From: Helge Deller <deller@gmx.de>
To: linux-parisc@vger.kernel.org,
James Bottomley <James.Bottomley@hansenpartnership.com>,
John David Anglin <dave.anglin@bell.net>
Subject: [PATCH] parisc: Drop out of get_whan() if task is running again
Date: Thu, 17 Dec 2020 17:57:54 +0100 [thread overview]
Message-ID: <20201217165754.GA5561@ls3530.fritz.box> (raw)
Signed-off-by: Helge Deller <deller@gmx.de>
diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
index a92a23d6acd9..fda1c1a6a444 100644
--- a/arch/parisc/kernel/process.c
+++ b/arch/parisc/kernel/process.c
@@ -260,6 +260,8 @@ get_wchan(struct task_struct *p)
do {
if (unwind_once(&info) < 0)
return 0;
+ if (p->state == TASK_RUNNING)
+ return 0;
ip = info.ip;
if (!in_sched_functions(ip))
return ip;
next reply other threads:[~2020-12-17 16:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-17 16:57 Helge Deller [this message]
2020-12-17 18:04 ` [PATCH] parisc: Drop out of get_whan() if task is running again John David Anglin
2020-12-17 18:06 ` Helge Deller
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