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authorThomas Gleixner <tglx@linutronix.de>2015-12-19 12:13:02 +0100
committerThomas Gleixner <tglx@linutronix.de>2015-12-19 12:13:02 +0100
commitef0bf620e9b81845368b9c72ffdbd6834e424526 (patch)
tree7862e4ca1aa61a20f8e11502276b7f8633a39aa4 /kernel/pid.c
parent425a5072dcd1bd895eea90a6b495392b6358ebd0 (diff)
parenta6c2f87b8820e956ea0f731dcf0e45949bb37a8b (diff)
Merge branch 'irq/wire-msi-bridge' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Pull the MSI wire bridge implementation from Marc Zyngier along with the first user of it. This is infrastructure to support a wired interrupt to MSI interrupt brigde. The first user is mbigen found in Hisilicon ARM SoCs.
Diffstat (limited to 'kernel/pid.c')
-rw-r--r--kernel/pid.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/pid.c b/kernel/pid.c
index ca368793808e..78b3d9f80d44 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -467,7 +467,7 @@ struct pid *get_task_pid(struct task_struct *task, enum pid_type type)
rcu_read_lock();
if (type != PIDTYPE_PID)
task = task->group_leader;
- pid = get_pid(task->pids[type].pid);
+ pid = get_pid(rcu_dereference(task->pids[type].pid));
rcu_read_unlock();
return pid;
}
@@ -528,7 +528,7 @@ pid_t __task_pid_nr_ns(struct task_struct *task, enum pid_type type,
if (likely(pid_alive(task))) {
if (type != PIDTYPE_PID)
task = task->group_leader;
- nr = pid_nr_ns(task->pids[type].pid, ns);
+ nr = pid_nr_ns(rcu_dereference(task->pids[type].pid), ns);
}
rcu_read_unlock();