Mark ptrace_{traceme,attach,detach} static
They are only used inside kernel/ptrace.c, and have been for a long time. We don't want to go back to the bad-old-days when architectures did things on their own, so make them static and private. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -102,11 +102,8 @@
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extern long arch_ptrace(struct task_struct *child, long request,
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extern long arch_ptrace(struct task_struct *child, long request,
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unsigned long addr, unsigned long data);
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unsigned long addr, unsigned long data);
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extern int ptrace_traceme(void);
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extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len);
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extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len);
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extern int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len);
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extern int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len);
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extern int ptrace_attach(struct task_struct *tsk);
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extern int ptrace_detach(struct task_struct *, unsigned int);
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extern void ptrace_disable(struct task_struct *);
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extern void ptrace_disable(struct task_struct *);
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extern int ptrace_check_attach(struct task_struct *task, int kill);
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extern int ptrace_check_attach(struct task_struct *task, int kill);
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extern int ptrace_request(struct task_struct *child, long request,
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extern int ptrace_request(struct task_struct *child, long request,
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@ -163,7 +163,7 @@ bool ptrace_may_access(struct task_struct *task, unsigned int mode)
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return !err;
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return !err;
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}
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}
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int ptrace_attach(struct task_struct *task)
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static int ptrace_attach(struct task_struct *task)
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{
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{
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int retval;
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int retval;
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@ -219,7 +219,7 @@ out:
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* Performs checks and sets PT_PTRACED.
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* Performs checks and sets PT_PTRACED.
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* Should be used by all ptrace implementations for PTRACE_TRACEME.
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* Should be used by all ptrace implementations for PTRACE_TRACEME.
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*/
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*/
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int ptrace_traceme(void)
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static int ptrace_traceme(void)
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{
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{
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int ret = -EPERM;
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int ret = -EPERM;
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@ -293,7 +293,7 @@ static bool __ptrace_detach(struct task_struct *tracer, struct task_struct *p)
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return false;
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return false;
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}
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}
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int ptrace_detach(struct task_struct *child, unsigned int data)
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static int ptrace_detach(struct task_struct *child, unsigned int data)
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{
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{
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bool dead = false;
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bool dead = false;
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