mac802154: remove might_sleep from driver layer (e1d299f6) · Commits · 戴 / test

drivers/net/ieee802154/at86rf230.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -993,7 +993,6 @@ at86rf230_xmit(struct ieee802154_hw hw, struct sk_buff skb)
		static int
		at86rf230_ed(struct ieee802154_hw hw, u8 level)
		{
		might_sleep();
		BUG_ON(!level);
		*level = 0xbe;
		return 0;
		@@ -1048,8 +1047,6 @@ at86rf230_channel(struct ieee802154_hw *hw, u8 page, u8 channel)
		struct at86rf230_local *lp = hw->priv;
		int rc;

		might_sleep();

		if (page < 0 \|\| page > 31 \|\|
		!(lp->hw->phy->channels_supported[page] & BIT(channel))) {
		WARN_ON(1);

+0 −1

Original line number	Diff line number	Diff line
		@@ -574,7 +574,6 @@ cc2520_set_channel(struct ieee802154_hw *hw, u8 page, u8 channel)
		struct cc2520_private *priv = hw->priv;
		int ret;

		might_sleep();
		dev_dbg(&priv->spi->dev, "trying to set channel\n");

		BUG_ON(page != 0);

+0 −4

Original line number	Diff line number	Diff line
		@@ -47,7 +47,6 @@ struct fakelb_priv {
		static int
		fakelb_hw_ed(struct ieee802154_hw hw, u8 level)
		{
		might_sleep();
		BUG_ON(!level);
		*level = 0xbe;

		@@ -59,7 +58,6 @@ fakelb_hw_channel(struct ieee802154_hw *hw, u8 page, u8 channel)
		{
		pr_debug("set channel to %d\n", channel);

		might_sleep();
		hw->phy->current_page = page;
		hw->phy->current_channel = channel;

		@@ -85,8 +83,6 @@ fakelb_hw_xmit(struct ieee802154_hw hw, struct sk_buff skb)
		struct fakelb_dev_priv *priv = hw->priv;
		struct fakelb_priv *fake = priv->fake;

		might_sleep();

		read_lock_bh(&fake->lock);
		if (priv->list.next == priv->list.prev) {
		/* we are the only one device */