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Commit e3e89cc5 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

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: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent b65a0e0c

include/linux/ptrace.h

+0 −3
Original line number Diff line number Diff line
@@ -102,11 +102,8 @@ 


extern long arch_ptrace(struct task_struct *child, long request,

			unsigned long addr, unsigned long data);

extern int ptrace_traceme(void);

extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len);

extern int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len);

extern int ptrace_attach(struct task_struct *tsk);

extern int ptrace_detach(struct task_struct *, unsigned int);

extern void ptrace_disable(struct task_struct *);

extern int ptrace_check_attach(struct task_struct *task, int kill);

extern int ptrace_request(struct task_struct *child, long request,

kernel/ptrace.c

+3 −3
Original line number Diff line number Diff line
@@ -163,7 +163,7 @@ bool ptrace_may_access(struct task_struct *task, unsigned int mode) 
	return !err;

}



int ptrace_attach(struct task_struct *task)

static int ptrace_attach(struct task_struct *task)

{

	int retval;
@@ -219,7 +219,7 @@ int ptrace_attach(struct task_struct *task) 
 * Performs checks and sets PT_PTRACED.

 * Should be used by all ptrace implementations for PTRACE_TRACEME.

 */

int ptrace_traceme(void)

static int ptrace_traceme(void)

{

	int ret = -EPERM;
@@ -293,7 +293,7 @@ static bool __ptrace_detach(struct task_struct *tracer, struct task_struct *p) 
	return false;

}



int ptrace_detach(struct task_struct *child, unsigned int data)

static int ptrace_detach(struct task_struct *child, unsigned int data)

{

	bool dead = false;