<br><br><div><span class="gmail_quote">On 3/29/06, <b class="gmail_sendername">Roland Dreier</b> <<a href="mailto:rdreier@cisco.com">rdreier@cisco.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Devesh> S/G entry ?<br><br>scatter gather entry<br><br> Devesh> What is the size of this region ? is there any limitation<br> Devesh> in providing this size?<br><br>It must be large enough to cover all DMA (bus) addresses for the device.
<br><br> Devesh> Finally you mean to say in the implementation of this<br> Devesh> function providing a unique L_Key and R_Key is<br> Devesh> sufficient. Is it?<br><br>I can't really understand this question. Of course keys must be
<br>unique -- if two regions had the same key, then there would be no way<br>for the HCA to know which one to use.</blockquote><div><br>
Here I am saying that assigning Key is sufficient Or there are some other specific setps to be taken?<br>
</div><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> - R.<br></blockquote></div><br>