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* [PATCH] net:mwl8k:move spin_lock_bh to spin_lock in tasklet
@ 2019-03-19 16:24 Jeff Xie
  2019-03-20  7:08 ` Menion
  2019-04-26 11:57 ` [PATCH] mwl8k: move " Kalle Valo
  0 siblings, 2 replies; 3+ messages in thread
From: Jeff Xie @ 2019-03-19 16:24 UTC (permalink / raw)
  To: buytenh, kvalo; +Cc: davem, chongguiguzi, linux-wireless, netdev, linux-kernel

It is unnecessary to call spin_lock_bh in a tasklet.

Signed-off-by: Jeff Xie <chongguiguzi@gmail.com>
---
 drivers/net/wireless/marvell/mwl8k.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c
index 8e4e9b6..21a86cc 100644
--- a/drivers/net/wireless/marvell/mwl8k.c
+++ b/drivers/net/wireless/marvell/mwl8k.c
@@ -4631,7 +4631,7 @@ static void mwl8k_tx_poll(unsigned long data)
 
 	limit = 32;
 
-	spin_lock_bh(&priv->tx_lock);
+	spin_lock(&priv->tx_lock);
 
 	for (i = 0; i < mwl8k_tx_queues(priv); i++)
 		limit -= mwl8k_txq_reclaim(hw, i, limit, 0);
@@ -4641,7 +4641,7 @@ static void mwl8k_tx_poll(unsigned long data)
 		priv->tx_wait = NULL;
 	}
 
-	spin_unlock_bh(&priv->tx_lock);
+	spin_unlock(&priv->tx_lock);
 
 	if (limit) {
 		writel(~MWL8K_A2H_INT_TX_DONE,
-- 
2.7.4


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] net:mwl8k:move spin_lock_bh to spin_lock in tasklet
  2019-03-19 16:24 [PATCH] net:mwl8k:move spin_lock_bh to spin_lock in tasklet Jeff Xie
@ 2019-03-20  7:08 ` Menion
  2019-04-26 11:57 ` [PATCH] mwl8k: move " Kalle Valo
  1 sibling, 0 replies; 3+ messages in thread
From: Menion @ 2019-03-20  7:08 UTC (permalink / raw)
  To: Jeff Xie; +Cc: buytenh, kvalo, davem, linux-wireless, netdev, linux-kernel

Is it possible that this solves this long standing issue? :
https://www.spinics.net/lists/linux-wireless/msg151171.html
Bye

Il giorno mar 19 mar 2019 alle ore 17:25 Jeff Xie
<chongguiguzi@gmail.com> ha scritto:
>
> It is unnecessary to call spin_lock_bh in a tasklet.
>
> Signed-off-by: Jeff Xie <chongguiguzi@gmail.com>
> ---
>  drivers/net/wireless/marvell/mwl8k.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c
> index 8e4e9b6..21a86cc 100644
> --- a/drivers/net/wireless/marvell/mwl8k.c
> +++ b/drivers/net/wireless/marvell/mwl8k.c
> @@ -4631,7 +4631,7 @@ static void mwl8k_tx_poll(unsigned long data)
>
>         limit = 32;
>
> -       spin_lock_bh(&priv->tx_lock);
> +       spin_lock(&priv->tx_lock);
>
>         for (i = 0; i < mwl8k_tx_queues(priv); i++)
>                 limit -= mwl8k_txq_reclaim(hw, i, limit, 0);
> @@ -4641,7 +4641,7 @@ static void mwl8k_tx_poll(unsigned long data)
>                 priv->tx_wait = NULL;
>         }
>
> -       spin_unlock_bh(&priv->tx_lock);
> +       spin_unlock(&priv->tx_lock);
>
>         if (limit) {
>                 writel(~MWL8K_A2H_INT_TX_DONE,
> --
> 2.7.4
>

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] mwl8k: move spin_lock_bh to spin_lock in tasklet
  2019-03-19 16:24 [PATCH] net:mwl8k:move spin_lock_bh to spin_lock in tasklet Jeff Xie
  2019-03-20  7:08 ` Menion
@ 2019-04-26 11:57 ` Kalle Valo
  1 sibling, 0 replies; 3+ messages in thread
From: Kalle Valo @ 2019-04-26 11:57 UTC (permalink / raw)
  To: Jeff Xie
  Cc: buytenh, davem, chongguiguzi, linux-wireless, netdev, linux-kernel

Jeff Xie <chongguiguzi@gmail.com> wrote:

> It is unnecessary to call spin_lock_bh in a tasklet.
> 
> Signed-off-by: Jeff Xie <chongguiguzi@gmail.com>

Patch applied to wireless-drivers-next.git, thanks.

0b2ff1ff64c8 mwl8k: move spin_lock_bh to spin_lock in tasklet

-- 
https://patchwork.kernel.org/patch/10859991/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2019-04-26 11:57 UTC | newest]

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2019-03-19 16:24 [PATCH] net:mwl8k:move spin_lock_bh to spin_lock in tasklet Jeff Xie
2019-03-20  7:08 ` Menion
2019-04-26 11:57 ` [PATCH] mwl8k: move " Kalle Valo

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