[PATCH 49/50] mips: task_stack_page()

From: Al Viro
Date: Tue Jan 03 2006 - 16:22:22 EST


References: <20060103210515.5135@xxxxxxxxxxxxxxxx>
In-Reply-To: <20060103210515.5135@xxxxxxxxxxxxxxxx>

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

---

arch/mips/kernel/process.c | 6 +++---
include/asm-mips/processor.h | 2 +-
2 files changed, 4 insertions(+), 4 deletions(-)

339018b3d533fd4f589eca296752154f82ecfa8d
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index aca56f4..fa98f10 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();

@@ -407,7 +407,7 @@ unsigned long get_wchan(struct task_stru
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/include/asm-mips/processor.h b/include/asm-mips/processor.h
index 2bbbf87..90370a4 100644
--- a/include/asm-mips/processor.h
+++ b/include/asm-mips/processor.h
@@ -201,7 +201,7 @@ extern void start_thread(struct pt_regs

unsigned long get_wchan(struct task_struct *p);

-#define __KSTK_TOS(tsk) ((unsigned long)(tsk->thread_info) + THREAD_SIZE - 32)
+#define __KSTK_TOS(tsk) ((unsigned long)task_stack_page(tsk) + THREAD_SIZE - 32)
#define task_pt_regs(tsk) ((struct pt_regs *)__KSTK_TOS(tsk) - 1)
#define KSTK_EIP(tsk) (task_pt_regs(tsk)->cp0_epc)
#define KSTK_ESP(tsk) (task_pt_regs(tsk)->regs[29])
--
0.99.9.GIT

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/