diff options
Diffstat (limited to 'kernel/cpuset.c')
| -rw-r--r-- | kernel/cpuset.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c index f3a417c1d..ab0be4565 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -2601,26 +2601,28 @@ int cpuset_mems_allowed_intersects(const struct task_struct *tsk1, #define CPUSET_NODELIST_LEN (256) /** - * cpuset_print_current_mems_allowed - prints current's cpuset and mems_allowed + * cpuset_print_task_mems_allowed - prints task's cpuset and mems_allowed + * @task: pointer to task_struct of some task. * - * Description: Prints current's name, cpuset name, and cached copy of its - * mems_allowed to the kernel log. + * Description: Prints @task's name, cpuset name, and cached copy of its + * mems_allowed to the kernel log. Must hold task_lock(task) to allow + * dereferencing task_cs(task). */ -void cpuset_print_current_mems_allowed(void) +void cpuset_print_task_mems_allowed(struct task_struct *tsk) { /* Statically allocated to prevent using excess stack. */ static char cpuset_nodelist[CPUSET_NODELIST_LEN]; static DEFINE_SPINLOCK(cpuset_buffer_lock); - struct cgroup *cgrp = task_cs(current)->css.cgroup; + struct cgroup *cgrp = task_cs(tsk)->css.cgroup; rcu_read_lock(); spin_lock(&cpuset_buffer_lock); nodelist_scnprintf(cpuset_nodelist, CPUSET_NODELIST_LEN, - current->mems_allowed); - pr_info("%s cpuset=%s mems_allowed=%s\n", - current->comm, cgroup_name(cgrp), cpuset_nodelist); + tsk->mems_allowed); + printk(KERN_INFO "%s cpuset=%s mems_allowed=%s\n", + tsk->comm, cgroup_name(cgrp), cpuset_nodelist); spin_unlock(&cpuset_buffer_lock); rcu_read_unlock(); |