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<DIV><FONT face=Arial size=2>I'm not using any of the ib_cm calls, but that was
my mistake: in moving the QP status to INIT (ib_modify_qp) I set</FONT></DIV>
<DIV><FONT size=2>
<P>p_qp_mod.state.init.access_ctrl = IB_AC_RDMA_READ | IB_AC_RDMA_WRITE |
IB_AC_LOCAL_WRITE;</P></FONT></DIV>
<DIV><FONT face=Arial size=2>and now all is working. Thanks Fab!</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Regards,</FONT></DIV>
<DIV><FONT face=Arial size=2>Diego</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<BLOCKQUOTE dir=ltr
style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B>
<A title=ftillier@windows.microsoft.com
href="mailto:ftillier@windows.microsoft.com">Fab Tillier</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=diego.guella@sircomtech.com
href="mailto:diego.guella@sircomtech.com">Diego Guella</A> ; <A
title=tzachid@mellanox.co.il href="mailto:tzachid@mellanox.co.il">Tzachi
Dar</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Cc:</B> <A title=ofw@lists.openfabrics.org
href="mailto:ofw@lists.openfabrics.org">ofw@lists.openfabrics.org</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Friday, November 09, 2007 6:05
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> RE: [ofw]
IB_WCS_REM_INVALID_REQ_ERR</DIV>
<DIV><BR></DIV>
<DIV class=Section1>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 11pt; COLOR: #1f497d; FONT-FAMILY: 'Calibri','sans-serif'">When
you connect are you enabling RDMA operations on the QP via the access_ctrl
field of the ib_cm_rtu_t and ib_cm_rep_t structures passed to the ib_cm_rtu
and ib_cm_rep calls, respectively?<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 11pt; COLOR: #1f497d; FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 11pt; COLOR: #1f497d; FONT-FAMILY: 'Calibri','sans-serif'">-Fab<o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 11pt; COLOR: #1f497d; FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<DIV>
<DIV
style="BORDER-RIGHT: medium none; PADDING-RIGHT: 0in; BORDER-TOP: #b5c4df 1pt solid; PADDING-LEFT: 0in; PADDING-BOTTOM: 0in; BORDER-LEFT: medium none; PADDING-TOP: 3pt; BORDER-BOTTOM: medium none">
<P class=MsoNormal><B><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Tahoma','sans-serif'">From:</SPAN></B><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Tahoma','sans-serif'"> <A
href="mailto:ofw-bounces@lists.openfabrics.org">ofw-bounces@lists.openfabrics.org</A>
[mailto:ofw-bounces@lists.openfabrics.org] <B>On Behalf Of </B>Diego
Guella<BR><B>Sent:</B> Friday, November 09, 2007 5:38 AM<BR><B>To:</B> Tzachi
Dar<BR><B>Cc:</B> <A
href="mailto:ofw@lists.openfabrics.org">ofw@lists.openfabrics.org</A><BR><B>Subject:</B>
[ofw] IB_WCS_REM_INVALID_REQ_ERR<o:p></o:p></SPAN></P></DIV></DIV>
<P class=MsoNormal><o:p> </o:p></P>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">Hi</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal> <o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">I compiled
successfully the source example
in Mellanox\WinIB\SDK\examples\hello_world, after changing a bit the code
to fix compilation errors in VC++ 2005 Express.</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal> <o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">I'm trying to
change the code in order to do a RDMA READ or WRITE to the remote
side.</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal> <o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">I changed these
things:</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">1.create the MR
with access_ctrl = IB_AC_LOCAL_WRITE | IB_AC_RDMA_READ |
IB_AC_RDMA_WRITE;</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">2.In the "CM"
protocol to exchange the vaddr (sent as uint64_t) and rkey of the MR, and
to exchange data after creation of the MR;</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">3.in the creation
of the send WR:</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">send_wr.wr_type =
config.xfer_type; // (WR_RDMA_READ/WRITE)</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: 'Arial','sans-serif'">if</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'"> (
(config.xfer_type == WR_RDMA_WRITE) || (config.xfer_type == WR_RDMA_READ) )
{</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">
send_wr.remote_ops.rkey = remote_data->rkey;</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">
send_wr.remote_ops.vaddr = remote_data->vaddr;</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">}</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal> <o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal> <o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">But I get
completion with bad status:
IB_WCS_REM_INVALID_REQ_ERR</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal> <o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal> <o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">What am I
missing/doing wrong?</SPAN><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal> <o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'"> <o:p></o:p></SPAN></P></DIV></DIV></BLOCKQUOTE></BODY></HTML>