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-rw-r--r--arch/ia64/kernel/mca.c2
-rw-r--r--arch/ia64/kernel/process.c4
-rw-r--r--arch/ia64/kernel/ptrace.c8
-rw-r--r--arch/ia64/kernel/smpboot.c1
4 files changed, 7 insertions, 8 deletions
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index cdbac4b52f30..e628a88607bb 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -1788,7 +1788,7 @@ format_mca_init_stack(void *mca_data, unsigned long offset,
ti->task = p;
ti->cpu = cpu;
p->stack = ti;
- p->state = TASK_UNINTERRUPTIBLE;
+ p->__state = TASK_UNINTERRUPTIBLE;
cpumask_set_cpu(cpu, &p->cpus_mask);
INIT_LIST_HEAD(&p->tasks);
p->parent = p->real_parent = p->group_leader = p;
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 7e1a1525e202..e56d63f4abf9 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -529,7 +529,7 @@ get_wchan (struct task_struct *p)
unsigned long ip;
int count = 0;
- if (!p || p == current || p->state == TASK_RUNNING)
+ if (!p || p == current || task_is_running(p))
return 0;
/*
@@ -542,7 +542,7 @@ get_wchan (struct task_struct *p)
*/
unw_init_from_blocked_task(&info, p);
do {
- if (p->state == TASK_RUNNING)
+ if (task_is_running(p))
return 0;
if (unw_unwind(&info) < 0)
return 0;
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index e14f5653393a..df28c7dd164f 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -641,11 +641,11 @@ ptrace_attach_sync_user_rbs (struct task_struct *child)
read_lock(&tasklist_lock);
if (child->sighand) {
spin_lock_irq(&child->sighand->siglock);
- if (child->state == TASK_STOPPED &&
+ if (READ_ONCE(child->__state) == TASK_STOPPED &&
!test_and_set_tsk_thread_flag(child, TIF_RESTORE_RSE)) {
set_notify_resume(child);
- child->state = TASK_TRACED;
+ WRITE_ONCE(child->__state, TASK_TRACED);
stopped = 1;
}
spin_unlock_irq(&child->sighand->siglock);
@@ -665,9 +665,9 @@ ptrace_attach_sync_user_rbs (struct task_struct *child)
read_lock(&tasklist_lock);
if (child->sighand) {
spin_lock_irq(&child->sighand->siglock);
- if (child->state == TASK_TRACED &&
+ if (READ_ONCE(child->__state) == TASK_TRACED &&
(child->signal->flags & SIGNAL_STOP_STOPPED)) {
- child->state = TASK_STOPPED;
+ WRITE_ONCE(child->__state, TASK_STOPPED);
}
spin_unlock_irq(&child->sighand->siglock);
}
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index 49b488580939..d10f780c13b9 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -441,7 +441,6 @@ start_secondary (void *unused)
#endif
efi_map_pal_code();
cpu_init();
- preempt_disable();
smp_callin();
cpu_startup_entry(CPUHP_AP_ONLINE_IDLE);