man: Fix fi_rxm.7 and fi_collective.3 man pages

fi_rxm.7: clarify the behavior when message size == FI_OFI_RXM_BUFFER_SIZE. fi_collective.3: add the missing description of the `count` argument. Signed-off-by: Jianxin Xiong <jianxin.xiong@intel.com>
ofiwg · Jan 8, 2024 · e570623 · e570623
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diff --git a/man/fi_collective.3.md b/man/fi_collective.3.md
@@ -119,6 +119,9 @@ int fi_query_collective(struct fid_domain *domain,
 *buf*
 : Local data buffer that specifies first operand of collective operation
 
+*count*
+: The number of elements referenced, where each element is the indicated datatype.
+
 *datatype*
 : Datatype associated with atomic operands
 

diff --git a/man/fi_rxm.7.md b/man/fi_rxm.7.md
@@ -122,8 +122,8 @@ FI_ORDER_SAW can not be supported.
 The ofi_rxm provider checks for the following environment variables.
 
 *FI_OFI_RXM_BUFFER_SIZE*
-: Defines the transmit buffer size / inject size. Messages of size less than this
-  would be transmitted via an eager protocol and those above would be transmitted
+: Defines the transmit buffer size / inject size. Messages of size less than or equal to this
+  would be transmitted via an eager protocol and messages greater in size would be transmitted
   via a rendezvous or SAR (Segmentation And Reassembly) protocol. Transmit data
   would be copied up to this size (default: ~16k).