1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>relay_subbufs_consumed</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="The Linux Kernel API"><link rel="up" href="relayfs.html#idp1125442764" title="relay interface"><link rel="prev" href="API-relay-switch-subbuf.html" title="relay_switch_subbuf"><link rel="next" href="API-relay-close.html" title="relay_close"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">relay_subbufs_consumed</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-relay-switch-subbuf.html">Prev</a>&#160;</td><th width="60%" align="center">relay interface</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-relay-close.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-relay-subbufs-consumed"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>relay_subbufs_consumed &#8212; 
2     update the buffer's sub-buffers-consumed count
3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void <b class="fsfunc">relay_subbufs_consumed </b>(</code></td><td>struct rchan * <var class="pdparam">chan</var>, </td></tr><tr><td>&#160;</td><td>unsigned int <var class="pdparam">cpu</var>, </td></tr><tr><td>&#160;</td><td>size_t <var class="pdparam">subbufs_consumed</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1125487612"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>chan</code></em></span></dt><dd><p>
4     the channel
5    </p></dd><dt><span class="term"><em class="parameter"><code>cpu</code></em></span></dt><dd><p>
6     the cpu associated with the channel buffer to update
7    </p></dd><dt><span class="term"><em class="parameter"><code>subbufs_consumed</code></em></span></dt><dd><p>
8     number of sub-buffers to add to current buf's count
9    </p></dd></dl></div></div><div class="refsect1"><a name="idp1125491324"></a><h2>Description</h2><p>
10   Adds to the channel buffer's consumed sub-buffer count.
11   subbufs_consumed should be the number of sub-buffers newly consumed,
12   not the total consumed.
13   </p><p>
14
15   NOTE. Kernel clients don't need to call this function if the channel
16   mode is 'overwrite'.
17</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-relay-switch-subbuf.html">Prev</a>&#160;</td><td width="20%" align="center"><a accesskey="u" href="relayfs.html#idp1125442764">Up</a></td><td width="40%" align="right">&#160;<a accesskey="n" href="API-relay-close.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">relay_switch_subbuf</span>&#160;</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">&#160;<span class="phrase">relay_close</span></td></tr></table></div></body></html>
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