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| author | Linus Walleij <linus.walleij@linaro.org> | 2020-11-17 22:23:05 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2020-11-17 22:23:05 +0100 |
| commit | ad9a72f9c6fd3998f0080701f1cc1f43a4317b7c (patch) | |
| tree | dd53a560a1523f5dcd9823b29ae92bdcc0b7da4d /kernel/signal.c | |
| parent | b9bf97105f4b9adc32604d24072147b242564fb3 (diff) | |
| parent | 09162bc32c880a791c6c0668ce0745cf7958f576 (diff) | |
Merge tag 'v5.10-rc4' into devel
Linux 5.10-rc4
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); } /* |