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Re: file systems

In <201105021602.50060.bss@iguanasuicide.net>, Boyd Stephen Smith Jr. wrote:
>They are also essential for any journaled filesystem to have correct
>behavior  in the face of sudden pwoer loss.   Barriers ensure, (e.g.) that
>the journal entry creating a file is flushed to the backing store before
>the journal entry.  Or, that the journal entry

...evidently, I didn't finish writing this.

It ensures the record of a file's creation precedes records of writing to that 
file.  It also ensures that the record of a link precedes a unlink-and-link.
Boyd Stephen Smith Jr.                   ,= ,-_-. =.
bss@iguanasuicide.net                   ((_/)o o(\_))
ICQ: 514984 YM/AIM: DaTwinkDaddy         `-'(. .)`-'
http://iguanasuicide.net/                    \_/

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