diff options
| author | Sudheer Mogilappagari <sudheer.mogilappagari@intel.com> | 2022-12-01 16:25:55 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-12-05 17:25:00 -0800 |
| commit | 7112a04664bfc10ae4709b2079fe3991cbd1fe18 (patch) | |
| tree | 25b5640672e272706ff7141e232dcb54cfa1d9b7 /include | |
| parent | 343a5d358e4ab5597e90e1eafa7eba55eb42e96b (diff) | |
ethtool: add netlink based get rss support
Add netlink based support for "ethtool -x <dev> [context x]"
command by implementing ETHTOOL_MSG_RSS_GET netlink message.
This is equivalent to functionality provided via ETHTOOL_GRSSH
in ioctl path. It sends RSS table, hash key and hash function
of an interface to user space.
This patch implements existing functionality available
in ioctl path and enables addition of new RSS context
based parameters in future.
Signed-off-by: Sudheer Mogilappagari <sudheer.mogilappagari@intel.com>
Link: https://lore.kernel.org/r/20221202002555.241580-1-sudheer.mogilappagari@intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/ethtool_netlink.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h index aaf7c6963d61..5799a9db034e 100644 --- a/include/uapi/linux/ethtool_netlink.h +++ b/include/uapi/linux/ethtool_netlink.h @@ -51,6 +51,7 @@ enum { ETHTOOL_MSG_MODULE_SET, ETHTOOL_MSG_PSE_GET, ETHTOOL_MSG_PSE_SET, + ETHTOOL_MSG_RSS_GET, /* add new constants above here */ __ETHTOOL_MSG_USER_CNT, @@ -97,6 +98,7 @@ enum { ETHTOOL_MSG_MODULE_GET_REPLY, ETHTOOL_MSG_MODULE_NTF, ETHTOOL_MSG_PSE_GET_REPLY, + ETHTOOL_MSG_RSS_GET_REPLY, /* add new constants above here */ __ETHTOOL_MSG_KERNEL_CNT, @@ -880,6 +882,18 @@ enum { ETHTOOL_A_PSE_MAX = (__ETHTOOL_A_PSE_CNT - 1) }; +enum { + ETHTOOL_A_RSS_UNSPEC, + ETHTOOL_A_RSS_HEADER, + ETHTOOL_A_RSS_CONTEXT, /* u32 */ + ETHTOOL_A_RSS_HFUNC, /* u32 */ + ETHTOOL_A_RSS_INDIR, /* binary */ + ETHTOOL_A_RSS_HKEY, /* binary */ + + __ETHTOOL_A_RSS_CNT, + ETHTOOL_A_RSS_MAX = (__ETHTOOL_A_RSS_CNT - 1), +}; + /* generic netlink info */ #define ETHTOOL_GENL_NAME "ethtool" #define ETHTOOL_GENL_VERSION 1 |