tracehook: exit

[safe/jmp/linux-2.6] / kernel / exit.c

diff --git a/kernel/exit.c b/kernel/exit.c
index 8a4d4d1..c3691cb 100644 (file)
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -46,6 +46,7 @@
 #include <linux/resource.h>
 #include <linux/blkdev.h>
 #include <linux/task_io_accounting_ops.h>
+#include <linux/tracehook.h>
 
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -120,6 +121,18 @@ static void __exit_signal(struct task_struct *tsk)
                sig->nivcsw += tsk->nivcsw;
                sig->inblock += task_io_get_inblock(tsk);
                sig->oublock += task_io_get_oublock(tsk);
+#ifdef CONFIG_TASK_XACCT
+               sig->rchar += tsk->rchar;
+               sig->wchar += tsk->wchar;
+               sig->syscr += tsk->syscr;
+               sig->syscw += tsk->syscw;
+#endif /* CONFIG_TASK_XACCT */
+#ifdef CONFIG_TASK_IO_ACCOUNTING
+               sig->ioac.read_bytes += tsk->ioac.read_bytes;
+               sig->ioac.write_bytes += tsk->ioac.write_bytes;
+               sig->ioac.cancelled_write_bytes +=
+                                       tsk->ioac.cancelled_write_bytes;
+#endif /* CONFIG_TASK_IO_ACCOUNTING */
                sig->sum_sched_runtime += tsk->se.sum_exec_runtime;
                sig = NULL; /* Marker for below. */
        }
@@ -1017,10 +1030,7 @@ NORET_TYPE void do_exit(long code)
        if (unlikely(!tsk->pid))
                panic("Attempted to kill the idle task!");
 
-       if (unlikely(current->ptrace & PT_TRACE_EXIT)) {
-               current->ptrace_message = code;
-               ptrace_notify((PTRACE_EVENT_EXIT << 8) | SIGTRAP);
-       }
+       tracehook_report_exit(&code);
 
        /*
         * We're taking recursive faults here in do_exit. Safest is to just
@@ -1366,6 +1376,21 @@ static int wait_task_zombie(struct task_struct *p, int options,
                psig->coublock +=
                        task_io_get_oublock(p) +
                        sig->oublock + sig->coublock;
+#ifdef CONFIG_TASK_XACCT
+               psig->rchar += p->rchar + sig->rchar;
+               psig->wchar += p->wchar + sig->wchar;
+               psig->syscr += p->syscr + sig->syscr;
+               psig->syscw += p->syscw + sig->syscw;
+#endif /* CONFIG_TASK_XACCT */
+#ifdef CONFIG_TASK_IO_ACCOUNTING
+               psig->ioac.read_bytes +=
+                       p->ioac.read_bytes + sig->ioac.read_bytes;
+               psig->ioac.write_bytes +=
+                       p->ioac.write_bytes + sig->ioac.write_bytes;
+               psig->ioac.cancelled_write_bytes +=
+                               p->ioac.cancelled_write_bytes +
+                               sig->ioac.cancelled_write_bytes;
+#endif /* CONFIG_TASK_IO_ACCOUNTING */
                spin_unlock_irq(&p->parent->sighand->siglock);
        }