From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
To: davem@davemloft.net
Cc: Amritha Nambiar <amritha.nambiar@intel.com>,
netdev@vger.kernel.org, nhorman@redhat.com, sassmann@redhat.com,
jogreene@redhat.com, Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Subject: [net-next 8/9] i40e: Clean up of cloud filters
Date: Tue, 31 Oct 2017 11:40:11 -0700 [thread overview]
Message-ID: <20171031184012.29690-9-jeffrey.t.kirsher@intel.com> (raw)
In-Reply-To: <20171031184012.29690-1-jeffrey.t.kirsher@intel.com>
From: Amritha Nambiar <amritha.nambiar@intel.com>
Introduce the cloud filter data structure and cleanup of cloud
filters associated with the device.
Signed-off-by: Amritha Nambiar <amritha.nambiar@intel.com>
Acked-by: Shannon Nelson <shannon.nelson@oracle.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---
drivers/net/ethernet/intel/i40e/i40e.h | 9 +++++++++
drivers/net/ethernet/intel/i40e/i40e_main.c | 24 ++++++++++++++++++++++++
2 files changed, 33 insertions(+)
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index f3c501efddc8..b938bb4a70f7 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -253,6 +253,12 @@ struct i40e_fdir_filter {
u32 fd_id;
};
+struct i40e_cloud_filter {
+ struct hlist_node cloud_node;
+ unsigned long cookie;
+ u16 seid; /* filter control */
+};
+
#define I40E_ETH_P_LLDP 0x88cc
#define I40E_DCB_PRIO_TYPE_STRICT 0
@@ -420,6 +426,9 @@ struct i40e_pf {
struct i40e_udp_port_config udp_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
u16 pending_udp_bitmap;
+ struct hlist_head cloud_filter_list;
+ u16 num_cloud_filters;
+
enum i40e_interrupt_policy int_policy;
u16 rx_itr_default;
u16 tx_itr_default;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 128f2595fcd1..fbe34500ded2 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -6936,6 +6936,26 @@ static void i40e_fdir_filter_exit(struct i40e_pf *pf)
I40E_L3_SRC_MASK | I40E_L3_DST_MASK);
}
+/**
+ * i40e_cloud_filter_exit - Cleans up the cloud filters
+ * @pf: Pointer to PF
+ *
+ * This function destroys the hlist where all the cloud filters
+ * were saved.
+ **/
+static void i40e_cloud_filter_exit(struct i40e_pf *pf)
+{
+ struct i40e_cloud_filter *cfilter;
+ struct hlist_node *node;
+
+ hlist_for_each_entry_safe(cfilter, node,
+ &pf->cloud_filter_list, cloud_node) {
+ hlist_del(&cfilter->cloud_node);
+ kfree(cfilter);
+ }
+ pf->num_cloud_filters = 0;
+}
+
/**
* i40e_close - Disables a network interface
* @netdev: network interface device structure
@@ -12196,6 +12216,7 @@ static int i40e_setup_pf_switch(struct i40e_pf *pf, bool reinit)
vsi = i40e_vsi_reinit_setup(pf->vsi[pf->lan_vsi]);
if (!vsi) {
dev_info(&pf->pdev->dev, "setup of MAIN VSI failed\n");
+ i40e_cloud_filter_exit(pf);
i40e_fdir_teardown(pf);
return -EAGAIN;
}
@@ -13030,6 +13051,8 @@ static void i40e_remove(struct pci_dev *pdev)
if (pf->vsi[pf->lan_vsi])
i40e_vsi_release(pf->vsi[pf->lan_vsi]);
+ i40e_cloud_filter_exit(pf);
+
/* remove attached clients */
if (pf->flags & I40E_FLAG_IWARP_ENABLED) {
ret_code = i40e_lan_del_device(pf);
@@ -13261,6 +13284,7 @@ static void i40e_shutdown(struct pci_dev *pdev)
del_timer_sync(&pf->service_timer);
cancel_work_sync(&pf->service_task);
+ i40e_cloud_filter_exit(pf);
i40e_fdir_teardown(pf);
/* Client close must be called explicitly here because the timer
--
2.14.2
next prev parent reply other threads:[~2017-10-31 18:40 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-31 18:40 [net-next 0/9][pull request] 40GbE Intel Wired LAN Driver Updates 2017-10-31 Jeff Kirsher
2017-10-31 18:40 ` [net-next 1/9] i40e: mark PM functions as __maybe_unused Jeff Kirsher
2017-10-31 18:40 ` [net-next 2/9] i40e: only redistribute MSI-X vectors when needed Jeff Kirsher
2017-10-31 18:40 ` [net-next 3/9] i40e/i40evf: Revert "i40e/i40evf: bump tail only in multiples of 8" Jeff Kirsher
2017-10-31 18:40 ` [net-next 4/9] net: sched: Identify hardware traffic classes using classid Jeff Kirsher
2017-10-31 18:40 ` [net-next 5/9] i40e: Map TCs with the VSI seids Jeff Kirsher
2017-10-31 18:40 ` [net-next 6/9] i40e: Cloud filter mode for set_switch_config command Jeff Kirsher
2017-10-31 18:40 ` [net-next 7/9] i40e: Admin queue definitions for cloud filters Jeff Kirsher
2017-10-31 18:40 ` Jeff Kirsher [this message]
2017-10-31 18:40 ` [net-next 9/9] i40e: Enable cloud filters via tc-flower Jeff Kirsher
2017-11-01 2:10 ` [net-next 0/9][pull request] 40GbE Intel Wired LAN Driver Updates 2017-10-31 David Miller
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