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From: Pkshih <pkshih@realtek.com>
To: "kvalo@codeaurora.org" <kvalo@codeaurora.org>,
	"chongguiguzi@gmail.com" <chongguiguzi@gmail.com>
Cc: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"davem@davemloft.net" <davem@davemloft.net>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] net:rtlwifi:move spin_lock_bh to spin_lock in tasklet
Date: Wed, 20 Mar 2019 02:31:24 +0000	[thread overview]
Message-ID: <1553049084.13542.2.camel@realtek.com> (raw)
In-Reply-To: <1553005870-28018-1-git-send-email-chongguiguzi@gmail.com>

On Tue, 2019-03-19 at 22:31 +0800, Jeff Xie wrote:
> It is unnecessary to call spin_lock_bh in a tasklet.
> 
> Signed-off-by: Jeff Xie <chongguiguzi@gmail.com>
> 
> ---
>  drivers/net/wireless/realtek/rtlwifi/pci.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c
> b/drivers/net/wireless/realtek/rtlwifi/pci.c
> index 48ca521..4055e0a 100644
> --- a/drivers/net/wireless/realtek/rtlwifi/pci.c
> +++ b/drivers/net/wireless/realtek/rtlwifi/pci.c
> @@ -499,16 +499,16 @@ static void _rtl_pci_tx_chk_waitq(struct ieee80211_hw
> *hw)
>  
>  			memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
>  
> -			spin_lock_bh(&rtlpriv->locks.waitq_lock);
> +			spin_lock(&rtlpriv->locks.waitq_lock);
>  			if (!skb_queue_empty(&mac->skb_waitq[tid]) &&
>  			    (ring->entries - skb_queue_len(&ring->queue) >
>  			     rtlhal->max_earlymode_num)) {
>  				skb = skb_dequeue(&mac->skb_waitq[tid]);
>  			} else {
> -				spin_unlock_bh(&rtlpriv->locks.waitq_lock);
> +				spin_unlock(&rtlpriv->locks.waitq_lock);
>  				break;
>  			}
> -			spin_unlock_bh(&rtlpriv->locks.waitq_lock);
> +			spin_unlock(&rtlpriv->locks.waitq_lock);
>  
>  			/* Some macaddr can't do early mode. like
>  			 * multicast/broadcast/no_qos data

The mail subject should be 'rtlwifi: move ....', and the other looks good to me.

Acked-by: Ping-Ke Shih <pkshih@realtek.com>



  reply	other threads:[~2019-03-20  2:31 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-19 14:31 [PATCH] net:rtlwifi:move spin_lock_bh to spin_lock in tasklet Jeff Xie
2019-03-20  2:31 ` Pkshih [this message]
2019-03-20  2:41   ` 谢欢
2019-04-04 10:27 ` [PATCH] rtlwifi: move " Kalle Valo

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