diff --git a/man/man7/fi_efa.7 b/man/man7/fi_efa.7 index 8d001c2de21..43214ca5ef3 100644 --- a/man/man7/fi_efa.7 +++ b/man/man7/fi_efa.7 @@ -1,6 +1,6 @@ .\" Automatically generated by Pandoc 2.9.2.1 .\" -.TH "fi_efa" "7" "2024\-07\-31" "Libfabric Programmer\[cq]s Manual" "#VERSION#" +.TH "fi_efa" "7" "2024\-08\-01" "Libfabric Programmer\[cq]s Manual" "#VERSION#" .hy .SH NAME .PP @@ -93,8 +93,15 @@ No support for selective completions. No support for counters for the DGRAM endpoint. .PP No support for inject. -.PP -No support for \f[C]fi_cancel()\f[R] for the zero-copy receive mode. +.SS zero-copy receive mode +.IP \[bu] 2 +The receive operation cannot be cancelled via \f[C]fi_cancel()\f[R]. +.IP \[bu] 2 +Zero-copy receive mode can be enabled only if SHM transfer is disabled. +.IP \[bu] 2 +Unless the application explicitly disables P2P, e.g.\ via +FI_HMEM_P2P_DISABLED, zero-copy receive can be enabled only if available +FI_HMEM devices all have P2P support. .PP When using FI_HMEM for AWS Neuron or Habana SynapseAI buffers, the provider requires peer to peer transaction support between the EFA and