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Merge branch 'ptrace' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc into ptrace

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This commit is contained in:
Oleg Nesterov
2011-04-07 20:44:11 +02:00
parent 2b9accbee5 321fb56197
commit e46bc9b6fd
6 changed files with 445 additions and 183 deletions
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17
include/linux/sched.h
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@@ -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. */