diff options
Diffstat (limited to 'drivers/tty/sysrq.c')
| -rw-r--r-- | drivers/tty/sysrq.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c index 7867b7c4538e..8db9125133b8 100644 --- a/drivers/tty/sysrq.c +++ b/drivers/tty/sysrq.c @@ -322,11 +322,16 @@ static void send_sig_all(int sig) { struct task_struct *p; + read_lock(&tasklist_lock); for_each_process(p) { - if (p->mm && !is_global_init(p)) - /* Not swapper, init nor kernel thread */ - force_sig(sig, p); + if (p->flags & PF_KTHREAD) + continue; + if (is_global_init(p)) + continue; + + force_sig(sig, p); } + read_unlock(&tasklist_lock); } static void sysrq_handle_term(int key) |