diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2025-06-11 17:59:43 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-06-13 03:16:19 +0300 |
| commit | fac4b41741b5cd0826cf0fa5b14e177f70a6b509 (patch) | |
| tree | 592b5d02bb63cf934e7c55751b61aeb79c710a1f /include/linux | |
| parent | 2a644c5cecc028c4fcd6545dd736b4dee949b090 (diff) | |
| download | linux-fac4b41741b5cd0826cf0fa5b14e177f70a6b509.tar.xz | |
net: ethtool: require drivers to opt into the per-RSS ctx RXFH
RX Flow Hashing supports using different configuration for different
RSS contexts. Only two drivers seem to support it. Make sure we
uniformly error out for drivers which don't.
Reviewed-by: Joe Damato <joe@dama.to>
Link: https://patch.msgid.link/20250611145949.2674086-4-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/ethtool.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index 90da1aee6e56..1a6737721d7f 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -855,6 +855,8 @@ struct kernel_ethtool_ts_info { * @cap_rss_ctx_supported: indicates if the driver supports RSS * contexts via legacy API, drivers implementing @create_rxfh_context * do not have to set this bit. + * @rxfh_per_ctx_fields: device supports selecting different header fields + * for Rx hash calculation and RSS for each additional context. * @rxfh_per_ctx_key: device supports setting different RSS key for each * additional context. Netlink API should report hfunc, key, and input_xfrm * for every context, not just context 0. @@ -1084,6 +1086,7 @@ struct ethtool_ops { u32 supported_input_xfrm:8; u32 cap_link_lanes_supported:1; u32 cap_rss_ctx_supported:1; + u32 rxfh_per_ctx_fields:1; u32 rxfh_per_ctx_key:1; u32 cap_rss_rxnfc_adds:1; u32 rxfh_indir_space; |