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SubjectRe: 2.4.14-pre6
Date
On November 4, 2001 11:34 pm, Pavel Machek wrote:
> > Another potential microoptimisation would be to write out
> > clean blocks if that helps merging. So if we see a write
> > for blocks 1,2,3,5,6,7 and block 4 is known to be in memory,
> > then write it out too. I suspect this would be a win for
> > ATA but a loss for SCSI. Not sure.
>
> Please don't do this, it is bug.
>
> If user did not ask writing somewhere, DO NOT WRITE THERE! If power
> fails in the middle of the sector... Or if that is flashcard....

or raid or nbd...

> Just don't do this.

--
Daniel
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