diff options
Diffstat (limited to 'dpdk/dpdk-17.02_patches/0005-net-mlx5-fix-startup-when-flow-cannot-be-applied.patch')
| -rw-r--r-- | dpdk/dpdk-17.02_patches/0005-net-mlx5-fix-startup-when-flow-cannot-be-applied.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/dpdk/dpdk-17.02_patches/0005-net-mlx5-fix-startup-when-flow-cannot-be-applied.patch b/dpdk/dpdk-17.02_patches/0005-net-mlx5-fix-startup-when-flow-cannot-be-applied.patch new file mode 100644 index 00000000000..af928bb2abb --- /dev/null +++ b/dpdk/dpdk-17.02_patches/0005-net-mlx5-fix-startup-when-flow-cannot-be-applied.patch @@ -0,0 +1,57 @@ +From 0866d640e42d6c54b2b3f15ebde9930e756ba4d5 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?N=C3=A9lio=20Laranjeiro?= <nelio.laranjeiro@6wind.com> +Date: Wed, 22 Feb 2017 10:57:52 +0100 +Subject: [PATCH] net/mlx5: fix startup when flow cannot be applied + +When flows cannot be re-applied due to configuration modifications, the +start function should rollback the configuration done. + +Fixes: 2097d0d1e2cc ("net/mlx5: support basic flow items and actions") +Cc: stable@dpdk.org + +Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com> +--- + drivers/net/mlx5/mlx5_trigger.c | 21 ++++++++++++++++----- + 1 file changed, 16 insertions(+), 5 deletions(-) + +diff --git a/drivers/net/mlx5/mlx5_trigger.c b/drivers/net/mlx5/mlx5_trigger.c +index 30addd2..0acbf28 100644 +--- a/drivers/net/mlx5/mlx5_trigger.c ++++ b/drivers/net/mlx5/mlx5_trigger.c +@@ -82,17 +82,28 @@ mlx5_dev_start(struct rte_eth_dev *dev) + ERROR("%p: an error occurred while configuring hash RX queues:" + " %s", + (void *)priv, strerror(err)); +- /* Rollback. */ +- priv_special_flow_disable_all(priv); +- priv_mac_addrs_disable(priv); +- priv_destroy_hash_rxqs(priv); ++ goto error; + } + if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_NONE) + priv_fdir_enable(priv); +- priv_dev_interrupt_handler_install(priv, dev); + err = priv_flow_start(priv); ++ if (err) { ++ priv->started = 0; ++ ERROR("%p: an error occurred while configuring flows:" ++ " %s", ++ (void *)priv, strerror(err)); ++ goto error; ++ } ++ priv_dev_interrupt_handler_install(priv, dev); + priv_xstats_init(priv); + priv_unlock(priv); ++ return 0; ++error: ++ /* Rollback. */ ++ priv_special_flow_disable_all(priv); ++ priv_mac_addrs_disable(priv); ++ priv_destroy_hash_rxqs(priv); ++ priv_flow_stop(priv); + return -err; + } + +-- +2.7.4 + |