<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 27 Apr 2015, at 10:43, yuanbin zhou <<a href="mailto:hduffddybz@gmail.com" class="">hduffddybz@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><span style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Hi! I am a graduate student from China. What my master project concentrate on the real time system.Recently I read the paper "Is semi-partitioned scheduling practical",and I want to do some experiments about it.</span><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">So I follow the guide in the wiki,but I get some troubles in the kernel building although I have some experience in it, and it is still unsettled.</div><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class=""></div><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">What the source code I am using is kernel-3.10.41 and lintmus-rt-2014.2.patch.</div></div></blockquote><div><br class=""></div><div>Try using the git version.</div><br class=""><blockquote type="cite" class=""><div class=""><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">What the platform I am using is vmware workstation + Debian 7.4.</div><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class=""></div><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">1) I cannot find the configuration which should do in the kernel building such as in-kernel preemptions, frequency scaling and so on.</div></div></blockquote><div><br class=""></div><div>What do you exactly mean by that? These kernel options are not specific to LITMUS^RT, so even in an unmatched kernel you should be able to find them.</div><br class=""><blockquote type="cite" class=""><div class=""><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">2) I also cannot find litmus-rt specific configuration.</div></div></blockquote><div><br class=""></div><div>Where are you looking for it?</div><br class=""><blockquote type="cite" class=""><div class=""><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class=""></div><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">Another question is that when the building process done well, this system should be ran in the qemu?</div></div></blockquote><div><br class=""></div><div>Qemu is only fine for initial development and debugging. It is not a valid experimental platform. For instance, it does not provide realistic timing behavior.</div><br class=""><blockquote type="cite" class=""><div class=""><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class=""></div><div style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""> In addition, How to join this mailing list(<span style="color: rgb(102, 102, 102); font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14.6666669845581px; line-height: 23.466667175293px;" class=""> </span><a href="mailto:rtlunch@listserv.unc.edu" style="color: rgb(109, 166, 226); text-decoration: none; font-weight: bold; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14.6666669845581px; line-height: 23.466667175293px;" class="">rtlunch@listserv.unc.edu</a>)?</div></div></blockquote></div><br class=""><div class="">I think that’s a UNC-internal mailing list not open to the public.</div><div class=""><br class=""></div><div class="">Best regards,</div><div class="">Björn</div><div class=""><br class=""></div></body></html>