[RFC][patch 02/21] PID Virtualization: task virtual pid access functions

[Hubertus Franke <frankeh@watson.ibm.com>]

Introduce task access functions for the virtual pid domain
for pid/ppid/tgid/process_group/sessionids

Signed-off-by: Hubertus Franke <frankeh@watson.ibm.com>
--

 include/linux/sched.h |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+)

Index: linux-2.6.15-rc1/include/linux/sched.h
===================================================================
--- linux-2.6.15-rc1.orig/include/linux/sched.h	2005-11-30 18:08:02.000000000 -0500
+++ linux-2.6.15-rc1/include/linux/sched.h	2005-11-30 18:08:02.000000000 -0500
@@ -888,6 +888,26 @@ static inline pid_t task_tgid(const stru
 	return p->__tgid;
 }
 
+static inline pid_t task_vpid(const struct task_struct *p)
+{
+	return task_pid(p);
+}
+
+static inline pid_t task_vppid(const struct task_struct *p)
+{
+	return task_pid(p->parent);
+}
+
+static inline pid_t task_vtgid(const struct task_struct *p)
+{
+	return task_tgid(p);
+}
+
+static inline pid_t virt_process_group(const struct task_struct *p)
+{
+	return process_group(p);
+}
+
 extern void free_task(struct task_struct *tsk);
 extern void __put_task_struct(struct task_struct *tsk);
 #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0)

--
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/