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<TITLE>VecCUSPRestoreArrayWrite</TITLE>
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<div id="version" align=right><b>petsc-3.7.5 2017-01-01</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.7.5 v3.7.5 docs/manualpages/Vec/VecCUSPRestoreArrayWrite.html "><small>Report Typos and Errors</small></a></div>
<A NAME="VecCUSPRestoreArrayWrite"><H1>VecCUSPRestoreArrayWrite</H1></A>
Restore a CUSP device vector previously acquired with <A HREF="../Vec/VecCUSPGetArrayWrite.html#VecCUSPGetArrayWrite">VecCUSPGetArrayWrite</A>().
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
PETSC_EXTERN PetscErrorCode VecCUSPRestoreArrayWrite(Vec v, CUSPARRAY **a)
</PRE>
Data on the host will be marked as out of date. Subsequent access of
the data on the host side e.g. with <A HREF="../Vec/VecGetArray.html#VecGetArray">VecGetArray</A>() will incur a device
to host data transfer.
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>v </B></TD><TD>- the vector
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>a </B></TD><TD>- the CUDA device pointer. This pointer is invalid after
<A HREF="../Vec/VecCUSPRestoreArrayWrite.html#VecCUSPRestoreArrayWrite">VecCUSPRestoreArrayWrite</A>() returns.
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Fortran note</FONT></H3>
This function is not currently available from Fortran.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Vec/VecCUSPGetArrayWrite.html#VecCUSPGetArrayWrite">VecCUSPGetArrayWrite</A>(), <A HREF="../Vec/VecCUSPGetArrayReadWrite.html#VecCUSPGetArrayReadWrite">VecCUSPGetArrayReadWrite</A>(), <A HREF="../Vec/VecCUSPGetArrayRead.html#VecCUSPGetArrayRead">VecCUSPGetArrayRead</A>(), <A HREF="../Vec/VecCUSPGetArrayWrite.html#VecCUSPGetArrayWrite">VecCUSPGetArrayWrite</A>(), <A HREF="../Vec/VecGetArray.html#VecGetArray">VecGetArray</A>(), <A HREF="../Vec/VecRestoreArray.html#VecRestoreArray">VecRestoreArray</A>(), <A HREF="../Vec/VecGetArrayRead.html#VecGetArrayRead">VecGetArrayRead</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/vec/vec/impls/seq/seqcusp/veccusp2.cu#VecCUSPRestoreArrayWrite">src/vec/vec/impls/seq/seqcusp/veccusp2.cu</A>
<BR><A HREF="./index.html">Index of all Vec routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/snes/examples/tutorials/ex47cu.cu.html">src/snes/examples/tutorials/ex47cu.cu.html</A><BR>
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