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MIPS: 64-bit: Use generic 32-bit ptrace compat code.

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Signed-off-by: Anirban Sinha <asinha@zeugmasystems.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Anirban Sinha 2008-11-13 11:50:12 -08:00 committed by Ralf Baechle
parent c59765042f
commit 797c3f3224
1 changed files with 1 additions and 63 deletions
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64
arch/mips/kernel/ptrace32.c
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@ -49,19 +49,6 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
int ret; int ret;
switch (request) { switch (request) {
/* when I and D space are separate, these will need to be fixed. */
case PTRACE_PEEKTEXT: /* read word at location addr. */
case PTRACE_PEEKDATA: {
unsigned int tmp;
int copied;
copied = access_process_vm(child, addr, &tmp, sizeof(tmp), 0);
ret = -EIO;
if (copied != sizeof(tmp))
break;
ret = put_user(tmp, (unsigned int __user *) (unsigned long) data);
break;
}
/* /*
* Read 4 bytes of the other process' storage * Read 4 bytes of the other process' storage
@ -208,16 +195,6 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
break; break;
} }
/* when I and D space are separate, this will have to be fixed. */
case PTRACE_POKETEXT: /* write the word at location addr. */
case PTRACE_POKEDATA:
ret = 0;
if (access_process_vm(child, addr, &data, sizeof(data), 1)
== sizeof(data))
break;
ret = -EIO;
break;
/* /*
* Write 4 bytes into the other process' storage * Write 4 bytes into the other process' storage
* data is the 4 bytes that the user wants written * data is the 4 bytes that the user wants written
@ -332,50 +309,11 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
ret = ptrace_setfpregs(child, (__u32 __user *) (__u64) data); ret = ptrace_setfpregs(child, (__u32 __user *) (__u64) data);
break; break;
case PTRACE_SYSCALL: /* continue and stop at next (return from) syscall */
case PTRACE_CONT: { /* restart after signal. */
ret = -EIO;
if (!valid_signal(data))
break;
if (request == PTRACE_SYSCALL) {
set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
}
else {
clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
}
child->exit_code = data;
wake_up_process(child);
ret = 0;
break;
}
/*
* make the child exit. Best I can do is send it a sigkill.
* perhaps it should be put in the status that it wants to
* exit.
*/
case PTRACE_KILL:
ret = 0;
if (child->exit_state == EXIT_ZOMBIE) /* already dead */
break;
child->exit_code = SIGKILL;
wake_up_process(child);
break;
case PTRACE_GET_THREAD_AREA: case PTRACE_GET_THREAD_AREA:
ret = put_user(task_thread_info(child)->tp_value, ret = put_user(task_thread_info(child)->tp_value,
(unsigned int __user *) (unsigned long) data); (unsigned int __user *) (unsigned long) data);
break; break;
case PTRACE_DETACH: /* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
case PTRACE_GETEVENTMSG:
ret = put_user(child->ptrace_message,
(unsigned int __user *) (unsigned long) data);
break;
case PTRACE_GET_THREAD_AREA_3264: case PTRACE_GET_THREAD_AREA_3264:
ret = put_user(task_thread_info(child)->tp_value, ret = put_user(task_thread_info(child)->tp_value,
(unsigned long __user *) (unsigned long) data); (unsigned long __user *) (unsigned long) data);
@ -392,7 +330,7 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
break; break;
default: default:
ret = ptrace_request(child, request, addr, data); ret = compat_ptrace_request(child, request, addr, data);
break; break;
} }
out: out: