Unverified Commit cadde4a9 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!10875 Incorporate some bonding patches as follows(OLK-6.6) 

Merge Pull Request from: @cxh269 
 
Incorporate some bonding patches as follows:
 
Junxian Huang (5):
   RDMA/hns: Register notifier block of bonding events in bond_grp
   RDMA/hns: Encapsulate upper event and lowerstate event handlers
   RDMA/hns: Fix UAF in clear bond printing
   RDMA/hns: Fix concurrency issue between bond work and bond event

https://gitee.com/openeuler/kernel/issues/IAH10J?from=project-issue 
 
Link:https://gitee.com/openeuler/kernel/pulls/10875

 

Reviewed-by: default avatarChengchang Tang <tangchengchang@huawei.com>
Signed-off-by: default avatarZhang Peng <zhangpeng362@huawei.com>
parents 392f26f4 1e6f603a

drivers/infiniband/hw/hns/hns_roce_bond.c

+507 −431

File changed.

Preview size limit exceeded, changes collapsed.

drivers/infiniband/hw/hns/hns_roce_bond.h

+5 −5
Original line number Diff line number Diff line
@@ -33,11 +33,10 @@ enum bond_support_type { 
};



enum hns_roce_bond_state {

	HNS_ROCE_BOND_NOT_ATTACHED,

	HNS_ROCE_BOND_NOT_BONDED,

	HNS_ROCE_BOND_IS_BONDED,

	HNS_ROCE_BOND_REGISTERING,

	HNS_ROCE_BOND_SLAVE_INC,

	HNS_ROCE_BOND_SLAVE_DEC,

	HNS_ROCE_BOND_SLAVE_CHANGE_NUM,

	HNS_ROCE_BOND_SLAVE_CHANGESTATE,

};
@@ -58,7 +57,6 @@ struct hns_roce_bond_group { 
	u8 active_slave_num;

	u32 slave_map;

	u32 active_slave_map;

	u32 slave_map_diff;

	u8 bond_id;

	u8 bus_num;

	struct bonding *bond;
@@ -72,6 +70,7 @@ struct hns_roce_bond_group { 
	struct hns_roce_func_info bond_func_info[ROCE_BOND_FUNC_MAX];

	struct delayed_work bond_work;

	struct completion bond_work_done;

	struct notifier_block bond_nb;

};



struct hns_roce_die_info {
@@ -82,11 +81,12 @@ struct hns_roce_die_info { 
int hns_roce_bond_init(struct hns_roce_dev *hr_dev);

int hns_roce_bond_event(struct notifier_block *self,

			unsigned long event, void *ptr);

int hns_roce_cleanup_bond(struct hns_roce_bond_group *bond_grp);

void hns_roce_cleanup_bond(struct hns_roce_bond_group *bond_grp);

bool hns_roce_bond_is_active(struct hns_roce_dev *hr_dev);

struct net_device *hns_roce_get_bond_netdev(struct hns_roce_dev *hr_dev);

struct hns_roce_bond_group *hns_roce_get_bond_grp(struct net_device *net_dev,

						  u8 bus_num);

bool is_bond_slave_in_reset(struct hns_roce_bond_group *bond_grp);

void hns_roce_dealloc_bond_grp(void);



#endif

drivers/infiniband/hw/hns/hns_roce_device.h

+0 −1
Original line number Diff line number Diff line
@@ -1154,7 +1154,6 @@ struct hns_roce_dev { 
	struct hns_roce_dev_debugfs dbgfs;

	atomic64_t *dfx_cnt;

	struct hns_roce_scc_param *scc_param;

	struct notifier_block bond_nb;



	struct list_head mtr_unfree_list; /* list of unfree mtr on this dev */

	struct mutex mtr_unfree_list_mutex; /* protect mtr_unfree_list */

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

+5 −4
Original line number Diff line number Diff line
@@ -2385,6 +2385,9 @@ static int hns_roce_query_caps(struct hns_roce_dev *hr_dev) 
	caps->flags |= le16_to_cpu(resp_d->cap_flags_ex) <<

		       HNS_ROCE_CAP_FLAGS_EX_SHIFT;



	if (hr_dev->is_vf)

		caps->flags &= ~HNS_ROCE_CAP_FLAG_BOND;



	caps->num_cqs = 1 << hr_reg_read(resp_c, PF_CAPS_C_NUM_CQS);

	caps->gid_table_len[0] = hr_reg_read(resp_c, PF_CAPS_C_MAX_GID);

	caps->max_cqes = 1 << hr_reg_read(resp_c, PF_CAPS_C_CQ_DEPTH);
@@ -7552,11 +7555,8 @@ static void hns_roce_hw_v2_uninit_instance(struct hnae3_handle *handle, 
	if (handle->rinfo.instance_state == HNS_ROCE_STATE_BOND_UNINIT) {

		bond_grp = hns_roce_get_bond_grp(handle->rinfo.netdev,

						 handle->pdev->bus->number);

		if (bond_grp) {

		if (bond_grp)

			wait_for_completion(&bond_grp->bond_work_done);

			if (bond_grp->bond_state == HNS_ROCE_BOND_NOT_BONDED)

				kfree(bond_grp);

		}

	}



	if (handle->rinfo.instance_state != HNS_ROCE_STATE_INITED)
@@ -7797,6 +7797,7 @@ static int __init hns_roce_hw_v2_init(void) 


static void __exit hns_roce_hw_v2_exit(void)

{

	hns_roce_dealloc_bond_grp();

	hnae3_unregister_client(&hns_roce_hw_v2_client);

	hns_roce_cleanup_debugfs();

}

drivers/infiniband/hw/hns/hns_roce_main.c

+3 −1
Original line number Diff line number Diff line
@@ -856,7 +856,6 @@ static void hns_roce_unregister_device(struct hns_roce_dev *hr_dev, 
	if (!(hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_BOND))

		goto normal_unregister;



	unregister_netdevice_notifier(&hr_dev->bond_nb);

	bond_grp = hns_roce_get_bond_grp(net_dev, bus_num);

	if (!bond_grp)

		goto normal_unregister;
@@ -866,7 +865,10 @@ static void hns_roce_unregister_device(struct hns_roce_dev *hr_dev, 
		 * is unregistered, re-initialized the remaining slaves before

		 * the bond resources cleanup.

		 */

		cancel_delayed_work_sync(&bond_grp->bond_work);

		mutex_lock(&bond_grp->bond_mutex);

		bond_grp->bond_state = HNS_ROCE_BOND_NOT_BONDED;

		mutex_unlock(&bond_grp->bond_mutex);

		for (i = 0; i < ROCE_BOND_FUNC_MAX; i++) {

			net_dev = bond_grp->bond_func_info[i].net_dev;

			if (net_dev && net_dev != iboe->netdevs[0])