>> In <19991008173618.E4163@sventech.com> Johannes Erdfelt (jerdfelt@sventech.com) wrote:
>>
>> > There's 2 portions to devfs, the kernel portion and the user space
>> > portion. I'm talking about putting all of this into the user space
^^^^^^^^^^^
>> > portion, devfsd.
>>
>> It's not possible: userspace portion can not be awoked when you try to access
>> non-existing file.
>>
BK> Really? So how do the "venus" daemons of AFS, Arla, Coda, and Intermezzo
BK> handle this?
Via kernel-space component AFAIK :-) Please read before respond. Yes,
kernel-space component CAN be reduced, but you can not eliminate it.
BK> AFAIK, all four filesystems depend on user-space daemons to
BK> fetch files from the fileserver, so I think there must be some way to
BK> notify the daemon that a non-existing file is being accessed.
Notify from kernel-space part -- yes, without such -- no (or more correct:
no without ugly hacks like tracing all syscalls and such)...
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