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To: Wei Zhao <wei.zhao1@intel.com>, dev@dpdk.org
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Cc: Wenzhuo Lu <wenzhuo.lu@intel.com>
From: Ferruh Yigit <ferruh.yigit@intel.com>
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Date: Fri, 6 Jan 2017 16:31:25 +0000
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Subject: Re: [dpdk-dev] [PATCH v2 02/18] net/ixgbe: store flow director
filter
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On 12/30/2016 7:52 AM, Wei Zhao wrote:
> Add support for storing flow director filter in SW.
>
> Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
> Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
> ---
>
> v2:
> --add a fdir initialization function in device start process
> ---
<...>
> @@ -1276,6 +1278,9 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev)
>
> /* initialize SYN filter */
> filter_info->syn_info = 0;
> + /* initialize flow director filter list & hash */
> + ixgbe_fdir_filter_init(eth_dev);
> +
> return 0;
> }
>
> @@ -1284,6 +1289,9 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev)
> {
> struct rte_pci_device *pci_dev;
> struct ixgbe_hw *hw;
> + struct ixgbe_hw_fdir_info *fdir_info =
> + IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data->dev_private);
> + struct ixgbe_fdir_filter *fdir_filter;
>
> PMD_INIT_FUNC_TRACE();
>
> @@ -1317,9 +1325,56 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev)
> rte_free(eth_dev->data->hash_mac_addrs);
> eth_dev->data->hash_mac_addrs = NULL;
>
> + /* remove all the fdir filters & hash */
> + if (fdir_info->hash_map)
> + rte_free(fdir_info->hash_map);
> + if (fdir_info->hash_handle)
> + rte_hash_free(fdir_info->hash_handle);
> +
> + while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
> + TAILQ_REMOVE(&fdir_info->fdir_list,
> + fdir_filter,
> + entries);
> + rte_free(fdir_filter);
> + }
> +
What do you think extracting these into a function as done in init() ?
<...>