diff options
| -rw-r--r-- | kernel/workqueue.c | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 4b109a7d390b..fed20b9813e5 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -14,13 +14,10 @@ * Theodore Ts'o <tytso@mit.edu> */ -#define __KERNEL_SYSCALLS__ - #include <linux/module.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/init.h> -#include <linux/unistd.h> #include <linux/signal.h> #include <linux/completion.h> #include <linux/workqueue.h> @@ -171,7 +168,6 @@ static int worker_thread(void *__startup) struct k_sigaction sa; daemonize("%s/%d", startup->name, cpu); - allow_signal(SIGCHLD); current->flags |= PF_IOTHREAD; cwq->thread = current; @@ -180,7 +176,7 @@ static int worker_thread(void *__startup) complete(&startup->done); - /* Install a handler so SIGCLD is delivered */ + /* SIG_IGN makes children autoreap: see do_notify_parent(). */ sa.sa.sa_handler = SIG_IGN; sa.sa.sa_flags = 0; siginitset(&sa.sa.sa_mask, sigmask(SIGCHLD)); @@ -200,14 +196,6 @@ static int worker_thread(void *__startup) if (!list_empty(&cwq->worklist)) run_workqueue(cwq); - - if (signal_pending(current)) { - while (waitpid(-1, NULL, __WALL|WNOHANG) > 0) - /* SIGCHLD - auto-reaping */ ; - - /* zap all other signals */ - flush_signals(current); - } } remove_wait_queue(&cwq->more_work, &wait); complete(&cwq->exit); |