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authorMark Brown <broonie@opensource.wolfsonmicro.com>2010-12-13 10:53:31 -0500
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-12-13 10:53:31 -0500
commit474b9c86b0c65e9ca6a77d8b7bf132c4d5993b9c (patch)
tree9ce213f7a268d13f8871b84f1d22c2b9ff55afcf /kernel/posix-cpu-timers.c
parent49db7e7b995f5c61c5e24198f833ed01d99f5e7d (diff)
parentfdea0571ddca8e3f22448f66d72a034575abea28 (diff)
Merge branch 'topic/asoc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 into for-2.6.38
Diffstat (limited to 'kernel/posix-cpu-timers.c')
-rw-r--r--kernel/posix-cpu-timers.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index 6842eeba5879..05bb7173850e 100644
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -37,13 +37,13 @@ static int check_clock(const clockid_t which_clock)
37 if (pid == 0) 37 if (pid == 0)
38 return 0; 38 return 0;
39 39
40 read_lock(&tasklist_lock); 40 rcu_read_lock();
41 p = find_task_by_vpid(pid); 41 p = find_task_by_vpid(pid);
42 if (!p || !(CPUCLOCK_PERTHREAD(which_clock) ? 42 if (!p || !(CPUCLOCK_PERTHREAD(which_clock) ?
43 same_thread_group(p, current) : thread_group_leader(p))) { 43 same_thread_group(p, current) : has_group_leader_pid(p))) {
44 error = -EINVAL; 44 error = -EINVAL;
45 } 45 }
46 read_unlock(&tasklist_lock); 46 rcu_read_unlock();
47 47
48 return error; 48 return error;
49} 49}
@@ -390,7 +390,7 @@ int posix_cpu_timer_create(struct k_itimer *new_timer)
390 390
391 INIT_LIST_HEAD(&new_timer->it.cpu.entry); 391 INIT_LIST_HEAD(&new_timer->it.cpu.entry);
392 392
393 read_lock(&tasklist_lock); 393 rcu_read_lock();
394 if (CPUCLOCK_PERTHREAD(new_timer->it_clock)) { 394 if (CPUCLOCK_PERTHREAD(new_timer->it_clock)) {
395 if (pid == 0) { 395 if (pid == 0) {
396 p = current; 396 p = current;
@@ -404,7 +404,7 @@ int posix_cpu_timer_create(struct k_itimer *new_timer)
404 p = current->group_leader; 404 p = current->group_leader;
405 } else { 405 } else {
406 p = find_task_by_vpid(pid); 406 p = find_task_by_vpid(pid);
407 if (p && !thread_group_leader(p)) 407 if (p && !has_group_leader_pid(p))
408 p = NULL; 408 p = NULL;
409 } 409 }
410 } 410 }
@@ -414,7 +414,7 @@ int posix_cpu_timer_create(struct k_itimer *new_timer)
414 } else { 414 } else {
415 ret = -EINVAL; 415 ret = -EINVAL;
416 } 416 }
417 read_unlock(&tasklist_lock); 417 rcu_read_unlock();
418 418
419 return ret; 419 return ret;
420} 420}