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10 月 18, 2021

CONFIG_OF

linux 设备中经常看到 CONFIG_OF 或者 OF,表示什么意思?
这个是Open Firmware Device Tree 的简称,有时也简称 DT。

OF 是 CONFIG_OF的简称

详细参见: https://www.kernel.org/doc/Documentation/devicetree/usage-model.txt

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11 月 29, 2013

关闭Linux系统的swap

临时关闭:执行 swapoff -a ,重启后又会开启swap。
永久关闭:注释掉 /etc/fstab 里的 swap 行,重启生效或者暂时swapoff -a,重启后不会再开启swap。

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