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| -rw-r--r-- | Documentation/networking/smc-sysctl.rst | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/networking/smc-sysctl.rst b/Documentation/networking/smc-sysctl.rst index 17b8314c0e5e..a8b4f357174e 100644 --- a/Documentation/networking/smc-sysctl.rst +++ b/Documentation/networking/smc-sysctl.rst @@ -111,3 +111,30 @@ smcr_max_recv_wr - INTEGER like before having this control. Default: 48 + +limit_smc_hs - INTEGER + Whether to limit SMC handshake for newly created sockets. + + When enabled, SMC listen path applies handshake limitation based on + handshake worker congestion and queued SMC handshake load. + + Possible values: + + - 0 - Disable handshake limitation + - 1 - Enable handshake limitation + + Default: 0 (disable) + +hs_ctrl - STRING + Select the SMC handshake control profile by name. + + This string refers to the name of a user-implemented + BPF struct_ops instance of type smc_hs_ctrl. + + The selected profile controls whether SMC options are advertised + during TCP SYN/SYN-ACK handshake. + + Only available when CONFIG_SMC_HS_CTRL_BPF is enabled. + Write an empty string to clear the current profile. + + Default: empty string |