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<TITLE>HPL_barrier HPL 2.0 Library Functions September 10, 2008</TITLE> |
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<H1>Name</H1> |
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<B>HPL_barrier</B> Barrier operation. |
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<H1>Synopsis</H1> |
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<CODE>#include "hpl.h"</CODE><BR><BR> |
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<CODE>int</CODE> |
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<CODE>HPL_barrier(</CODE> |
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<CODE>MPI_Comm</CODE> |
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<CODE>COMM</CODE> |
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<CODE>);</CODE> |
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<H1>Description</H1> |
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<B>HPL_barrier</B> |
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blocks the caller until all process members have call it. |
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The call returns at any process only after all group members have |
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entered the call. |
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<H1>Arguments</H1> |
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<PRE>
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COMM (global/local input) MPI_Comm |
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The MPI communicator identifying the process collection. |
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</PRE>
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<H1>See Also</H1> |
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<A HREF="HPL_broadcast.html">HPL_broadcast</A>, |
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<A HREF="HPL_reduce.html">HPL_reduce</A>, |
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<A HREF="HPL_all_reduce.html">HPL_all_reduce</A>, |
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<A HREF="HPL_min.html">HPL_min</A>, |
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<A HREF="HPL_max.html">HPL_max</A>, |
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<A HREF="HPL_sum.html">HPL_sum</A>. |
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