diff options
Diffstat (limited to 'include/linux/sched.h')
| -rw-r--r-- | include/linux/sched.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 3d9aba07d508..9878dbef500a 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -362,7 +362,7 @@ struct task_struct { unsigned long personality; int did_exec:1; pid_t pid; - pid_t pgrp; + pid_t __pgrp; /* Accessed via process_group() */ pid_t tty_old_pgrp; pid_t session; pid_t tgid; @@ -377,7 +377,7 @@ struct task_struct { struct task_struct *parent; /* parent process */ struct list_head children; /* list of my children */ struct list_head sibling; /* linkage in my parent's children list */ - struct task_struct *group_leader; + struct task_struct *group_leader; /* threadgroup leader */ /* PID/PID hash table linkage. */ struct pid_link pids[PIDTYPE_MAX]; @@ -463,6 +463,11 @@ struct task_struct { siginfo_t *last_siginfo; /* For ptrace use. */ }; +static inline pid_t process_group(struct task_struct *tsk) +{ + return tsk->group_leader->__pgrp; +} + extern void __put_task_struct(struct task_struct *tsk); #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0) #define put_task_struct(tsk) \ |