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author | Adrian Schmutzler <freifunk@adrianschmutzler.de> | 2021-02-16 23:20:18 +0100 |
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committer | Adrian Schmutzler <freifunk@adrianschmutzler.de> | 2021-02-17 01:32:28 +0100 |
commit | 865cab8c6eb5b70f9f5781f9e8727352eb4492b1 (patch) | |
tree | 292232db69a795c6bbb1b3898fecf4a7dc5f3ebc /target/linux/generic/pending-5.4/770-11-net-ethernet-mtk_eth_soc-avoid-rearming-interrupt-if.patch | |
parent | b95f3caaa1de334777d9166c94b149bfe267099d (diff) | |
download | upstream-865cab8c6eb5b70f9f5781f9e8727352eb4492b1.tar.gz upstream-865cab8c6eb5b70f9f5781f9e8727352eb4492b1.tar.bz2 upstream-865cab8c6eb5b70f9f5781f9e8727352eb4492b1.zip |
kernel: 5.4: fix .patch file extension
File extension was truncated for
pending-5.4/770-11-net-ethernet-mtk_eth_soc-avoid-rearming-interrupt-if.pa
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
(cherry picked from commit 487b7ae5ebbbc76e0b2952658432d28eee07f7a2)
Diffstat (limited to 'target/linux/generic/pending-5.4/770-11-net-ethernet-mtk_eth_soc-avoid-rearming-interrupt-if.patch')
-rw-r--r-- | target/linux/generic/pending-5.4/770-11-net-ethernet-mtk_eth_soc-avoid-rearming-interrupt-if.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/generic/pending-5.4/770-11-net-ethernet-mtk_eth_soc-avoid-rearming-interrupt-if.patch b/target/linux/generic/pending-5.4/770-11-net-ethernet-mtk_eth_soc-avoid-rearming-interrupt-if.patch new file mode 100644 index 0000000000..e56799eb16 --- /dev/null +++ b/target/linux/generic/pending-5.4/770-11-net-ethernet-mtk_eth_soc-avoid-rearming-interrupt-if.patch @@ -0,0 +1,35 @@ +From: Felix Fietkau <nbd@nbd.name> +Date: Fri, 4 Sep 2020 18:14:05 +0200 +Subject: [PATCH] net: ethernet: mtk_eth_soc: avoid rearming interrupt if + napi_complete returns false + +Reduces unnecessary interrupts + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + +--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c ++++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c +@@ -1515,8 +1515,8 @@ static int mtk_napi_tx(struct napi_struc + if (status & MTK_TX_DONE_INT) + return budget; + +- napi_complete(napi); +- mtk_tx_irq_enable(eth, MTK_TX_DONE_INT); ++ if (napi_complete(napi)) ++ mtk_tx_irq_enable(eth, MTK_TX_DONE_INT); + + return tx_done; + } +@@ -1549,8 +1549,9 @@ poll_again: + remain_budget -= rx_done; + goto poll_again; + } +- napi_complete(napi); +- mtk_rx_irq_enable(eth, MTK_RX_DONE_INT); ++ ++ if (napi_complete(napi)) ++ mtk_rx_irq_enable(eth, MTK_RX_DONE_INT); + + return rx_done + budget - remain_budget; + } |