X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fsparc%2Fkernel%2Fptrace.c;h=80161abf820c1e1568194c06b6b57281cda73318;hb=8e8ece46a861c84343256819eaec77e608ff9217;hp=949072b1c6ca9218f399dc96a946041911ddb351;hpb=9213980e6a70d8473e0ffd4b39ab5b6caaba9ff5;p=linux-2.6.git

diff --git a/arch/sparc/kernel/ptrace.c b/arch/sparc/kernel/ptrace.c
index 949072b1c..80161abf8 100644
--- a/arch/sparc/kernel/ptrace.c
+++ b/arch/sparc/kernel/ptrace.c
@@ -48,9 +48,9 @@ static inline void pt_succ_return(struct pt_regs *regs, unsigned long value)
 }
 
 static void
-pt_succ_return_linux(struct pt_regs *regs, unsigned long value, long *addr)
+pt_succ_return_linux(struct pt_regs *regs, unsigned long value, long __user *addr)
 {
-	if (put_user(value, (long __user *) addr)) {
+	if (put_user(value, addr)) {
 		pt_error_return(regs, EFAULT);
 		return;
 	}
@@ -61,7 +61,7 @@ pt_succ_return_linux(struct pt_regs *regs, unsigned long value, long *addr)
 }
 
 static void
-pt_os_succ_return (struct pt_regs *regs, unsigned long val, long *addr)
+pt_os_succ_return (struct pt_regs *regs, unsigned long val, long __user *addr)
 {
 	if (current->personality == PER_SUNOS)
 		pt_succ_return (regs, val);
@@ -71,7 +71,7 @@ pt_os_succ_return (struct pt_regs *regs, unsigned long val, long *addr)
 
 /* Fuck me gently with a chainsaw... */
 static inline void read_sunos_user(struct pt_regs *regs, unsigned long offset,
-				   struct task_struct *tsk, long *addr)
+				   struct task_struct *tsk, long __user *addr)
 {
 	struct pt_regs *cregs = tsk->thread.kregs;
 	struct thread_info *t = tsk->thread_info;
@@ -349,14 +349,14 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
 
 		if (access_process_vm(child, addr,
 				      &tmp, sizeof(tmp), 0) == sizeof(tmp))
-			pt_os_succ_return(regs, tmp, (long *)data);
+			pt_os_succ_return(regs, tmp, (long __user *)data);
 		else
 			pt_error_return(regs, EIO);
 		goto out_tsk;
 	}
 
 	case PTRACE_PEEKUSR:
-		read_sunos_user(regs, addr, child, (long *) data);
+		read_sunos_user(regs, addr, child, (long __user *) data);
 		goto out_tsk;
 
 	case PTRACE_POKEUSR:
@@ -535,18 +535,6 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
 			pt_error_return(regs, EIO);
 			goto out_tsk;
 		}
-		if (addr != 1) {
-			if (addr & 3) {
-				pt_error_return(regs, EINVAL);
-				goto out_tsk;
-			}
-#ifdef DEBUG_PTRACE
-			printk ("Original: %08lx %08lx\n", child->thread.kregs->pc, child->thread.kregs->npc);
-			printk ("Continuing with %08lx %08lx\n", addr, addr+4);
-#endif
-			child->thread.kregs->pc = addr;
-			child->thread.kregs->npc = addr + 4;
-		}
 
 		if (request == PTRACE_SYSCALL)
 			set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
@@ -571,7 +559,7 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
  * exit.
  */
 	case PTRACE_KILL: {
-		if (child->state == TASK_ZOMBIE) {	/* already dead */
+		if (child->exit_state == EXIT_ZOMBIE) {	/* already dead */
 			pt_succ_return(regs, 0);
 			goto out_tsk;
 		}
@@ -618,12 +606,9 @@ asmlinkage void syscall_trace(void)
 		return;
 	if (!(current->ptrace & PT_PTRACED))
 		return;
-	current->exit_code = SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
-					? 0x80 : 0);
-	current->state = TASK_STOPPED;
 	current->thread.flags ^= MAGIC_CONSTANT;
-	notify_parent(current, SIGCHLD);
-	schedule();
+	ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
+				 ? 0x80 : 0));
 	/*
 	 * this isn't the same as continuing with a signal, but it will do
 	 * for normal use.  strace only continues with a signal if the