Re: Refresh patterns and ACLs

From: Adrian Chadd <adrian_at_freebsd.org>
Date: Sat, 30 Aug 2008 13:05:16 +0800

2008/8/30 Henrik Nordstrom <henrik_at_henriknordstrom.net>:

>> Make sure you can collapse those ACLs down to something sensible for
>> software processing before you go down that path!
>
> It's relatively easy to make a unified lookup tree of such structure,
> and even if you don't it's still as fast or faster than the current acl
> scheme.

Oh, I'm sure we could beat the current way we're using ACLs, the
question is whether we can dramatically improve complicated ACL
processing in the future.

A big problem with the way we're inlining fast-path ACL lookups is
that they suddenly become impossible to farm out to other threads.

Adrian
Received on Sat Aug 30 2008 - 05:05:19 MDT

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