From bedbef8ad3e75a304af6361af235302bcc61d06b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 14 May 2024 06:39:01 +0000
Subject: [PATCH] 修改内核路径
---
kernel/drivers/infiniband/hw/i40iw/i40iw_main.c | 71 +++++++++++++++++++----------------
1 files changed, 38 insertions(+), 33 deletions(-)
diff --git a/kernel/drivers/infiniband/hw/i40iw/i40iw_main.c b/kernel/drivers/infiniband/hw/i40iw/i40iw_main.c
index 41227d9..584932d 100644
--- a/kernel/drivers/infiniband/hw/i40iw/i40iw_main.c
+++ b/kernel/drivers/infiniband/hw/i40iw/i40iw_main.c
@@ -188,9 +188,9 @@
* i40iw_dpc - tasklet for aeq and ceq 0
* @data: iwarp device
*/
-static void i40iw_dpc(unsigned long data)
+static void i40iw_dpc(struct tasklet_struct *t)
{
- struct i40iw_device *iwdev = (struct i40iw_device *)data;
+ struct i40iw_device *iwdev = from_tasklet(iwdev, t, dpc_tasklet);
if (iwdev->msix_shared)
i40iw_process_ceq(iwdev, iwdev->ceqlist);
@@ -202,9 +202,9 @@
* i40iw_ceq_dpc - dpc handler for CEQ
* @data: data points to CEQ
*/
-static void i40iw_ceq_dpc(unsigned long data)
+static void i40iw_ceq_dpc(struct tasklet_struct *t)
{
- struct i40iw_ceq *iwceq = (struct i40iw_ceq *)data;
+ struct i40iw_ceq *iwceq = from_tasklet(iwceq, t, dpc_tasklet);
struct i40iw_device *iwdev = iwceq->iwdev;
i40iw_process_ceq(iwdev, iwceq);
@@ -685,10 +685,10 @@
enum i40iw_status_code status;
if (iwdev->msix_shared && !ceq_id) {
- tasklet_init(&iwdev->dpc_tasklet, i40iw_dpc, (unsigned long)iwdev);
+ tasklet_setup(&iwdev->dpc_tasklet, i40iw_dpc);
status = request_irq(msix_vec->irq, i40iw_irq_handler, 0, "AEQCEQ", iwdev);
} else {
- tasklet_init(&iwceq->dpc_tasklet, i40iw_ceq_dpc, (unsigned long)iwceq);
+ tasklet_setup(&iwceq->dpc_tasklet, i40iw_ceq_dpc);
status = request_irq(msix_vec->irq, i40iw_ceq_handler, 0, "CEQ", iwceq);
}
@@ -837,7 +837,7 @@
u32 ret = 0;
if (!iwdev->msix_shared) {
- tasklet_init(&iwdev->dpc_tasklet, i40iw_dpc, (unsigned long)iwdev);
+ tasklet_setup(&iwdev->dpc_tasklet, i40iw_dpc);
ret = request_irq(msix_vec->irq, i40iw_irq_handler, 0, "i40iw", iwdev);
}
if (ret) {
@@ -1208,18 +1208,19 @@
{
struct net_device *dev;
struct in_device *idev;
- bool got_lock = true;
u32 ip_addr;
- if (!rtnl_trylock())
- got_lock = false;
-
- for_each_netdev(&init_net, dev) {
+ rcu_read_lock();
+ for_each_netdev_rcu(&init_net, dev) {
if ((((rdma_vlan_dev_vlan_id(dev) < 0xFFFF) &&
(rdma_vlan_dev_real_dev(dev) == iwdev->netdev)) ||
- (dev == iwdev->netdev)) && (dev->flags & IFF_UP)) {
- idev = in_dev_get(dev);
- for_ifa(idev) {
+ (dev == iwdev->netdev)) && (READ_ONCE(dev->flags) & IFF_UP)) {
+ const struct in_ifaddr *ifa;
+
+ idev = __in_dev_get_rcu(dev);
+ if (!idev)
+ continue;
+ in_dev_for_each_ifa_rcu(ifa, idev) {
i40iw_debug(&iwdev->sc_dev, I40IW_DEBUG_CM,
"IP=%pI4, vlan_id=%d, MAC=%pM\n", &ifa->ifa_address,
rdma_vlan_dev_vlan_id(dev), dev->dev_addr);
@@ -1231,12 +1232,9 @@
true,
I40IW_ARP_ADD);
}
- endfor_ifa(idev);
- in_dev_put(idev);
}
}
- if (got_lock)
- rtnl_unlock();
+ rcu_read_unlock();
}
/**
@@ -1487,36 +1485,35 @@
iwdev->iw_status = 0;
i40iw_port_ibevent(iwdev);
i40iw_destroy_rdma_device(iwdev->iwibdev);
- /* fallthrough */
+ fallthrough;
case IP_ADDR_REGISTERED:
if (!iwdev->reset)
i40iw_del_macip_entry(iwdev, (u8)iwdev->mac_ip_table_idx);
- /* fallthrough */
- /* fallthrough */
+ fallthrough;
case PBLE_CHUNK_MEM:
i40iw_destroy_pble_pool(dev, iwdev->pble_rsrc);
- /* fallthrough */
+ fallthrough;
case CEQ_CREATED:
i40iw_dele_ceqs(iwdev);
- /* fallthrough */
+ fallthrough;
case AEQ_CREATED:
i40iw_destroy_aeq(iwdev);
- /* fallthrough */
+ fallthrough;
case IEQ_CREATED:
i40iw_puda_dele_resources(&iwdev->vsi, I40IW_PUDA_RSRC_TYPE_IEQ, iwdev->reset);
- /* fallthrough */
+ fallthrough;
case ILQ_CREATED:
i40iw_puda_dele_resources(&iwdev->vsi, I40IW_PUDA_RSRC_TYPE_ILQ, iwdev->reset);
- /* fallthrough */
+ fallthrough;
case CCQ_CREATED:
i40iw_destroy_ccq(iwdev);
- /* fallthrough */
+ fallthrough;
case HMC_OBJS_CREATED:
i40iw_del_hmc_objects(dev, dev->hmc_info, true, iwdev->reset);
- /* fallthrough */
+ fallthrough;
case CQP_CREATED:
i40iw_destroy_cqp(iwdev, true);
- /* fallthrough */
+ fallthrough;
case INITIAL_STATE:
i40iw_cleanup_cm_core(&iwdev->cm_core);
if (iwdev->vsi.pestat) {
@@ -1526,7 +1523,6 @@
i40iw_del_init_mem(iwdev);
break;
case INVALID_STATE:
- /* fallthrough */
default:
i40iw_pr_err("bad init_state = %d\n", iwdev->init_state);
break;
@@ -1573,7 +1569,7 @@
status = i40iw_save_msix_info(iwdev, ldev);
if (status)
return status;
- iwdev->hw.dev_context = (void *)ldev->pcidev;
+ iwdev->hw.pcidev = ldev->pcidev;
iwdev->hw.hw_addr = ldev->hw_addr;
status = i40iw_allocate_dma_mem(&iwdev->hw,
&iwdev->obj_mem, 8192, 4096);
@@ -1636,7 +1632,10 @@
iwdev = &hdl->device;
iwdev->hdl = hdl;
dev = &iwdev->sc_dev;
- i40iw_setup_cm_core(iwdev);
+ if (i40iw_setup_cm_core(iwdev)) {
+ kfree(iwdev->hdl);
+ return -ENOMEM;
+ }
dev->back_dev = (void *)iwdev;
iwdev->ldev = &hdl->ldev;
@@ -1677,6 +1676,12 @@
status = i40iw_setup_ceqs(iwdev, ldev);
if (status)
break;
+
+ status = i40iw_get_rdma_features(dev);
+ if (status)
+ dev->feature_info[I40IW_FEATURE_FW_INFO] =
+ I40IW_FW_VER_DEFAULT;
+
iwdev->init_state = CEQ_CREATED;
status = i40iw_initialize_hw_resources(iwdev);
if (status)
--
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