[POWERPC] Use generic compat_ptrace_request

This removes some duplicated code by calling the new generic
compat_ptrace_request from powerpc's compat_sys_ptrace.

Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/kernel/ptrace32.c b/arch/powerpc/kernel/ptrace32.c
index fea6206ff90fd69aaf363075181a927049cb552d..6612304e11e3a43da1aa2aff5f266d8a01dbcdcb 100644 (file)
--- a/arch/powerpc/kernel/ptrace32.c
+++ b/arch/powerpc/kernel/ptrace32.c
@@ -27,6 +27,7 @@
 #include <linux/user.h>
 #include <linux/security.h>
 #include <linux/signal.h>
+#include <linux/compat.h>
 
 #include <asm/uaccess.h>
 #include <asm/page.h>
@@ -112,20 +113,6 @@ long compat_sys_ptrace(int request, int pid, unsigned long addr,
                goto out_tsk;
 
        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, (u32 __user *)data);
-               break;
-       }
-
        /*
         * Read 4 bytes of the other process' storage
         *  data is a pointer specifying where the user wants the
@@ -225,19 +212,6 @@ long compat_sys_ptrace(int request, int pid, unsigned long addr,
                break;
        }
 
-       /* If I and D space are separate, this will have to be fixed. */
-       case PTRACE_POKETEXT: /* write the word at location addr. */
-       case PTRACE_POKEDATA: {
-               unsigned int tmp;
-               tmp = data;
-               ret = 0;
-               if (access_process_vm(child, addr, &tmp, sizeof(tmp), 1)
-                               == sizeof(tmp))
-                       break;
-               ret = -EIO;
-               break;
-       }
-
        /*
         * Write 4 bytes into the other process' storage
         *  data is the 4 bytes that the user wants written
@@ -337,10 +311,6 @@ long compat_sys_ptrace(int request, int pid, unsigned long addr,
                break;
        }
 
-       case PTRACE_GETEVENTMSG:
-               ret = put_user(child->ptrace_message, (unsigned int __user *) data);
-               break;
-
        case PTRACE_GETREGS: { /* Get all pt_regs from the child. */
                int ui;
                if (!access_ok(VERIFY_WRITE, (void __user *)data,
@@ -402,7 +372,7 @@ long compat_sys_ptrace(int request, int pid, unsigned long addr,
                break;
 
        default:
-               ret = ptrace_request(child, request, addr, data);
+               ret = compat_ptrace_request(child, request, addr, data);
                break;
        }
 out_tsk: