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authorJiri Pirko <jiri@nvidia.com>2023-08-11 17:57:04 +0200
committerJakub Kicinski <kuba@kernel.org>2023-08-14 11:47:24 -0700
commitee6d78ac28c708c62fd83595e9366b0eb0deb014 (patch)
treebefdf8fd4f146763cfaec522f5337f27da59134b /net/devlink/netlink.c
parent41a1d4d1399af0f4ba9754086b23f7b9576eb25f (diff)
devlink: introduce devlink_nl_pre_doit_port*() helper functions
Define port handling helpers what don't rely on internal_flags. Have __devlink_nl_pre_doit() to accept the flags as a function arg and make devlink_nl_pre_doit() a wrapper helper function calling it. Introduce new helpers devlink_nl_pre_doit_port() and devlink_nl_pre_doit_port_optional() to be used by split ops in follow-up patch. Note that the function prototypes are temporary until the generated ones will replace them in a follow-up patch. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Acked-by: Jakub Kicinski <kuba@kernel.org> Link: https://lore.kernel.org/r/20230811155714.1736405-4-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/devlink/netlink.c')
-rw-r--r--net/devlink/netlink.c27
1 files changed, 23 insertions, 4 deletions
diff --git a/net/devlink/netlink.c b/net/devlink/netlink.c
index 96cf8a1b8bce..3c59b9c49150 100644
--- a/net/devlink/netlink.c
+++ b/net/devlink/netlink.c
@@ -109,8 +109,8 @@ devlink_get_from_attrs_lock(struct net *net, struct nlattr **attrs)
return ERR_PTR(-ENODEV);
}
-int devlink_nl_pre_doit(const struct genl_split_ops *ops,
- struct sk_buff *skb, struct genl_info *info)
+static int __devlink_nl_pre_doit(struct sk_buff *skb, struct genl_info *info,
+ u8 flags)
{
struct devlink_port *devlink_port;
struct devlink *devlink;
@@ -121,14 +121,14 @@ int devlink_nl_pre_doit(const struct genl_split_ops *ops,
return PTR_ERR(devlink);
info->user_ptr[0] = devlink;
- if (ops->internal_flags & DEVLINK_NL_FLAG_NEED_PORT) {
+ if (flags & DEVLINK_NL_FLAG_NEED_PORT) {
devlink_port = devlink_port_get_from_info(devlink, info);
if (IS_ERR(devlink_port)) {
err = PTR_ERR(devlink_port);
goto unlock;
}
info->user_ptr[1] = devlink_port;
- } else if (ops->internal_flags & DEVLINK_NL_FLAG_NEED_DEVLINK_OR_PORT) {
+ } else if (flags & DEVLINK_NL_FLAG_NEED_DEVLINK_OR_PORT) {
devlink_port = devlink_port_get_from_info(devlink, info);
if (!IS_ERR(devlink_port))
info->user_ptr[1] = devlink_port;
@@ -141,6 +141,25 @@ unlock:
return err;
}
+int devlink_nl_pre_doit(const struct genl_split_ops *ops,
+ struct sk_buff *skb, struct genl_info *info)
+{
+ return __devlink_nl_pre_doit(skb, info, ops->internal_flags);
+}
+
+int devlink_nl_pre_doit_port(const struct genl_split_ops *ops,
+ struct sk_buff *skb, struct genl_info *info)
+{
+ return __devlink_nl_pre_doit(skb, info, DEVLINK_NL_FLAG_NEED_PORT);
+}
+
+int devlink_nl_pre_doit_port_optional(const struct genl_split_ops *ops,
+ struct sk_buff *skb,
+ struct genl_info *info)
+{
+ return __devlink_nl_pre_doit(skb, info, DEVLINK_NL_FLAG_NEED_DEVLINK_OR_PORT);
+}
+
void devlink_nl_post_doit(const struct genl_split_ops *ops,
struct sk_buff *skb, struct genl_info *info)
{