Re: (fwd) Re: [RFC] mount flag "direct"

From: Daniel Phillips (phillips@arcor.de)
Date: Thu Sep 05 2002 - 17:45:42 EST


On Wednesday 04 September 2002 16:13, Anton Altaparmakov wrote:
> Did you read my post which you can lookup on the below url?
>
> http://marc.theaimsgroup.com/?l=linux-kernel&m=103109165717636&w=2
>
> That explains what a single byte write to an uncached ntfs volume entails.
> (I failed to mention there that you would actually need to read the block
> first modify the one byte and then write it back but if you write
> blocksize based chunks at once the RCW falls away.
> And as someone else pointed out I failed to mention that the entire
> operation would have to keep the entire fs locked.)
>
> If it still isn't clear let me know and I will attempt to explain again in
> simpler terms...

Anton, it's clear he understands the concept, and doesn't care because
he does not intend his application to access the data a byte at a time.

Your points are correct, just not relevant to what he wants to do.

-- 
Daniel
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