diff options
Diffstat (limited to 'kernel/exit.c')
| -rw-r--r-- | kernel/exit.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/kernel/exit.c b/kernel/exit.c index 6ed6a1d..750c2e5 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -352,7 +352,7 @@ int disallow_signal(int sig) EXPORT_SYMBOL(disallow_signal); -#ifdef CONFIG_MM_OWNER +#ifdef CONFIG_MEMCG /* * A task is exiting. If it owned this mm, find a new owner for the mm. */ @@ -395,14 +395,18 @@ retry: } /* - * Search through everything else. We should not get - * here often + * Search through everything else, we should not get here often. */ - do_each_thread(g, c) { - if (c->mm == mm) - goto assign_new_owner; - } while_each_thread(g, c); - + for_each_process(g) { + if (g->flags & PF_KTHREAD) + continue; + for_each_thread(g, c) { + if (c->mm == mm) + goto assign_new_owner; + if (c->mm) + break; + } + } read_unlock(&tasklist_lock); /* * We found no owner yet mm_users > 1: this implies that we are @@ -434,7 +438,7 @@ assign_new_owner: task_unlock(c); put_task_struct(c); } -#endif /* CONFIG_MM_OWNER */ +#endif /* CONFIG_MEMCG */ /* * Turn us into a lazy TLB process if we |
