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| author | Luka Perkov <luka@openwrt.org> | 2015-11-04 22:28:47 +0000 |
|---|---|---|
| committer | Luka Perkov <luka@openwrt.org> | 2015-11-04 22:28:47 +0000 |
| commit | 47668ffd8e933f5c44a6d70deeed4b358641691f (patch) | |
| tree | 9e64de21ee119e0ead32d7db3d129263022a7739 /target/linux/kirkwood/patches-4.3/200-disable-tso.patch | |
| parent | 805492bda9bda5a23599f8babc292b0c9a9c9c1b (diff) | |
| download | upstream-47668ffd8e933f5c44a6d70deeed4b358641691f.tar.gz upstream-47668ffd8e933f5c44a6d70deeed4b358641691f.tar.bz2 upstream-47668ffd8e933f5c44a6d70deeed4b358641691f.zip | |
kirkwood: add support for 4.3
Signed-off-by: Luka Perkov <luka@openwrt.org>
SVN-Revision: 47386
Diffstat (limited to 'target/linux/kirkwood/patches-4.3/200-disable-tso.patch')
| -rw-r--r-- | target/linux/kirkwood/patches-4.3/200-disable-tso.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/kirkwood/patches-4.3/200-disable-tso.patch b/target/linux/kirkwood/patches-4.3/200-disable-tso.patch new file mode 100644 index 0000000000..c421c18efa --- /dev/null +++ b/target/linux/kirkwood/patches-4.3/200-disable-tso.patch @@ -0,0 +1,35 @@ +From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Subject: [PATCH] net: mv643xx_eth: Make TSO disabled by default + +Data corruption has been observed to be produced by TSO. For instance, +accessing files on a NFS-server with TSO enabled results in different data +transferred each time. + +This has been observed only on Kirkwood platforms, i.e. with the mv643xx_eth +driver. Same tests on platforms using the mvneta ethernet driver have +passed without errors. + +Make TSO disabled by default for now, until we can found a proper fix +for the regression. + +Fixes: 3ae8f4e0b98 ('net: mv643xx_eth: Implement software TSO') +Reported-by: Slawomir Gajzner <slawomir.gajzner@gmail.com> +Reported-by: Julien D'Ascenzio <jdascenzio@yahoo.fr> +Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +--- +--- a/drivers/net/ethernet/marvell/mv643xx_eth.c ++++ b/drivers/net/ethernet/marvell/mv643xx_eth.c +@@ -3178,11 +3178,11 @@ static int mv643xx_eth_probe(struct plat + dev->watchdog_timeo = 2 * HZ; + dev->base_addr = 0; + +- dev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO; ++ dev->features = NETIF_F_SG | NETIF_F_IP_CSUM; + dev->vlan_features = dev->features; + + dev->features |= NETIF_F_RXCSUM; +- dev->hw_features = dev->features; ++ dev->hw_features = dev->features | NETIF_F_TSO; + + dev->priv_flags |= IFF_UNICAST_FLT; + dev->gso_max_segs = MV643XX_MAX_TSO_SEGS; |