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Message-Id: <20180528215355.16119-18-christian@brauner.io>
Date: Mon, 28 May 2018 23:53:52 +0200
From: Christian Brauner <christian@...uner.io>
To: linux-kernel@...r.kernel.org
Cc: ebiederm@...ssion.com, gregkh@...uxfoundation.org,
mingo@...nel.org, james.morris@...rosoft.com,
keescook@...omium.org, peterz@...radead.org, sds@...ho.nsa.gov,
viro@...iv.linux.org.uk, akpm@...ux-foundation.org,
oleg@...hat.com, Christian Brauner <christian@...uner.io>
Subject: [PATCH v1 17/20] signal: make wants_signal() return bool
wants_signal() already behaves like a boolean function. Let's actually
declare it as such too.
Signed-off-by: Christian Brauner <christian@...uner.io>
---
v0->v1:
* patch introduced
---
kernel/signal.c | 14 +++++++++-----
1 file changed, 9 insertions(+), 5 deletions(-)
diff --git a/kernel/signal.c b/kernel/signal.c
index 0959965b523d..ac5c2700901d 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -889,16 +889,20 @@ static bool prepare_signal(int sig, struct task_struct *p, bool force)
* as soon as they're available, so putting the signal on the shared queue
* will be equivalent to sending it to one such thread.
*/
-static inline int wants_signal(int sig, struct task_struct *p)
+static inline bool wants_signal(int sig, struct task_struct *p)
{
if (sigismember(&p->blocked, sig))
- return 0;
+ return false;
+
if (p->flags & PF_EXITING)
- return 0;
+ return false;
+
if (sig == SIGKILL)
- return 1;
+ return true;
+
if (task_is_stopped_or_traced(p))
- return 0;
+ return false;
+
return task_curr(p) || !signal_pending(p);
}
--
2.17.0
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