Date: Wed, 28 Feb 2001 20:59:46 -0700 From: "Long, Scott" <scott_long@btc.adaptec.com> To: "'Garrett Wollman'" <wollman@khavrinen.lcs.mit.edu> Cc: arch@freebsd.org Subject: RE: Arch question for a UDF FS driver Message-ID: <E0BFB46945D5D411BB590000D11ABE920334A2@btcexc01.btc.adaptec.com>
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> Hash the Unique Id into 31 bits (e.g., u_id % 2147483647). Renumber > any collisions into the space above 2**31. You would still need to > keep some state when there is a collision, but if the Ids are > assigned sequentially then you are likely to win most of the time. Interesting idea. Like I said, consuming 32 bits within the life of the filesystem is going to be pretty hard. > I don't see what this has to do with vget(), however. not vget() itself, the vget vfsop. Unless I'm totally clueless here, the vget vfsop is supposed to return the vnode that repesents the passed in ino_t. Scott To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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