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Re: Vnode API change: add global vnode cache
Taylor R Campbell <campbell+netbsd-tech-kern%mumble.net@localhost> wrote:
> Date: Mon, 7 Apr 2014 17:27:01 +0100
> From: Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>
> Should be fine, but once tmpfs is switched to use vcache, it might
> become a little bit more visible for some workloads..
> Why switch tmpfs to use vcache? That would add memory and time
> overhead for no reason. struct tmpfs_node already has a map from key
> to vnode -- the tn_vnode field. No need to manage an rb tree to
> accomplish the same thing.
Err.. yes. I seem to forget conceptual details quickly after not working
on a codebase for a while. We have in-memory inodes after all, duh! :)
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