From: Felix Fietkau <nbd@nbd.name>
Date: Fri, 9 Nov 2018 12:43:58 +0000 (+0100)
Subject: mt76: do not wake tx queues during flush
X-Git-Tag: v5.0-rc1~129^2~19^2~45^2~5
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=13c6d5f8370a55f556443e32c314f8b3abf842ad;p=linux.git

mt76: do not wake tx queues during flush

While the queue is being cleaned up, the stack must not attempt to add
any extra packets

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index d62f8d9f2ea1..e2ba26378575 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -168,7 +168,7 @@ mt76_dma_tx_cleanup(struct mt76_dev *dev, enum mt76_txq_id qid, bool flush)
 
 		if (entry.txwi) {
 			mt76_put_txwi(dev, entry.txwi);
-			wake = true;
+			wake = !flush;
 		}
 
 		if (!flush && q->tail == last)