Messages in this thread | | | Date | Sat, 31 Jul 1999 10:49:13 +0200 (CEST) | From | Arjan van de Ven <> | Subject | Re: Kernel hacking ? - Can this be done? |
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On Fri, 30 Jul 1999, Steve Dodd wrote: > > That is possible too, in fact, I am adding this to kHTTPd right now. For > > non-performance critical tasks, this is WAY to much pain though, since this > > will only work for most filesystems (the f_ops->read works for ALL sane > > filesystems), and proper locking isn't easy either. > > If instead of the current f_ops->read, filesystems exported a function which > could take something similar to a read_actor_t, you could use that. I think. > I need to think about this a bit more..
Well, that would be somewhat double. It IS possible to get a pagecache reference (for most filesystems anyway), it's just very sensitive to the right locking.
Greetings, Arjan van de Ven
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