernel/sysirix.c
@@ -8,6 +8,7 @@
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/binfmts.h>
+#include <linux/capability.h>
#include <linux/highuid.h>
#include <linux/pagemap.h>
#include <linux/mm.h>
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 7058893d5ad..59a187956de 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -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)))
generated by cgit (git 2.34.1) at 2024-09-20 09:54:05 +0000