From 119181d1d4327d3259ab25aa0ea3d3bc364afcdc Mon Sep 17 00:00:00 2001 From: Leon Romanovsky Date: Mon, 7 Sep 2020 15:09:16 +0300 Subject: RDMA: Restore ability to fail on SRQ destroy In similar way to other IB objects, restore the ability to return error on SRQ destroy. Strictly speaking, this change is not necessary, and provided here to ensure a symmetrical interface like other destroy functions. Fixes: 68e326dea1db ("RDMA: Handle SRQ allocations by IB/core") Link: https://lore.kernel.org/r/20200907120921.476363-5-leon@kernel.org Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/ulp/ipoib/ipoib_cm.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) (limited to 'drivers/infiniband/ulp/ipoib') diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 7c41fb040f7c..8f0b598a46ec 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -1647,17 +1647,13 @@ int ipoib_cm_dev_init(struct net_device *dev) void ipoib_cm_dev_cleanup(struct net_device *dev) { struct ipoib_dev_priv *priv = ipoib_priv(dev); - int ret; if (!priv->cm.srq) return; ipoib_dbg(priv, "Cleanup ipoib connected mode.\n"); - ret = ib_destroy_srq(priv->cm.srq); - if (ret) - ipoib_warn(priv, "ib_destroy_srq failed: %d\n", ret); - + ib_destroy_srq(priv->cm.srq); priv->cm.srq = NULL; if (!priv->cm.srq_ring) return; -- cgit v1.2.3-59-g8ed1b From 3cc30e8dfcb625ba4bd62a75aba475581c967639 Mon Sep 17 00:00:00 2001 From: Liu Shixin Date: Wed, 16 Sep 2020 10:50:22 +0800 Subject: RDMA/ipoib: Convert to use DEFINE_SEQ_ATTRIBUTE macro Use DEFINE_SEQ_ATTRIBUTE macro to simplify the code. Link: https://lore.kernel.org/r/20200916025022.3992627-1-liushixin2@huawei.com Signed-off-by: Liu Shixin Reviewed-by: Jason Gunthorpe Signed-off-by: Jason Gunthorpe --- drivers/infiniband/ulp/ipoib/ipoib_fs.c | 50 +++------------------------------ 1 file changed, 4 insertions(+), 46 deletions(-) (limited to 'drivers/infiniband/ulp/ipoib') diff --git a/drivers/infiniband/ulp/ipoib/ipoib_fs.c b/drivers/infiniband/ulp/ipoib/ipoib_fs.c index 64c19f6fa931..12ba7a0fe0b5 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_fs.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_fs.c @@ -124,35 +124,14 @@ static int ipoib_mcg_seq_show(struct seq_file *file, void *iter_ptr) return 0; } -static const struct seq_operations ipoib_mcg_seq_ops = { +static const struct seq_operations ipoib_mcg_sops = { .start = ipoib_mcg_seq_start, .next = ipoib_mcg_seq_next, .stop = ipoib_mcg_seq_stop, .show = ipoib_mcg_seq_show, }; -static int ipoib_mcg_open(struct inode *inode, struct file *file) -{ - struct seq_file *seq; - int ret; - - ret = seq_open(file, &ipoib_mcg_seq_ops); - if (ret) - return ret; - - seq = file->private_data; - seq->private = inode->i_private; - - return 0; -} - -static const struct file_operations ipoib_mcg_fops = { - .owner = THIS_MODULE, - .open = ipoib_mcg_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release -}; +DEFINE_SEQ_ATTRIBUTE(ipoib_mcg); static void *ipoib_path_seq_start(struct seq_file *file, loff_t *pos) { @@ -229,35 +208,14 @@ static int ipoib_path_seq_show(struct seq_file *file, void *iter_ptr) return 0; } -static const struct seq_operations ipoib_path_seq_ops = { +static const struct seq_operations ipoib_path_sops = { .start = ipoib_path_seq_start, .next = ipoib_path_seq_next, .stop = ipoib_path_seq_stop, .show = ipoib_path_seq_show, }; -static int ipoib_path_open(struct inode *inode, struct file *file) -{ - struct seq_file *seq; - int ret; - - ret = seq_open(file, &ipoib_path_seq_ops); - if (ret) - return ret; - - seq = file->private_data; - seq->private = inode->i_private; - - return 0; -} - -static const struct file_operations ipoib_path_fops = { - .owner = THIS_MODULE, - .open = ipoib_path_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release -}; +DEFINE_SEQ_ATTRIBUTE(ipoib_path); void ipoib_create_debug_files(struct net_device *dev) { -- cgit v1.2.3-59-g8ed1b From 5ce2dced8e95e76ff7439863a118a053a7fc6f91 Mon Sep 17 00:00:00 2001 From: Kamal Heib Date: Sun, 4 Oct 2020 16:29:48 +0300 Subject: RDMA/ipoib: Set rtnl_link_ops for ipoib interfaces Report the "ipoib pkey", "mode" and "umcast" netlink attributes for every IPoiB interface type, not just children created with 'ip link add'. After setting the rtnl_link_ops for the parent interface, implement the dellink() callback to block users from trying to remove it. Fixes: 862096a8bbf8 ("IB/ipoib: Add more rtnl_link_ops callbacks") Link: https://lore.kernel.org/r/20201004132948.26669-1-kamalheib1@gmail.com Signed-off-by: Kamal Heib Signed-off-by: Jason Gunthorpe --- drivers/infiniband/ulp/ipoib/ipoib_main.c | 2 ++ drivers/infiniband/ulp/ipoib/ipoib_netlink.c | 11 +++++++++++ drivers/infiniband/ulp/ipoib/ipoib_vlan.c | 2 ++ 3 files changed, 15 insertions(+) (limited to 'drivers/infiniband/ulp/ipoib') diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index ab75b7f745d4..96b6be5d507d 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -2477,6 +2477,8 @@ static struct net_device *ipoib_add_port(const char *format, /* call event handler to ensure pkey in sync */ queue_work(ipoib_workqueue, &priv->flush_heavy); + ndev->rtnl_link_ops = ipoib_get_link_ops(); + result = register_netdev(ndev); if (result) { pr_warn("%s: couldn't register ipoib port %d; error %d\n", diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c index 38c984d16996..d5a90a66b45c 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c @@ -144,6 +144,16 @@ static int ipoib_new_child_link(struct net *src_net, struct net_device *dev, return 0; } +static void ipoib_del_child_link(struct net_device *dev, struct list_head *head) +{ + struct ipoib_dev_priv *priv = ipoib_priv(dev); + + if (!priv->parent) + return; + + unregister_netdevice_queue(dev, head); +} + static size_t ipoib_get_size(const struct net_device *dev) { return nla_total_size(2) + /* IFLA_IPOIB_PKEY */ @@ -158,6 +168,7 @@ static struct rtnl_link_ops ipoib_link_ops __read_mostly = { .priv_size = sizeof(struct ipoib_dev_priv), .setup = ipoib_setup_common, .newlink = ipoib_new_child_link, + .dellink = ipoib_del_child_link, .changelink = ipoib_changelink, .get_size = ipoib_get_size, .fill_info = ipoib_fill_info, diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c index 30865605e098..4c50a87ed7cc 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c @@ -195,6 +195,8 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey) } priv = ipoib_priv(ndev); + ndev->rtnl_link_ops = ipoib_get_link_ops(); + result = __ipoib_vlan_add(ppriv, priv, pkey, IPOIB_LEGACY_CHILD); if (result && ndev->reg_state == NETREG_UNINITIALIZED) -- cgit v1.2.3-59-g8ed1b