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authorRoman Zippel <zippel@linux-m68k.org>2007-05-09 02:35:16 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-09 12:30:56 -0700
commitc9f4f06d3191bd91c1a081b54a6c8e913e7b8a83 (patch)
treefe6bb926f612e67b1e57c6a448c7e5d41dd69dad /arch/avr32
parente61a1c1c4f240cec61300c8f27518c3e47570fd4 (diff)
downloadlinux-2.6.34-ux500-c9f4f06d3191bd91c1a081b54a6c8e913e7b8a83.tar.gz
wrap access to thread_info
Recently a few direct accesses to the thread_info in the task structure snuck back, so this wraps them with the appropriate wrapper. Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/avr32')
-rw-r--r--arch/avr32/kernel/process.c6
-rw-r--r--arch/avr32/kernel/ptrace.c2
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/avr32/kernel/process.c b/arch/avr32/kernel/process.c
index 4e4181ed1c6..13f98840261 100644
--- a/arch/avr32/kernel/process.c
+++ b/arch/avr32/kernel/process.c
@@ -330,13 +330,13 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
{
struct pt_regs *childregs;
- childregs = ((struct pt_regs *)(THREAD_SIZE + (unsigned long)p->thread_info)) - 1;
+ childregs = ((struct pt_regs *)(THREAD_SIZE + (unsigned long)task_stack_page(p))) - 1;
*childregs = *regs;
if (user_mode(regs))
childregs->sp = usp;
else
- childregs->sp = (unsigned long)p->thread_info + THREAD_SIZE;
+ childregs->sp = (unsigned long)task_stack_page(p) + THREAD_SIZE;
childregs->r12 = 0; /* Set return value for child */
@@ -403,7 +403,7 @@ 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);
BUG_ON(!stack_page);
/*
diff --git a/arch/avr32/kernel/ptrace.c b/arch/avr32/kernel/ptrace.c
index 8ac74dddbbd..3c36c2d1614 100644
--- a/arch/avr32/kernel/ptrace.c
+++ b/arch/avr32/kernel/ptrace.c
@@ -24,7 +24,7 @@
static struct pt_regs *get_user_regs(struct task_struct *tsk)
{
- return (struct pt_regs *)((unsigned long) tsk->thread_info +
+ return (struct pt_regs *)((unsigned long)task_stack_page(tsk) +
THREAD_SIZE - sizeof(struct pt_regs));
}