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authorAl Viro <viro@ftp.linux.org.uk>2006-01-12 01:06:03 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-12 09:08:58 -0800
commit95ca0dc603ab58f3e4c5a1c23f675bd1f5b5fef3 (patch)
tree367ddcc3858b9c3e852ea2f6bafaffd43424c9e5
parent0cec6fd1370807f98934e84c9e6147335b81d8a5 (diff)
downloadop-kernel-dev-95ca0dc603ab58f3e4c5a1c23f675bd1f5b5fef3.zip
op-kernel-dev-95ca0dc603ab58f3e4c5a1c23f675bd1f5b5fef3.tar.gz
[PATCH] cris: task_pt_regs()
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>
-rw-r--r--arch/cris/arch-v10/kernel/process.c4
-rw-r--r--arch/cris/arch-v10/kernel/ptrace.c4
-rw-r--r--arch/cris/arch-v32/kernel/process.c4
-rw-r--r--arch/cris/arch-v32/kernel/ptrace.c6
-rw-r--r--include/asm-cris/processor.h3
5 files changed, 11 insertions, 10 deletions
diff --git a/arch/cris/arch-v10/kernel/process.c b/arch/cris/arch-v10/kernel/process.c
index 69e28b4..0a675ce 100644
--- a/arch/cris/arch-v10/kernel/process.c
+++ b/arch/cris/arch-v10/kernel/process.c
@@ -79,7 +79,7 @@ void hard_reset_now (void)
*/
unsigned long thread_saved_pc(struct task_struct *t)
{
- return (unsigned long)user_regs(t->thread_info)->irp;
+ return task_pt_regs(t)->irp;
}
static void kernel_thread_helper(void* dummy, int (*fn)(void *), void * arg)
@@ -128,7 +128,7 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
* remember that the task_struct doubles as the kernel stack for the task
*/
- childregs = user_regs(p->thread_info);
+ childregs = task_pt_regs(p);
*childregs = *regs; /* struct copy of pt_regs */
diff --git a/arch/cris/arch-v10/kernel/ptrace.c b/arch/cris/arch-v10/kernel/ptrace.c
index 6cbd34a..f214f74 100644
--- a/arch/cris/arch-v10/kernel/ptrace.c
+++ b/arch/cris/arch-v10/kernel/ptrace.c
@@ -37,7 +37,7 @@ inline long get_reg(struct task_struct *task, unsigned int regno)
if (regno == PT_USP)
return task->thread.usp;
else if (regno < PT_MAX)
- return ((unsigned long *)user_regs(task->thread_info))[regno];
+ return ((unsigned long *)task_pt_regs(task))[regno];
else
return 0;
}
@@ -51,7 +51,7 @@ inline int put_reg(struct task_struct *task, unsigned int regno,
if (regno == PT_USP)
task->thread.usp = data;
else if (regno < PT_MAX)
- ((unsigned long *)user_regs(task->thread_info))[regno] = data;
+ ((unsigned long *)task_pt_regs(task))[regno] = data;
else
return -1;
return 0;
diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c
index 882be42..e88b13b 100644
--- a/arch/cris/arch-v32/kernel/process.c
+++ b/arch/cris/arch-v32/kernel/process.c
@@ -96,7 +96,7 @@ hard_reset_now(void)
*/
unsigned long thread_saved_pc(struct task_struct *t)
{
- return (unsigned long)user_regs(t->thread_info)->erp;
+ return task_pt_regs(t)->erp;
}
static void
@@ -148,7 +148,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
* fix it up. Note: the task_struct doubles as the kernel stack for the
* task.
*/
- childregs = user_regs(p->thread_info);
+ childregs = task_pt_regs(p);
*childregs = *regs; /* Struct copy of pt_regs. */
p->set_child_tid = p->clear_child_tid = NULL;
childregs->r10 = 0; /* Child returns 0 after a fork/clone. */
diff --git a/arch/cris/arch-v32/kernel/ptrace.c b/arch/cris/arch-v32/kernel/ptrace.c
index 5528b83..82cf2e3 100644
--- a/arch/cris/arch-v32/kernel/ptrace.c
+++ b/arch/cris/arch-v32/kernel/ptrace.c
@@ -46,7 +46,7 @@ long get_reg(struct task_struct *task, unsigned int regno)
unsigned long ret;
if (regno <= PT_EDA)
- ret = ((unsigned long *)user_regs(task->thread_info))[regno];
+ ret = ((unsigned long *)task_pt_regs(task))[regno];
else if (regno == PT_USP)
ret = task->thread.usp;
else if (regno == PT_PPC)
@@ -65,13 +65,13 @@ long get_reg(struct task_struct *task, unsigned int regno)
int put_reg(struct task_struct *task, unsigned int regno, unsigned long data)
{
if (regno <= PT_EDA)
- ((unsigned long *)user_regs(task->thread_info))[regno] = data;
+ ((unsigned long *)task_pt_regs(task))[regno] = data;
else if (regno == PT_USP)
task->thread.usp = data;
else if (regno == PT_PPC) {
/* Write pseudo-PC to ERP only if changed. */
if (data != get_pseudo_pc(task))
- ((unsigned long *)user_regs(task->thread_info))[PT_ERP] = data;
+ task_pt_regs(task)->erp = data;
} else if (regno <= PT_MAX)
return put_debugreg(task->pid, regno, data);
else
diff --git a/include/asm-cris/processor.h b/include/asm-cris/processor.h
index dce4100..961e2bc 100644
--- a/include/asm-cris/processor.h
+++ b/include/asm-cris/processor.h
@@ -45,7 +45,8 @@ struct task_struct;
* Dito but for the currently running task
*/
-#define current_regs() user_regs(current->thread_info)
+#define task_pt_regs(task) user_regs(task_thread_info(task))
+#define current_regs() task_pt_regs(current)
static inline void prepare_to_copy(struct task_struct *tsk)
{
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