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Literally every file operation HAS to go through the kernel. This is implementing "what does it mean to read/write this special device file"
by Dr_Emann 5y ago
Literally every file operation HAS to go through the kernel. This is implementing "what does it mean to read/write this special device file"
- Koshkin 5y agoOn the other hand, to be fair, a device driver itself (even though it is represented as a "special file") does not need to have the notion of a file system built into it.