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<TITLE>VecViennaCLRestoreCLMem</TITLE>
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<div id="version" align=right><b>petsc-3.14.5 2021-03-03</b></div>
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<A NAME="VecViennaCLRestoreCLMem"><H1>VecViennaCLRestoreCLMem</H1></A>
Restores a CL buffer pointer previously acquired with <A HREF="../Vec/VecViennaCLGetCLMem.html#VecViennaCLGetCLMem">VecViennaCLGetCLMem</A>().
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscvec.h"
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../Vec/VecViennaCLRestoreCLMem.html#VecViennaCLRestoreCLMem">VecViennaCLRestoreCLMem</A>(<A HREF="../Vec/Vec.html#Vec">Vec</A> v)
</PRE>
This marks the host data as out of date. Subsequent access to the vector
data on the host side with for instance <A HREF="../Vec/VecGetArray.html#VecGetArray">VecGetArray</A>() incurs a data
transfer.
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
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<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>v </B></TD><TD>- the vector
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Vec/VecViennaCLGetCLContext.html#VecViennaCLGetCLContext">VecViennaCLGetCLContext</A>(), <A HREF="../Vec/VecViennaCLGetCLMem.html#VecViennaCLGetCLMem">VecViennaCLGetCLMem</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/vec/vec/impls/seq/seqviennacl/vecviennacl.cxx.html#VecViennaCLRestoreCLMem">src/vec/vec/impls/seq/seqviennacl/vecviennacl.cxx</A>
<BR><A HREF="./index.html">Index of all Vec routines</A>
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