On 01/15/2015 06:00 AM, Kalle Valo wrote:
Hi Troy,
please avoid top-posting.
谭杭波 <troy_tan@xxxxxxxxxxxxxx> writes:
You can find get_available_desc here:
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/
pci.c
index e25faac..a62170e 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -578,6 +578,13 @@ static void _rtl_pci_tx_isr(struct ieee80211_hw *hw, int
prio)
else
entry = (u8 *)(&ring->desc[ring->idx]);
+ if (rtlpriv->cfg->ops->get_available_desc &&
+ rtlpriv->cfg->ops->get_available_desc(hw, prio) <= 1) {
+ RT_TRACE(rtlpriv, (COMP_INTR | COMP_SEND), DBG_DMESG,
+ "no available desc!\n");
+ return;
+ }
I don't see rtlpriv->cfg->ops->get_available_desc set here, only being
called?
Kalle,
Troy and I will try to prepare a patch that only fixes the bugs, and we will
submit the cleanup for -next.
Sorry for the noise,
Larry
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