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Linux kernel IOMMU代码分析笔记(9)——EIM,IR和QI

Posted by nanxiao on 八月 11, 2015 in Linux kernel IOMMU代码分析笔记 |

支持IOMMU的硬件单元的Extended Capability Register有三个关联的位: EIM(E […]

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git小技巧(6)——“git branch -m

Posted by nanxiao on 八月 11, 2015 in git小技巧 |

git branch -m <oldname> <newname>可以把branch重 […]

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Linux kernel IOMMU代码分析笔记(8)——intel_enable_irq_remapping(2)

Posted by nanxiao on 八月 11, 2015 in Linux kernel IOMMU代码分析笔记 |

接上文。 (4) for_each_iommu(iommu, drhd) { /* * If the queu […]

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git reset简介

Posted by nanxiao on 八月 11, 2015 in 技术 |

git reset把当前branch的HEAD恢复到之前某个snapshot。举例如下: 假设当前reposi […]

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git小技巧(5)——“git checkout -b

Posted by nanxiao on 八月 11, 2015 in git小技巧 |

git checkout -b <branch>”创建一个新的branch,并且切换到这个bran […]

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Go语言实践技巧(5)——defer

Posted by nanxiao on 八月 11, 2015 in Go语言实践技巧 |

defer语句使用例子如下: file, err := os.Open(dataFile) if err != […]

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Go语言实践技巧(4)——goroutine之间切换的时间点

Posted by nanxiao on 八月 11, 2015 in Go语言实践技巧 |

以下列出了goroutine之间切换的主要的时间点: (1)Channel发送和接收操作(如果这些操作是阻塞的 […]

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