[PATCH] xtensa: task_pt_regs(), task_stack_page()
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>
diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c
index 6a44b54..f1f5966 100644
--- a/arch/xtensa/kernel/process.c
+++ b/arch/xtensa/kernel/process.c
@@ -145,7 +145,7 @@
int user_mode = user_mode(regs);
/* Set up new TSS. */
- tos = (unsigned long)p->thread_info + THREAD_SIZE;
+ tos = (unsigned long)task_stack_page(p) + THREAD_SIZE;
if (user_mode)
childregs = (struct pt_regs*)(tos - PT_USER_SIZE);
else
@@ -217,7 +217,7 @@
unsigned long get_wchan(struct task_struct *p)
{
unsigned long sp, pc;
- unsigned long stack_page = (unsigned long) p->thread_info;
+ unsigned long stack_page = (unsigned long) task_stack_page(p);
int count = 0;
if (!p || p == current || p->state == TASK_RUNNING)
diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
index ab5c4c6..4cc8528 100644
--- a/arch/xtensa/kernel/ptrace.c
+++ b/arch/xtensa/kernel/ptrace.c
@@ -72,7 +72,7 @@
struct pt_regs *regs;
unsigned long tmp;
- regs = xtensa_pt_regs(child);
+ regs = task_pt_regs(child);
tmp = 0; /* Default return value. */
switch(addr) {
@@ -149,7 +149,7 @@
case PTRACE_POKEUSR:
{
struct pt_regs *regs;
- regs = xtensa_pt_regs(child);
+ regs = task_pt_regs(child);
switch (addr) {
case REG_AR_BASE ... REG_AR_BASE + XCHAL_NUM_AREGS - 1:
@@ -240,7 +240,7 @@
* elf_gregset_t format. */
xtensa_gregset_t format;
- struct pt_regs *regs = xtensa_pt_regs(child);
+ struct pt_regs *regs = task_pt_regs(child);
do_copy_regs (&format, regs, child);
@@ -257,7 +257,7 @@
* values in the elf_gregset_t format. */
xtensa_gregset_t format;
- struct pt_regs *regs = xtensa_pt_regs(child);
+ struct pt_regs *regs = task_pt_regs(child);
if (copy_from_user(&format,(void *)data,sizeof(elf_gregset_t))){
ret = -EFAULT;
@@ -281,7 +281,7 @@
* elf_fpregset_t format. */
elf_fpregset_t fpregs;
- struct pt_regs *regs = xtensa_pt_regs(child);
+ struct pt_regs *regs = task_pt_regs(child);
do_save_fpregs (&fpregs, regs, child);
@@ -299,7 +299,7 @@
* values in the elf_fpregset_t format.
*/
elf_fpregset_t fpregs;
- struct pt_regs *regs = xtensa_pt_regs(child);
+ struct pt_regs *regs = task_pt_regs(child);
ret = 0;
if (copy_from_user(&fpregs, (void *)data, sizeof(elf_fpregset_t))) {