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<p class="MsoNormal"><span style="font-size:11.0pt">Hi Yunjian,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> That’s interesting. Is it possible to elaborate the use case or possibly provide the code snippet?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">It is possible that it is a synchronization problem due to relaxed memory model that Arm architecture uses. There could be a barrier missing in the code.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Honnappa<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal" align="left" style="text-align:left"><b><span style="font-size:11.0pt">From:</span></b><span style="font-size:11.0pt"> wangyunjian <wangyunjian@huawei.com>
<br>
<b>Sent:</b> Saturday, January 29, 2022 9:21 PM<br>
<b>To:</b> dev@dpdk.org; users@dpdk.org<br>
<b>Cc:</b> Feifei Wang <Feifei.Wang2@arm.com>; Ruifeng Wang <Ruifeng.Wang@arm.com>; Huangshaozhang <huangshaozhang@huawei.com>; dingxiaoxiong <dingxiaoxiong@huawei.com><br>
<b>Subject:</b> [dpdk-dev][dpdk-users] A problem about memory may not be all-zero allocated by rte_zmalloc_socket()<o:p></o:p></span></p>
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<p class="MsoNormal" align="left" style="text-align:left"><o:p> </o:p></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN">Hi, all<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN">There's a problem that the memory are allocated by rte_zmalloc_socket()<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN">may not be all-zero on the ARM platform.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN">However, the x86 platform does not have this problem.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span style="mso-fareast-language:ZH-CN">Any ideas ?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span style="mso-fareast-language:ZH-CN">Thanks,<o:p></o:p></span></p>
<p class="MsoPlainText"><span style="mso-fareast-language:ZH-CN">Yunjian<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
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