1 files changed, 20 insertions, 10 deletions

diff --git a/fs/proc/array.c b/fs/proc/array.c
index b9be6e355cc6..63c95afb561f 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -77,6 +77,7 @@
 #include <linux/cpuset.h>
 #include <linux/rcupdate.h>
 #include <linux/delayacct.h>
+#include <linux/pid_namespace.h>
 
 #include <asm/pgtable.h>
 #include <asm/processor.h>
@@ -145,8 +146,7 @@ static inline const char *get_task_state(struct task_struct *tsk)
                                             TASK_UNINTERRUPTIBLE |
                                             TASK_STOPPED |
                                             TASK_TRACED)) |
-                        (tsk->exit_state & (EXIT_ZOMBIE |
-                                            EXIT_DEAD));
+                                           tsk->exit_state;
         const char **p = &task_state_array[0];
 
         while (state) {
@@ -161,8 +161,15 @@ static inline char *task_state(struct task_struct *p, char *buffer)
         struct group_info *group_info;
         int g;
         struct fdtable *fdt = NULL;
+        struct pid_namespace *ns;
+        pid_t ppid, tpid;
 
+        ns = current->nsproxy->pid_ns;
         rcu_read_lock();
+        ppid = pid_alive(p) ?
+                task_tgid_nr_ns(rcu_dereference(p->real_parent), ns) : 0;
+        tpid = pid_alive(p) && p->ptrace ?
+                task_ppid_nr_ns(rcu_dereference(p->parent), ns) : 0;
         buffer += sprintf(buffer,
                 "State:\t%s\n"
                 "Tgid:\t%d\n"
@@ -172,9 +179,9 @@ static inline char *task_state(struct task_struct *p, char *buffer)
                 "Uid:\t%d\t%d\t%d\t%d\n"
                 "Gid:\t%d\t%d\t%d\t%d\n",
                 get_task_state(p),
-                p->tgid, p->pid,
-                pid_alive(p) ? rcu_dereference(p->real_parent)->tgid : 0,
-                pid_alive(p) && p->ptrace ? rcu_dereference(p->parent)->pid : 0,
+                task_tgid_nr_ns(p, ns),
+                task_pid_nr_ns(p, ns),
+                ppid, tpid,
                 p->uid, p->euid, p->suid, p->fsuid,
                 p->gid, p->egid, p->sgid, p->fsgid);
 
@@ -394,6 +401,9 @@ static int do_task_stat(struct task_struct *task, char *buffer, int whole)
         unsigned long rsslim = 0;
         char tcomm[sizeof(task->comm)];
         unsigned long flags;
+        struct pid_namespace *ns;
+
+        ns = current->nsproxy->pid_ns;
 
         state = *get_task_state(task);
         vsize = eip = esp = 0;
@@ -416,7 +426,7 @@ static int do_task_stat(struct task_struct *task, char *buffer, int whole)
                 struct signal_struct *sig = task->signal;
 
                 if (sig->tty) {
-                        tty_pgrp = pid_nr(sig->tty->pgrp);
+                        tty_pgrp = pid_nr_ns(sig->tty->pgrp, ns);
                         tty_nr = new_encode_dev(tty_devnum(sig->tty));
                 }
 
@@ -449,9 +459,9 @@ static int do_task_stat(struct task_struct *task, char *buffer, int whole)
                         gtime = cputime_add(gtime, sig->gtime);
                 }
 
-                sid = signal_session(sig);
-                pgid = process_group(task);
-                ppid = rcu_dereference(task->real_parent)->tgid;
+                sid = task_session_nr_ns(task, ns);
+                pgid = task_pgrp_nr_ns(task, ns);
+                ppid = task_ppid_nr_ns(task, ns);
 
                 unlock_task_sighand(task, &flags);
         }
@@ -483,7 +493,7 @@ static int do_task_stat(struct task_struct *task, char *buffer, int whole)
         res = sprintf(buffer, "%d (%s) %c %d %d %d %d %d %u %lu \
 %lu %lu %lu %lu %lu %ld %ld %ld %ld %d 0 %llu %lu %ld %lu %lu %lu %lu %lu \
 %lu %lu %lu %lu %lu %lu %lu %lu %d %d %u %u %llu %lu %ld\n",
-                task->pid,
+                task_pid_nr_ns(task, ns),
                 tcomm,
                 state,
                 ppid,