'\" t
.\"     Title: relay_file_read_subbuf_avail
.\"    Author: [FIXME: author] [see http://docbook.sf.net/el/author]
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: March 2017
.\"    Manual: relay interface support
.\"    Source: Kernel Hackers Manual 4.10.7
.\"  Language: English
.\"
.TH "RELAY_FILE_READ_SUBB" "9" "March 2017" "Kernel Hackers Manual 4\&.10\&" "relay interface support"
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.SH "NAME"
relay_file_read_subbuf_avail \- return bytes available in sub\-buffer
.SH "SYNOPSIS"
.HP \w'size_t\ relay_file_read_subbuf_avail('u
.BI "size_t relay_file_read_subbuf_avail(size_t\ " "read_pos" ", struct\ rchan_buf\ *\ " "buf" ");"
.SH "ARGUMENTS"
.PP
\fIread_pos\fR
.RS 4
file read position
.RE
.PP
\fIbuf\fR
.RS 4
relay channel buffer
.RE
.SH "COPYRIGHT"
.br