Date: Wed, 30 Apr 1997 21:51:43 +0200 From: Poul-Henning Kamp <phk@dk.tfs.com> To: Julian Elischer <julian@whistle.com> Cc: Poul-Henning Kamp <phk@dk.tfs.com>, Doug Rabson <dfr@nlsystems.com>, current@freebsd.org Subject: Re: vnode->v_usage Message-ID: <563.862429903@critter> In-Reply-To: Your message of "Wed, 30 Apr 1997 11:58:22 PDT." <3367964E.59E2B600@whistle.com>
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In message <3367964E.59E2B600@whistle.com>, Julian Elischer writes: >Poul-Henning Kamp wrote: >> > >> Well, I've done it. Here is a patch that implements LRU for name-cache >> hits on the vnode freelist. I doubt that it has any performance impact, >> but it makes the vnode 4 bytes smaller, which is a good thing. > >Why? are they just over a power of 2 in length now? >do we need to lose 4 bytes? We are just below 2^7 bytes, but I will need some more space, so these 4 bytes will be needed for better purposes than this. -- Poul-Henning Kamp | phk@FreeBSD.ORG FreeBSD Core-team. http://www.freebsd.org/~phk | phk@login.dknet.dk Private mailbox. whois: [PHK] | phk@tfs.com TRW Financial Systems, Inc. Power and ignorance is a disgusting cocktail.
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