android umount2
时间: 2023-11-11 14:05:03 浏览: 92
回答: 在Android中,umount2是一个系统调用函数,用于卸载文件系统。根据提供的引用内容,我们可以看到在给定的条件下,如果匹配等于6,并且挂载设备以"/dev/block"开头,并且挂载选项中包含"rw",则会执行umount2操作。\[1\]同时,我们还可以看到/dev/block/platform/sdhci.1/by-name/system被挂载到/system,并且使用ext4文件系统,具有读写权限和其他选项。\[2\]同样,/dev/block/platform/sdhci.1/by-name/userdata被挂载到/data,并且也使用ext4文件系统,具有读写权限和其他选项。\[3\]
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