From: Charles Forsyth <forsyth@terzarima.net>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] truncation via wstat on ken's fs
Date: Mon, 18 Oct 2004 09:03:06 +0100 [thread overview]
Message-ID: <5db02d8d4202afa28a05b7b943fbd553@terzarima.net> (raw)
In-Reply-To: <7ea713cb549c1d7b91a32c77987b62c2@collyer.net>
>>Ken frees blocks in reverse order (last block freed first), presumably
>>to assist repairs if the system should crash in the middle of it, or
it was traditional from v6:
/*
* Free all the disk blocks associated
* with the specified inode structure.
* The blocks of the file are removed
* in reverse order. This FILO
* algorithm will tend to maintain
* a contiguous free list much longer
* than FIFO.
*/
itrunc(ip)
int *ip;
{
...
next prev parent reply other threads:[~2004-10-18 8:03 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-17 11:05 geoff
2004-10-17 11:18 ` Brantley Coile
2004-10-17 17:01 ` Russ Cox
2004-10-18 0:43 ` geoff
2004-10-18 8:03 ` Charles Forsyth [this message]
2004-10-18 8:24 ` geoff
2004-10-18 8:36 ` Charles Forsyth
2004-10-18 8:38 ` geoff
2004-10-17 17:35 ` boyd, rounin
2004-10-17 13:19 Aharon Robbins
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