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authorSteve Wise <swise@opengridcomputing.com>2019-02-05 11:33:22 -0800
committerJason Gunthorpe <jgg@mellanox.com>2019-02-05 15:40:41 -0700
commita2bfd708b17adb6e597e70d4eca824667f2d4e3c (patch)
treedfed40219a668c1d9b3f8f9ff099dc9b869b82e7 /drivers/infiniband/core/iwpm_util.c
parentRDMA/cma: Remove CM_ID statistics provided by rdma-cm module (diff)
downloadlinux-dev-a2bfd708b17adb6e597e70d4eca824667f2d4e3c.tar.xz
linux-dev-a2bfd708b17adb6e597e70d4eca824667f2d4e3c.zip
RDMA/iwpm: move kdoc comments to functions
Move the iwpm kdoc comments from the prototype declarations to above the function bodies. There are no functional changes in this patch. Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/core/iwpm_util.c')
-rw-r--r--drivers/infiniband/core/iwpm_util.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/infiniband/core/iwpm_util.c b/drivers/infiniband/core/iwpm_util.c
index 363938435476..7b97f6e2075f 100644
--- a/drivers/infiniband/core/iwpm_util.c
+++ b/drivers/infiniband/core/iwpm_util.c
@@ -51,6 +51,12 @@ static DEFINE_SPINLOCK(iwpm_reminfo_lock);
static DEFINE_MUTEX(iwpm_admin_lock);
static struct iwpm_admin_data iwpm_admin;
+/**
+ * iwpm_init - Allocate resources for the iwarp port mapper
+ * @nl_client: The index of the netlink client
+ *
+ * Should be called when network interface goes up.
+ */
int iwpm_init(u8 nl_client)
{
int ret = 0;
@@ -87,6 +93,12 @@ init_exit:
static void free_hash_bucket(void);
static void free_reminfo_bucket(void);
+/**
+ * iwpm_exit - Deallocate resources for the iwarp port mapper
+ * @nl_client: The index of the netlink client
+ *
+ * Should be called when network interface goes down.
+ */
int iwpm_exit(u8 nl_client)
{
@@ -112,6 +124,14 @@ int iwpm_exit(u8 nl_client)
static struct hlist_head *get_mapinfo_hash_bucket(struct sockaddr_storage *,
struct sockaddr_storage *);
+/**
+ * iwpm_create_mapinfo - Store local and mapped IPv4/IPv6 address
+ * info in a hash table
+ * @local_addr: Local ip/tcp address
+ * @mapped_addr: Mapped local ip/tcp address
+ * @nl_client: The index of the netlink client
+ * @map_flags: IWPM mapping flags
+ */
int iwpm_create_mapinfo(struct sockaddr_storage *local_sockaddr,
struct sockaddr_storage *mapped_sockaddr,
u8 nl_client, u32 map_flags)
@@ -151,6 +171,15 @@ int iwpm_create_mapinfo(struct sockaddr_storage *local_sockaddr,
return ret;
}
+/**
+ * iwpm_remove_mapinfo - Remove local and mapped IPv4/IPv6 address
+ * info from the hash table
+ * @local_addr: Local ip/tcp address
+ * @mapped_local_addr: Mapped local ip/tcp address
+ *
+ * Returns err code if mapping info is not found in the hash table,
+ * otherwise returns 0
+ */
int iwpm_remove_mapinfo(struct sockaddr_storage *local_sockaddr,
struct sockaddr_storage *mapped_local_addr)
{
@@ -251,6 +280,17 @@ void iwpm_add_remote_info(struct iwpm_remote_info *rem_info)
spin_unlock_irqrestore(&iwpm_reminfo_lock, flags);
}
+/**
+ * iwpm_get_remote_info - Get the remote connecting peer address info
+ *
+ * @mapped_loc_addr: Mapped local address of the listening peer
+ * @mapped_rem_addr: Mapped remote address of the connecting peer
+ * @remote_addr: To store the remote address of the connecting peer
+ * @nl_client: The index of the netlink client
+ *
+ * The remote address info is retrieved and provided to the client in
+ * the remote_addr. After that it is removed from the hash table
+ */
int iwpm_get_remote_info(struct sockaddr_storage *mapped_loc_addr,
struct sockaddr_storage *mapped_rem_addr,
struct sockaddr_storage *remote_addr,