RPC 503: LLOG ORIGIN HANDLE READ HEADER - Read handle header
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[[llog-origin-handle-read-header-rpc]]

Read the header for a log object.

.LLOG_ORIGIN_HANDLE_READ_HEADER Request Packet Structure
image::llog-origin-handle-read-header-request.png["LLOG_ORIGIN_HANDLE_READ_HEADER Request Packet Structure",height=50]

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The llog-origin-handle-read-header-request.png diagram resembles this
text art:

       LLOG_ORIGIN_HANDLE_READ_HEADER:
      --request-------------------
      | ptlrpc_body | llogd_body |
      ----------------------------
//////////////////////////////////////////////////////////////////////

'ptlrpc_body':: RPC descriptor. See <<struct-ptlrpc-body>>.

'llogd_body':: See <<struct-llogd-body>>

.LLOG_ORIGIN_HANDLE_READ_HEADER Reply Packet Structure
image::llog-origin-handle-read-header-reply.png["LLOG_ORIGIN_HANDLE_READ_HEADER Reply Packet Structure",height=50]

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The llog-origin-handle-read-header-reply.png diagram resembles this
text art:

       LLOG_ORIGIN_HANDLE_READ_HEADER:
      --reply--------------------------
      | ptlrpc_body | llog_log_header |
      ---------------------------------
//////////////////////////////////////////////////////////////////////

'ptlrpc_body':: RPC descriptor. See <<struct-ptlrpc-body>>.

'llogd_body':: See <<struct-llogd-body>>

include::struct_llog_log_hdr.txt[]