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freezer: remove should_send_signal() and update frozen()

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should_send_signal() is only used in freezer.c.  Exporting them only
increases chance of abuse.  Open code the two users and remove it.

Update frozen() to return bool.

Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Tejun Heo 2011-11-21 12:32:25 -08:00
parent d88e4cb671
commit 948246f70a
2 changed files with 3 additions and 8 deletions
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2
kernel/freezer.c
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@ -132,7 +132,7 @@ bool freeze_task(struct task_struct *p, bool sig_only)
return false;
}
if (should_send_signal(p)) {
if (!(p->flags & PF_FREEZER_NOSIG)) {
fake_signal_wake_up(p);
/*
* fake_signal_wake_up() goes through p's scheduler