linux-kernel - [PATCH 3/6] workqueue: remove unnecessary import and function in wq

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Date: Wed, 20 Mar 2024 19:02:19 +0800
From: Kemeng Shi <shikemeng@...weicloud.com>
To: akpm@...ux-foundation.org,
	tj@...nel.org,
	linux-mm@...ck.org,
	linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: willy@...radead.org,
	bfoster@...hat.com,
	jack@...e.cz,
	dsterba@...e.com,
	mjguzik@...il.com,
	dhowells@...hat.com,
	peterz@...radead.org
Subject: [PATCH 3/6] workqueue: remove unnecessary import and function in wq_monitor.py

Remove unnecessary import and function in wq_monitor.py

Signed-off-by: Kemeng Shi <shikemeng@...weicloud.com>
---
 tools/workqueue/wq_monitor.py | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/tools/workqueue/wq_monitor.py b/tools/workqueue/wq_monitor.py
index a8856a9c45dc..9e964c5be40c 100644
--- a/tools/workqueue/wq_monitor.py
+++ b/tools/workqueue/wq_monitor.py
@@ -32,16 +32,13 @@ https://github.com/osandov/drgn.
   rescued  The number of work items executed by the rescuer.
 """
 
-import sys
 import signal
-import os
 import re
 import time
 import json
 
 import drgn
-from drgn.helpers.linux.list import list_for_each_entry,list_empty
-from drgn.helpers.linux.cpumask import for_each_possible_cpu
+from drgn.helpers.linux.list import list_for_each_entry
 
 import argparse
 parser = argparse.ArgumentParser(description=desc,
@@ -54,10 +51,6 @@ parser.add_argument('-j', '--json', action='store_true',
                     help='Output in json')
 args = parser.parse_args()
 
-def err(s):
-    print(s, file=sys.stderr, flush=True)
-    sys.exit(1)
-
 workqueues              = prog['workqueues']
 
 WQ_UNBOUND              = prog['WQ_UNBOUND']
-- 
2.30.0