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author | Rui Salvaterra <rsalvaterra@gmail.com> | 2021-02-22 17:37:09 +0000 |
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committer | Adrian Schmutzler <freifunk@adrianschmutzler.de> | 2021-02-23 18:31:35 +0100 |
commit | 202515b9015e1795ac2653c5c1d7100c4e2cac4d (patch) | |
tree | e73f2d019c602a0005b7b902a86c5ab7ef33df0f /target/linux/mvebu/patches-5.10/014-mvneta-driver-disallow-XDP-program-on-hardware-buffe.patch | |
parent | 4d9ae8ca071565713934c5ae51f7ebb842f8df9e (diff) | |
download | upstream-202515b9015e1795ac2653c5c1d7100c4e2cac4d.tar.gz upstream-202515b9015e1795ac2653c5c1d7100c4e2cac4d.tar.bz2 upstream-202515b9015e1795ac2653c5c1d7100c4e2cac4d.zip |
mvebu: copy 5.4 patches/kconfigs to 5.10
Just a simple copy, no refresh yet.
Reviewed-by: Tomasz Maciej Nowak <tmn505@gmail.com>
Tested-by: Tomasz Maciej Nowak <tmn505@gmail.com>
Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
[do not duplicate files]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Diffstat (limited to 'target/linux/mvebu/patches-5.10/014-mvneta-driver-disallow-XDP-program-on-hardware-buffe.patch')
-rw-r--r-- | target/linux/mvebu/patches-5.10/014-mvneta-driver-disallow-XDP-program-on-hardware-buffe.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/mvebu/patches-5.10/014-mvneta-driver-disallow-XDP-program-on-hardware-buffe.patch b/target/linux/mvebu/patches-5.10/014-mvneta-driver-disallow-XDP-program-on-hardware-buffe.patch new file mode 100644 index 0000000000..e8a41d9eb2 --- /dev/null +++ b/target/linux/mvebu/patches-5.10/014-mvneta-driver-disallow-XDP-program-on-hardware-buffe.patch @@ -0,0 +1,53 @@ +From 79572c98c554dcdb080bca547c871a51716dcdf8 Mon Sep 17 00:00:00 2001 +From: Sven Auhagen <sven.auhagen@voleatech.de> +Date: Sat, 25 Jan 2020 08:07:03 +0000 +Subject: [PATCH] mvneta driver disallow XDP program on hardware buffer + management + +Recently XDP Support was added to the mvneta driver +for software buffer management only. +It is still possible to attach an XDP program if +hardware buffer management is used. +It is not doing anything at that point. + +The patch disallows attaching XDP programs to mvneta +if hardware buffer management is used. + +I am sorry about that. It is my first submission and I am having +some troubles with the format of my emails. + +v4 -> v5: +- Remove extra tabs + +v3 -> v4: +- Please ignore v3 I accidentally submitted + my other patch with git-send-mail and v4 is correct + +v2 -> v3: +- My mailserver corrupted the patch + resubmission with git-send-email + +v1 -> v2: +- Fixing the patches indentation + +Signed-off-by: Sven Auhagen <sven.auhagen@voleatech.de> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + drivers/net/ethernet/marvell/mvneta.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +--- a/drivers/net/ethernet/marvell/mvneta.c ++++ b/drivers/net/ethernet/marvell/mvneta.c +@@ -4263,6 +4263,12 @@ static int mvneta_xdp_setup(struct net_d + return -EOPNOTSUPP; + } + ++ if (pp->bm_priv) { ++ NL_SET_ERR_MSG_MOD(extack, ++ "Hardware Buffer Management not supported on XDP"); ++ return -EOPNOTSUPP; ++ } ++ + need_update = !!pp->xdp_prog != !!prog; + if (running && need_update) + mvneta_stop(dev); |