diff options
Diffstat (limited to 'target/linux/lantiq/patches-5.10/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch')
-rw-r--r-- | target/linux/lantiq/patches-5.10/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/target/linux/lantiq/patches-5.10/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch b/target/linux/lantiq/patches-5.10/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch deleted file mode 100644 index 929ae57ace..0000000000 --- a/target/linux/lantiq/patches-5.10/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch +++ /dev/null @@ -1,33 +0,0 @@ -From c4b6e9341f930e4dd089231c0414758f5f1f9dbd Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski <olek2@wp.pl> -Date: Wed, 24 Aug 2022 23:54:07 +0200 -Subject: [PATCH] net: lantiq_xrx200: fix lock under memory pressure - -When the xrx200_hw_receive() function returns -ENOMEM, the NAPI poll -function immediately returns an error. -This is incorrect for two reasons: -* the function terminates without enabling interrupts or scheduling NAPI, -* the error code (-ENOMEM) is returned instead of the number of received -packets. - -After the first memory allocation failure occurs, packet reception is -locked due to disabled interrupts from DMA.. - -Fixes: fe1a56420cf2 ("net: lantiq: Add Lantiq / Intel VRX200 Ethernet driver") -Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl> -Signed-off-by: Jakub Kicinski <kuba@kernel.org> ---- - drivers/net/ethernet/lantiq_xrx200.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -294,7 +294,7 @@ static int xrx200_poll_rx(struct napi_st - if (ret == XRX200_DMA_PACKET_IN_PROGRESS) - continue; - if (ret != XRX200_DMA_PACKET_COMPLETE) -- return ret; -+ break; - rx++; - } else { - break; |