<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="Generator" content="Microsoft Exchange Server">
<!-- converted from text --><style><!-- .EmailQuote { margin-left: 1pt; padding-left: 4pt; border-left: #800000 2px solid; } --></style>
</head>
<body>
<div>Could you describe how difficult to directly use CS syncfile fd in Mesa compared with concerting CS seq to syncfile fd via several syncobj ioctls?<br>
<br>
Regards,<br>
David Zhou<br>
<br>
<p dir="ltr" style="display:inline"><span style="color:#888888"><span style="font-size:0.81em">发自坚果 Pro</span></span></p>
<style type="text/css">
<!--
* body
{padding:0 16px 30px!important;
margin:0!important;
background-color:#ffffff;
line-height:1.4;
word-wrap:break-word;
word-break:normal}
div
{word-wrap:break-word;
word-break:normal}
p
{word-wrap:break-word;
word-break:normal;
text-indent:0pt!important}
span
{word-wrap:break-word;
word-break:normal}
a
{word-wrap:break-word;
word-break:normal}
td
{word-wrap:break-word;
word-break:break-all}
-->
</style>
<div class="x_quote">
<div style="margin:0 0px; font-size:105%"><font color="#629140" style="line-height:1.4"><span>Marek Ol?醟 <maraeo@gmail.com> 于 2017年9月13日 下午6:11写道：</span></font></div>
<br type="attribution">
</div>
</div>
<font size="2"><span style="font-size:10pt;">
<div class="PlainText">On Wed, Sep 13, 2017 at 5:03 AM, zhoucm1 <david1.zhou@amd.com> wrote:<br>
> Hi Marek,<br>
><br>
> You're doing same things with me, see my "introduce syncfile as fence<br>
> reuturn" patch set, which makes things more simple, we just need to directly<br>
> return syncfile fd to UMD when CS, then the fence UMD get will be always<br>
> syncfile fd, UMD don't need to construct ip_type/ip_instance/ctx_id/ring any<br>
> more, which also can pass to dependency and syncobj as well.<br>
<br>
For simpler Mesa code, Mesa won't get a sync file from the CS ioctl.<br>
<br>
Marek<br>
</div>
</span></font>
</body>
</html>