linux-kernel - [PATCH] staging: rtl8723bs: replace msleep with usleep

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Message-ID: <20260208121500.164404-1-miguevrgo@gmail.com>
Date: Sun,  8 Feb 2026 13:15:00 +0100
From: Miguel Angel De la Vega Rodriguez <miguevrgo@...il.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	Miguel Angel De la Vega Rodriguez <miguevrgo@...il.com>
Subject: [PATCH] staging: rtl8723bs: replace msleep with usleep_range

checkpatch.pl warns that msleep < 20ms can sleep for up to 20ms.

This patch replaces msleep(10) with usleep_range(10000, 11000) to
improve timer precision and allow the scheduler to coalesce interrupts.

Signed-off-by: Miguel Angel De la Vega Rodriguez <miguevrgo@...il.com>
---
 drivers/staging/rtl8723bs/core/rtw_cmd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_cmd.c b/drivers/staging/rtl8723bs/core/rtw_cmd.c
index b2e7f479f72b..3f5b3ca2066d 100644
--- a/drivers/staging/rtl8723bs/core/rtw_cmd.c
+++ b/drivers/staging/rtl8723bs/core/rtw_cmd.c
@@ -214,7 +214,7 @@ void _rtw_free_evt_priv(struct	evt_priv *pevtpriv)
 {
 	_cancel_workitem_sync(&pevtpriv->c2h_wk);
 	while (pevtpriv->c2h_wk_alive)
-		msleep(10);
+		usleep_range(10000, 11000);
 
 	while (!rtw_cbuf_empty(pevtpriv->c2h_queue)) {
 		void *c2h = rtw_cbuf_pop(pevtpriv->c2h_queue);
-- 
2.53.0