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ptrace: kill task_ptrace()

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task_ptrace(task) simply dereferences task->ptrace and isn't even used
consistently only adding confusion.  Kill it and directly access
->ptrace instead.

This doesn't introduce any behavior change.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
This commit is contained in:
Tejun Heo 2011-06-17 16:50:34 +02:00 • committed by Oleg Nesterov
parent 544b2c91a9
commit d21142ece4
5 changed files with 20 additions and 32 deletions
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11
include/linux/ptrace.h
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@ -145,17 +145,6 @@ int generic_ptrace_peekdata(struct task_struct *tsk, unsigned long addr,
int generic_ptrace_pokedata(struct task_struct *tsk, unsigned long addr,
unsigned long data);
/**
* task_ptrace - return %PT_* flags that apply to a task
* @task: pointer to &task_struct in question
*
* Returns the %PT_* flags that apply to @task.
*/
static inline int task_ptrace(struct task_struct *task)
{
return task->ptrace;
}
/**
* ptrace_event - possibly stop for a ptrace event notification
* @mask: %PT_* bit to check in @current->ptrace