Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

12 files changed, 100 insertions, 21 deletions

diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c
index 7acc0f936d..c02a96d357 100644
--- a/drivers/infiniband/core/cache.c
+++ b/drivers/infiniband/core/cache.c
@@ -46,7 +46,7 @@
 
 struct ib_pkey_cache {
 	int             table_len;
-	u16             table[];
+	u16             table[] __counted_by(table_len);
 };
 
 struct ib_update_work {
diff --git a/drivers/infiniband/core/core_priv.h b/drivers/infiniband/core/core_priv.h
index f66f48d860..dd7715ba9f 100644
--- a/drivers/infiniband/core/core_priv.h
+++ b/drivers/infiniband/core/core_priv.h
@@ -373,4 +373,5 @@ void rdma_umap_priv_init(struct rdma_umap_priv *priv,
 
 void ib_cq_pool_cleanup(struct ib_device *dev);
 
+bool rdma_nl_get_privileged_qkey(void);
 #endif /* _CORE_PRIV_H */
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 010718738d..67bcea7a15 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -2651,6 +2651,8 @@ void ib_set_device_ops(struct ib_device *dev, const struct ib_device_ops *ops)
 	SET_DEVICE_OP(dev_ops, fill_res_mr_entry_raw);
 	SET_DEVICE_OP(dev_ops, fill_res_qp_entry);
 	SET_DEVICE_OP(dev_ops, fill_res_qp_entry_raw);
+	SET_DEVICE_OP(dev_ops, fill_res_srq_entry);
+	SET_DEVICE_OP(dev_ops, fill_res_srq_entry_raw);
 	SET_DEVICE_OP(dev_ops, fill_stat_mr_entry);
 	SET_DEVICE_OP(dev_ops, get_dev_fw_str);
 	SET_DEVICE_OP(dev_ops, get_dma_mr);
diff --git a/drivers/infiniband/core/iwcm.c b/drivers/infiniband/core/iwcm.c
index 2b47073c61..0301fcad4b 100644
--- a/drivers/infiniband/core/iwcm.c
+++ b/drivers/infiniband/core/iwcm.c
@@ -111,7 +111,6 @@ static struct ctl_table iwcm_ctl_table[] = {
 		.mode		= 0644,
 		.proc_handler	= proc_dointvec,
 	},
-	{ }
 };
 
 /*
diff --git a/drivers/infiniband/core/lag.c b/drivers/infiniband/core/lag.c
index c77d7d2559..eca6e37c72 100644
--- a/drivers/infiniband/core/lag.c
+++ b/drivers/infiniband/core/lag.c
@@ -102,8 +102,7 @@ static struct net_device *rdma_get_xmit_slave_udp(struct ib_device *device,
 
 void rdma_lag_put_ah_roce_slave(struct net_device *xmit_slave)
 {
-	if (xmit_slave)
-		dev_put(xmit_slave);
+	dev_put(xmit_slave);
 }
 
 struct net_device *rdma_lag_get_ah_roce_slave(struct ib_device *device,
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c
index 6d1dbc9787..4900a08481 100644
--- a/drivers/infiniband/core/nldev.c
+++ b/drivers/infiniband/core/nldev.c
@@ -43,6 +43,13 @@
 #include "restrack.h"
 #include "uverbs.h"
 
+/*
+ * This determines whether a non-privileged user is allowed to specify a
+ * controlled QKEY or not, when true non-privileged user is allowed to specify
+ * a controlled QKEY.
+ */
+static bool privileged_qkey;
+
 typedef int (*res_fill_func_t)(struct sk_buff*, bool,
 			       struct rdma_restrack_entry*, uint32_t);
 
@@ -156,6 +163,7 @@ static const struct nla_policy nldev_policy[RDMA_NLDEV_ATTR_MAX] = {
 	[RDMA_NLDEV_SYS_ATTR_COPY_ON_FORK]	= { .type = NLA_U8 },
 	[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_INDEX]	= { .type = NLA_U32 },
 	[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_DYNAMIC] = { .type = NLA_U8 },
+	[RDMA_NLDEV_SYS_ATTR_PRIVILEGED_QKEY_MODE] = { .type = NLA_U8 },
 };
 
 static int put_driver_name_print_type(struct sk_buff *msg, const char *name,
@@ -237,6 +245,12 @@ int rdma_nl_put_driver_u64_hex(struct sk_buff *msg, const char *name, u64 value)
 }
 EXPORT_SYMBOL(rdma_nl_put_driver_u64_hex);
 
+bool rdma_nl_get_privileged_qkey(void)
+{
+	return privileged_qkey || capable(CAP_NET_RAW);
+}
+EXPORT_SYMBOL(rdma_nl_get_privileged_qkey);
+
 static int fill_nldev_handle(struct sk_buff *msg, struct ib_device *device)
 {
 	if (nla_put_u32(msg, RDMA_NLDEV_ATTR_DEV_INDEX, device->index))
@@ -357,8 +371,7 @@ static int fill_port_info(struct sk_buff *msg,
 	}
 
 out:
-	if (netdev)
-		dev_put(netdev);
+	dev_put(netdev);
 	return ret;
 }
 
@@ -818,6 +831,7 @@ static int fill_res_srq_entry(struct sk_buff *msg, bool has_cap_net_admin,
 			      struct rdma_restrack_entry *res, uint32_t port)
 {
 	struct ib_srq *srq = container_of(res, struct ib_srq, res);
+	struct ib_device *dev = srq->device;
 
 	if (nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_SRQN, srq->res.id))
 		goto err;
@@ -837,12 +851,29 @@ static int fill_res_srq_entry(struct sk_buff *msg, bool has_cap_net_admin,
 	if (fill_res_srq_qps(msg, srq))
 		goto err;
 
-	return fill_res_name_pid(msg, res);
+	if (fill_res_name_pid(msg, res))
+		goto err;
+
+	if (dev->ops.fill_res_srq_entry)
+		return dev->ops.fill_res_srq_entry(msg, srq);
+
+	return 0;
 
 err:
 	return -EMSGSIZE;
 }
 
+static int fill_res_srq_raw_entry(struct sk_buff *msg, bool has_cap_net_admin,
+				 struct rdma_restrack_entry *res, uint32_t port)
+{
+	struct ib_srq *srq = container_of(res, struct ib_srq, res);
+	struct ib_device *dev = srq->device;
+
+	if (!dev->ops.fill_res_srq_entry_raw)
+		return -EINVAL;
+	return dev->ops.fill_res_srq_entry_raw(msg, srq);
+}
+
 static int fill_stat_counter_mode(struct sk_buff *msg,
 				  struct rdma_counter *counter)
 {
@@ -1652,6 +1683,7 @@ RES_GET_FUNCS(mr_raw, RDMA_RESTRACK_MR);
 RES_GET_FUNCS(counter, RDMA_RESTRACK_COUNTER);
 RES_GET_FUNCS(ctx, RDMA_RESTRACK_CTX);
 RES_GET_FUNCS(srq, RDMA_RESTRACK_SRQ);
+RES_GET_FUNCS(srq_raw, RDMA_RESTRACK_SRQ);
 
 static LIST_HEAD(link_ops);
 static DECLARE_RWSEM(link_ops_rwsem);
@@ -1882,6 +1914,12 @@ static int nldev_sys_get_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
 		return err;
 	}
 
+	err = nla_put_u8(msg, RDMA_NLDEV_SYS_ATTR_PRIVILEGED_QKEY_MODE,
+			 (u8)privileged_qkey);
+	if (err) {
+		nlmsg_free(msg);
+		return err;
+	}
 	/*
 	 * Copy-on-fork is supported.
 	 * See commits:
@@ -1898,18 +1936,11 @@ static int nldev_sys_get_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
 	return rdma_nl_unicast(sock_net(skb->sk), msg, NETLINK_CB(skb).portid);
 }
 
-static int nldev_set_sys_set_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
-				  struct netlink_ext_ack *extack)
+static int nldev_set_sys_set_netns_doit(struct nlattr *tb[])
 {
-	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX];
 	u8 enable;
 	int err;
 
-	err = nlmsg_parse(nlh, 0, tb, RDMA_NLDEV_ATTR_MAX - 1,
-			  nldev_policy, extack);
-	if (err || !tb[RDMA_NLDEV_SYS_ATTR_NETNS_MODE])
-		return -EINVAL;
-
 	enable = nla_get_u8(tb[RDMA_NLDEV_SYS_ATTR_NETNS_MODE]);
 	/* Only 0 and 1 are supported */
 	if (enable > 1)
@@ -1919,6 +1950,40 @@ static int nldev_set_sys_set_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
 	return err;
 }
 
+static int nldev_set_sys_set_pqkey_doit(struct nlattr *tb[])
+{
+	u8 enable;
+
+	enable = nla_get_u8(tb[RDMA_NLDEV_SYS_ATTR_PRIVILEGED_QKEY_MODE]);
+	/* Only 0 and 1 are supported */
+	if (enable > 1)
+		return -EINVAL;
+
+	privileged_qkey = enable;
+	return 0;
+}
+
+static int nldev_set_sys_set_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
+				  struct netlink_ext_ack *extack)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX];
+	int err;
+
+	err = nlmsg_parse(nlh, 0, tb, RDMA_NLDEV_ATTR_MAX - 1,
+			  nldev_policy, extack);
+	if (err)
+		return -EINVAL;
+
+	if (tb[RDMA_NLDEV_SYS_ATTR_NETNS_MODE])
+		return nldev_set_sys_set_netns_doit(tb);
+
+	if (tb[RDMA_NLDEV_SYS_ATTR_PRIVILEGED_QKEY_MODE])
+		return nldev_set_sys_set_pqkey_doit(tb);
+
+	return -EINVAL;
+}
+
+
 static int nldev_stat_set_mode_doit(struct sk_buff *msg,
 				    struct netlink_ext_ack *extack,
 				    struct nlattr *tb[],
@@ -2558,6 +2623,11 @@ static const struct rdma_nl_cbs nldev_cb_table[RDMA_NLDEV_NUM_OPS] = {
 		.dump = nldev_res_get_mr_raw_dumpit,
 		.flags = RDMA_NL_ADMIN_PERM,
 	},
+	[RDMA_NLDEV_CMD_RES_SRQ_GET_RAW] = {
+		.doit = nldev_res_get_srq_raw_doit,
+		.dump = nldev_res_get_srq_raw_dumpit,
+		.flags = RDMA_NL_ADMIN_PERM,
+	},
 	[RDMA_NLDEV_CMD_STAT_GET_STATUS] = {
 		.doit = nldev_stat_get_counter_status_doit,
 	},
diff --git a/drivers/infiniband/core/rw.c b/drivers/infiniband/core/rw.c
index 8367974b79..6354ddf2a2 100644
--- a/drivers/infiniband/core/rw.c
+++ b/drivers/infiniband/core/rw.c
@@ -666,7 +666,7 @@ void rdma_rw_init_qp(struct ib_device *dev, struct ib_qp_init_attr *attr)
 	factor = 1;
 
 	/*
-	 * If the devices needs MRs to perform RDMA READ or WRITE operations,
+	 * If the device needs MRs to perform RDMA READ or WRITE operations,
 	 * we'll need two additional MRs for the registrations and the
 	 * invalidation.
 	 */
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index ec5efdc166..9f97bef021 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -342,6 +342,10 @@ static ssize_t rate_show(struct ib_device *ibdev, u32 port_num,
 		speed = " NDR";
 		rate = 1000;
 		break;
+	case IB_SPEED_XDR:
+		speed = " XDR";
+		rate = 2000;
+		break;
 	case IB_SPEED_SDR:
 	default:		/* default to SDR for invalid rates */
 		speed = " SDR";
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index bf42650f12..5f5ad8faf8 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -71,7 +71,6 @@ static struct ctl_table ucma_ctl_table[] = {
 		.mode		= 0644,
 		.proc_handler	= proc_dointvec,
 	},
-	{ }
 };
 
 struct ucma_file {
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index e836c9c477..6de05ade2b 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -1851,7 +1851,8 @@ static int modify_qp(struct uverbs_attr_bundle *attrs,
 	if (cmd->base.attr_mask & IB_QP_PATH_MIG_STATE)
 		attr->path_mig_state = cmd->base.path_mig_state;
 	if (cmd->base.attr_mask & IB_QP_QKEY) {
-		if (cmd->base.qkey & IB_QP_SET_QKEY && !capable(CAP_NET_RAW)) {
+		if (cmd->base.qkey & IB_QP_SET_QKEY &&
+		    !rdma_nl_get_privileged_qkey()) {
 			ret = -EPERM;
 			goto release_qp;
 		}
diff --git a/drivers/infiniband/core/uverbs_std_types_device.c b/drivers/infiniband/core/uverbs_std_types_device.c
index 049684880a..fb05556473 100644
--- a/drivers/infiniband/core/uverbs_std_types_device.c
+++ b/drivers/infiniband/core/uverbs_std_types_device.c
@@ -203,6 +203,7 @@ static int UVERBS_HANDLER(UVERBS_METHOD_QUERY_PORT)(
 
 	copy_port_attr_to_resp(&attr, &resp.legacy_resp, ib_dev, port_num);
 	resp.port_cap_flags2 = attr.port_cap_flags2;
+	resp.active_speed_ex = attr.active_speed;
 
 	return uverbs_copy_to_struct_or_zero(attrs, UVERBS_ATTR_QUERY_PORT_RESP,
 					     &resp, sizeof(resp));
@@ -461,7 +462,7 @@ DECLARE_UVERBS_NAMED_METHOD(
 	UVERBS_ATTR_PTR_OUT(
 		UVERBS_ATTR_QUERY_PORT_RESP,
 		UVERBS_ATTR_STRUCT(struct ib_uverbs_query_port_resp_ex,
-				   reserved),
+				   active_speed_ex),
 		UA_MANDATORY));
 
 DECLARE_UVERBS_NAMED_METHOD(
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index 186ed3c22e..94a7f3b0c7 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -147,6 +147,7 @@ __attribute_const__ int ib_rate_to_mult(enum ib_rate rate)
 	case IB_RATE_50_GBPS:  return  20;
 	case IB_RATE_400_GBPS: return 160;
 	case IB_RATE_600_GBPS: return 240;
+	case IB_RATE_800_GBPS: return 320;
 	default:	       return  -1;
 	}
 }
@@ -176,6 +177,7 @@ __attribute_const__ enum ib_rate mult_to_ib_rate(int mult)
 	case 20:  return IB_RATE_50_GBPS;
 	case 160: return IB_RATE_400_GBPS;
 	case 240: return IB_RATE_600_GBPS;
+	case 320: return IB_RATE_800_GBPS;
 	default:  return IB_RATE_PORT_CURRENT;
 	}
 }
@@ -205,6 +207,7 @@ __attribute_const__ int ib_rate_to_mbps(enum ib_rate rate)
 	case IB_RATE_50_GBPS:  return 53125;
 	case IB_RATE_400_GBPS: return 425000;
 	case IB_RATE_600_GBPS: return 637500;
+	case IB_RATE_800_GBPS: return 850000;
 	default:	       return -1;
 	}
 }
@@ -366,7 +369,7 @@ void rdma_copy_ah_attr(struct rdma_ah_attr *dest,
 EXPORT_SYMBOL(rdma_copy_ah_attr);
 
 /**
- * rdma_replace_ah_attr - Replace valid ah_attr with new new one.
+ * rdma_replace_ah_attr - Replace valid ah_attr with new one.
  * @old:        Pointer to existing ah_attr which needs to be replaced.
  *              old is assumed to be valid or zero'd
  * @new:        Pointer to the new ah_attr.
@@ -744,7 +747,7 @@ EXPORT_SYMBOL(ib_get_gids_from_rdma_hdr);
 
 /* Resolve destination mac address and hop limit for unicast destination
  * GID entry, considering the source GID entry as well.
- * ah_attribute must have have valid port_num, sgid_index.
+ * ah_attribute must have valid port_num, sgid_index.
  */
 static int ib_resolve_unicast_gid_dmac(struct ib_device *device,
 				       struct rdma_ah_attr *ah_attr)