TWxSoftware/twx-linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

net: axienet: start napi before enabling Rx/Tx

Browse Source 
commit 799a829507 upstream.

softirq may get lost if an Rx interrupt comes before we call
napi_enable. Move napi_enable in front of axienet_setoptions(), which
turns on the device, to address the issue.

Link: https://lists.gnu.org/archive/html/qemu-devel/2024-07/msg06160.html
Fixes: cc37610caa ("net: axienet: implement NAPI and GRO receive")
Signed-off-by: Andy Chiu <andy.chiu@sifive.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Chiu
2024-07-26 15:06:50 +08:00
committed by Greg Kroah-Hartman
parent a97eacadb0
commit 7ef0ff5932
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+1 -1
View File
@@ -1912,9 +1912,9 @@ static void axienet_dma_err_handler(struct work_struct *work)
~(XAE_OPTION_TXEN | XAE_OPTION_RXEN));
axienet_set_mac_address(ndev, NULL);
axienet_set_multicast_list(ndev);
axienet_setoptions(ndev, lp->options);
napi_enable(&lp->napi_rx);
napi_enable(&lp->napi_tx);
axienet_setoptions(ndev, lp->options);
}
/**