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108 lines
2.8 KiB
HTML
108 lines
2.8 KiB
HTML
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original version by: Nikos Drakos, CBLU, University of Leeds
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* revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan
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* with significant contributions from:
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Jens Lippmann, Marek Rouchal, Martin Wilck and others -->
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<TITLE>get_local_rows -- Get number of local rows</TITLE>
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<B> Next:</B> <A NAME="tex2html386"
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HREF="node18.html">get_local_cols Get</A>
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HREF="node16.html">Data structure query routines</A>
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HREF="node16.html">Data structure query routines</A>
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<H3><A NAME="SECTION00045100000000000000">
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get_local_rows -- Get number of local rows</A>
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</H3>
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<P>
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<PRE>
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nr = desc%get_local_rows()
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</PRE>
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<P>
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<DL>
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<DT><STRONG>Type:</STRONG></DT>
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<DD>Asynchronous.
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</DD>
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<DT><STRONG><B>On Entry</B></STRONG></DT>
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<DD>
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</DD>
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<DT><STRONG>desc</STRONG></DT>
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<DD>the communication descriptor.
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<BR>
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Scope: <B>local</B>.
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<BR>
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Type: <B>required</B>.
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<BR>
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Intent: <B>in</B>.
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<BR>
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Specified as: a structured data of type descdata<TT>psb_desc_type</TT>.
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</DD>
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</DL>
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<P>
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<DL>
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<DT><STRONG><B>On Return</B></STRONG></DT>
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<DD>
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</DD>
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<DT><STRONG>Function value</STRONG></DT>
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<DD>The number of local rows, i.e. the number of
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rows owned by the current process; as explained in <A HREF="node2.html#sec:intro">1</A>,
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it is equal to <!-- MATH
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$|{\cal I}_i| + |{\cal B}_i|$
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-->
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SRC="img10.png"
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ALT="$\vert{\cal I}_i\vert + \vert{\cal B}_i\vert$">. The returned value is
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specific to the calling process.
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</DD>
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</DL>
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