[S390] Use diag308 subcodes 3 and 6 for reboot and dump when possible.

[powerpc.git] / arch / s390 / kernel / ptrace.c

diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 29fde70..1d81bf9 100644 (file)
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -230,9 +230,9 @@ poke_user(struct task_struct *child, addr_t addr, addr_t data)
                 */
                if (addr == (addr_t) &dummy->regs.psw.mask &&
 #ifdef CONFIG_COMPAT
-                   data != PSW_MASK_MERGE(PSW_USER32_BITS, data) &&
+                   data != PSW_MASK_MERGE(psw_user32_bits, data) &&
 #endif
-                   data != PSW_MASK_MERGE(PSW_USER_BITS, data))
+                   data != PSW_MASK_MERGE(psw_user_bits, data))
                        /* Invalid psw mask. */
                        return -EINVAL;
 #ifndef CONFIG_64BIT
@@ -294,7 +294,6 @@ poke_user(struct task_struct *child, addr_t addr, addr_t data)
 static int
 do_ptrace_normal(struct task_struct *child, long request, long addr, long data)
 {
-       unsigned long tmp;
        ptrace_area parea; 
        int copied, ret;
 
@@ -304,10 +303,7 @@ do_ptrace_normal(struct task_struct *child, long request, long addr, long data)
                /* Remove high order bit from address (only for 31 bit). */
                addr &= PSW_ADDR_INSN;
                /* read word at location addr. */
-               copied = access_process_vm(child, addr, &tmp, sizeof(tmp), 0);
-               if (copied != sizeof(tmp))
-                       return -EIO;
-               return put_user(tmp, (unsigned long __force __user *) data);
+               return generic_ptrace_peekdata(child, addr, data);
 
        case PTRACE_PEEKUSR:
                /* read the word at location addr in the USER area. */
@@ -318,10 +314,7 @@ do_ptrace_normal(struct task_struct *child, long request, long addr, long data)
                /* Remove high order bit from address (only for 31 bit). */
                addr &= PSW_ADDR_INSN;
                /* write the word at location addr. */
-               copied = access_process_vm(child, addr, &data, sizeof(data),1);
-               if (copied != sizeof(data))
-                       return -EIO;
-               return 0;
+               return generic_ptrace_pokedata(child, addr, data);
 
        case PTRACE_POKEUSR:
                /* write the word at location addr in the USER area */
@@ -393,7 +386,7 @@ peek_user_emu31(struct task_struct *child, addr_t addr, addr_t data)
                if (addr == (addr_t) &dummy32->regs.psw.mask) {
                        /* Fake a 31 bit psw mask. */
                        tmp = (__u32)(task_pt_regs(child)->psw.mask >> 32);
-                       tmp = PSW32_MASK_MERGE(PSW32_USER_BITS, tmp);
+                       tmp = PSW32_MASK_MERGE(psw32_user_bits, tmp);
                } else if (addr == (addr_t) &dummy32->regs.psw.addr) {
                        /* Fake a 31 bit psw address. */
                        tmp = (__u32) task_pt_regs(child)->psw.addr |
@@ -468,11 +461,11 @@ poke_user_emu31(struct task_struct *child, addr_t addr, addr_t data)
                 */
                if (addr == (addr_t) &dummy32->regs.psw.mask) {
                        /* Build a 64 bit psw mask from 31 bit mask. */
-                       if (tmp != PSW32_MASK_MERGE(PSW32_USER_BITS, tmp))
+                       if (tmp != PSW32_MASK_MERGE(psw32_user_bits, tmp))
                                /* Invalid psw mask. */
                                return -EINVAL;
                        task_pt_regs(child)->psw.mask =
-                               PSW_MASK_MERGE(PSW_USER32_BITS, (__u64) tmp << 32);
+                               PSW_MASK_MERGE(psw_user32_bits, (__u64) tmp << 32);
                } else if (addr == (addr_t) &dummy32->regs.psw.addr) {
                        /* Build a 64 bit psw address from 31 bit address. */
                        task_pt_regs(child)->psw.addr =
@@ -690,11 +683,6 @@ do_ptrace(struct task_struct *child, long request, long addr, long data)
                wake_up_process(child);
                return 0;
 
-       case PTRACE_DETACH:
-               /* detach a process that was attached. */
-               return ptrace_detach(child, data);
-
-
        /* Do requests that differ for 31/64 bit */
        default:
 #ifdef CONFIG_COMPAT