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authorOleg Nesterov <oleg@redhat.com>2011-04-07 20:44:11 +0200
committerOleg Nesterov <oleg@redhat.com>2011-04-07 20:44:11 +0200
commite46bc9b6fd65bc9f406a4211fbf95683cc9c2937 (patch)
tree57046f6b2f4674a0c9048ab1ad1ff50fae7e373a /include/linux/sched.h
parent2b9accbee563f535046ff2cd382d0acaa92e130c (diff)
parent321fb561971ba0f10ce18c0f8a4b9fbfc7cef4b9 (diff)
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Merge branch 'ptrace' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc into ptrace
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h17
1 files changed, 14 insertions, 3 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 83bd2e2..3f53c25 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -653,9 +653,8 @@ struct signal_struct {
* Bits in flags field of signal_struct.
*/
#define SIGNAL_STOP_STOPPED 0x00000001 /* job control stop in effect */
-#define SIGNAL_STOP_DEQUEUED 0x00000002 /* stop signal dequeued */
-#define SIGNAL_STOP_CONTINUED 0x00000004 /* SIGCONT since WCONTINUED reap */
-#define SIGNAL_GROUP_EXIT 0x00000008 /* group exit in progress */
+#define SIGNAL_STOP_CONTINUED 0x00000002 /* SIGCONT since WCONTINUED reap */
+#define SIGNAL_GROUP_EXIT 0x00000004 /* group exit in progress */
/*
* Pending notifications to parent.
*/
@@ -1261,6 +1260,7 @@ struct task_struct {
int exit_state;
int exit_code, exit_signal;
int pdeath_signal; /* The signal sent when the parent dies */
+ unsigned int group_stop; /* GROUP_STOP_*, siglock protected */
/* ??? */
unsigned int personality;
unsigned did_exec:1;
@@ -1777,6 +1777,17 @@ extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t *
#define tsk_used_math(p) ((p)->flags & PF_USED_MATH)
#define used_math() tsk_used_math(current)
+/*
+ * task->group_stop flags
+ */
+#define GROUP_STOP_SIGMASK 0xffff /* signr of the last group stop */
+#define GROUP_STOP_PENDING (1 << 16) /* task should stop for group stop */
+#define GROUP_STOP_CONSUME (1 << 17) /* consume group stop count */
+#define GROUP_STOP_TRAPPING (1 << 18) /* switching from STOPPED to TRACED */
+#define GROUP_STOP_DEQUEUED (1 << 19) /* stop signal dequeued */
+
+extern void task_clear_group_stop_pending(struct task_struct *task);
+
#ifdef CONFIG_PREEMPT_RCU
#define RCU_READ_UNLOCK_BLOCKED (1 << 0) /* blocked while in RCU read-side. */