Messages in this thread | | | Date | Sat, 10 Aug 2013 15:07:16 -0700 | From | Bob Smith <> | Subject | Re: [PATCH 001/001] CHAR DRIVERS: a simple device to give daemons a /sys-like interface |
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Arnd Bergmann wrote: >> GOAL >> The goal of this patch was to make it possible to configure >> daemons using simple file IO. The litmus test for this is >> that commands like these should be possible >> cat < /var/daemons/wpa_supplicant/use_channel >> echo 5 >/var/daemons/wpa_supplicant/use_channel
> If you want to have that behavior, I think the best way to > do it would be new file system that combines aspects of > tmpfs and debugfs, letting users with write access to the > mount point (or a directory under it) create subdirectories > and files using regular unix permission handling. You would > then always use the file_operations that you defined for your > chardev but use that with inode_operations similar to tmpfs.
THANKS! It would still be a kernel patch and still require root to set up but so would FUSE and your approach might be much lighter weight.
thanks Bob Smith
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