From a4134da2b2b2917fe516a5fd396b6330656c181a Mon Sep 17 00:00:00 2001
From: Matthew Macy <mmacy@freebsd.org>
Date: Mon, 25 Jan 2021 11:18:28 -0800
Subject: [PATCH] spl-taskq: Make sure thread tsd hash entry is cleared

Like any other thread created by thread_create() we need to call
thread_exit() to properly clean it up.  In particular, this ensures the
tsd hash for the thread is cleared.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #11512
---
 module/os/linux/spl/spl-taskq.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/module/os/linux/spl/spl-taskq.c b/module/os/linux/spl/spl-taskq.c
index e8d89bfeab..a63c34748b 100644
--- a/module/os/linux/spl/spl-taskq.c
+++ b/module/os/linux/spl/spl-taskq.c
@@ -995,6 +995,7 @@ error:
 	spin_unlock_irqrestore(&tq->tq_lock, flags);
 
 	tsd_set(taskq_tsd, NULL);
+	thread_exit();
 
 	return (0);
 }