ptrace: Use task_is_*

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>

diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 7c76f2f..26f9923 100644 (file)
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -51,7 +51,7 @@ void __ptrace_link(struct task_struct *child, struct task_struct *new_parent)
 void ptrace_untrace(struct task_struct *child)
 {
        spin_lock(&child->sighand->siglock);
-       if (child->state == TASK_TRACED) {
+       if (task_is_traced(child)) {
                if (child->signal->flags & SIGNAL_STOP_STOPPED) {
                        child->state = TASK_STOPPED;
                } else {
@@ -79,7 +79,7 @@ void __ptrace_unlink(struct task_struct *child)
                add_parent(child);
        }
 
-       if (child->state == TASK_TRACED)
+       if (task_is_traced(child))
                ptrace_untrace(child);
 }
 
@@ -103,9 +103,9 @@ int ptrace_check_attach(struct task_struct *child, int kill)
            && child->signal != NULL) {
                ret = 0;
                spin_lock_irq(&child->sighand->siglock);
-               if (child->state == TASK_STOPPED) {
+               if (task_is_stopped(child)) {
                        child->state = TASK_TRACED;
-               } else if (child->state != TASK_TRACED && !kill) {
+               } else if (!task_is_traced(child) && !kill) {
                        ret = -ESRCH;
                }
                spin_unlock_irq(&child->sighand->siglock);