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| author | Jakub Kicinski <kuba@kernel.org> | 2020-11-06 17:32:55 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-06 17:33:38 -0800 |
| commit | ae0d0bb29b311ee3c71c8796f76d309a3779c8d9 (patch) | |
| tree | ae8e6f90d4eec5594bf42fe7aa9c3d989fc4317e /kernel/signal.c | |
| parent | 9f32c27eb4fc4426eedd511697d921a932f7dba6 (diff) | |
| parent | bf3e76289cd28b87f679cd53e26d67fd708d718a (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'kernel/signal.c')
| -rw-r--r-- | kernel/signal.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index a38b3edc6851..ef8f2a28d37c 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -391,16 +391,17 @@ static bool task_participate_group_stop(struct task_struct *task) void task_join_group_stop(struct task_struct *task) { + unsigned long mask = current->jobctl & JOBCTL_STOP_SIGMASK; + struct signal_struct *sig = current->signal; + + if (sig->group_stop_count) { + sig->group_stop_count++; + mask |= JOBCTL_STOP_CONSUME; + } else if (!(sig->flags & SIGNAL_STOP_STOPPED)) + return; + /* Have the new thread join an on-going signal group stop */ - unsigned long jobctl = current->jobctl; - if (jobctl & JOBCTL_STOP_PENDING) { - struct signal_struct *sig = current->signal; - unsigned long signr = jobctl & JOBCTL_STOP_SIGMASK; - unsigned long gstop = JOBCTL_STOP_PENDING | JOBCTL_STOP_CONSUME; - if (task_set_jobctl_pending(task, signr | gstop)) { - sig->group_stop_count++; - } - } + task_set_jobctl_pending(task, mask | JOBCTL_STOP_PENDING); } /* |