Add const to some struct task_struct * uses
Signed-off-by: Joe Perches <[email protected]>
---
include/linux/sched.h | 24 ++++++++++++------------
1 files changed, 12 insertions(+), 12 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index ba78807..71d40a1 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1222,22 +1222,22 @@ static inline int rt_prio(int prio)
return 0;
}
-static inline int rt_task(struct task_struct *p)
+static inline int rt_task(const struct task_struct *p)
{
return rt_prio(p->prio);
}
-static inline pid_t process_group(struct task_struct *tsk)
+static inline pid_t process_group(const struct task_struct *tsk)
{
return tsk->signal->pgrp;
}
-static inline pid_t signal_session(struct signal_struct *sig)
+static inline pid_t signal_session(const struct signal_struct *sig)
{
return sig->__session;
}
-static inline pid_t process_session(struct task_struct *tsk)
+static inline pid_t process_session(const struct task_struct *tsk)
{
return signal_session(tsk->signal);
}
@@ -1247,22 +1247,22 @@ static inline void set_signal_session(struct signal_struct *sig, pid_t session)
sig->__session = session;
}
-static inline struct pid *task_pid(struct task_struct *task)
+static inline struct pid *task_pid(const struct task_struct *task)
{
return task->pids[PIDTYPE_PID].pid;
}
-static inline struct pid *task_tgid(struct task_struct *task)
+static inline struct pid *task_tgid(const struct task_struct *task)
{
return task->group_leader->pids[PIDTYPE_PID].pid;
}
-static inline struct pid *task_pgrp(struct task_struct *task)
+static inline struct pid *task_pgrp(const struct task_struct *task)
{
return task->group_leader->pids[PIDTYPE_PGID].pid;
}
-static inline struct pid *task_session(struct task_struct *task)
+static inline struct pid *task_session(const struct task_struct *task)
{
return task->group_leader->pids[PIDTYPE_SID].pid;
}
@@ -1275,7 +1275,7 @@ static inline struct pid *task_session(struct task_struct *task)
* If pid_alive fails, then pointers within the task structure
* can be stale and must not be dereferenced.
*/
-static inline int pid_alive(struct task_struct *p)
+static inline int pid_alive(const struct task_struct *p)
{
return p->pids[PIDTYPE_PID].pid != NULL;
}
@@ -1286,7 +1286,7 @@ static inline int pid_alive(struct task_struct *p)
*
* Check if a task structure is the first user space task the kernel created.
*/
-static inline int is_init(struct task_struct *tsk)
+static inline int is_init(const struct task_struct *tsk)
{
return tsk->pid == 1;
}
@@ -1639,7 +1639,7 @@ extern void wait_task_inactive(struct task_struct * p);
* all we care about is that we have a task with the appropriate
* pid, we don't actually care if we have the right task.
*/
-static inline int has_group_leader_pid(struct task_struct *p)
+static inline int has_group_leader_pid(const struct task_struct *p)
{
return p->pid == p->tgid;
}
@@ -1650,7 +1650,7 @@ static inline struct task_struct *next_thread(const struct task_struct *p)
struct task_struct, thread_group);
}
-static inline int thread_group_empty(struct task_struct *p)
+static inline int thread_group_empty(const struct task_struct *p)
{
return list_empty(&p->thread_group);
}
-
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