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Re: [RFC][PATCH] Rewriting revs in place in push target repository

From
Matthias Urlichs <smurf@smurf.noris.de>
Date
Aug 14, 2005, 10:02 UTC
Message-ID
<pan.2005.08.14.10.02.41.120567@smurf.noris.de>
In-Reply-To
<20050814022011.GA19897@taniwha.stupidest.org>
Hi, Chris Wedgwood wrote:
Show 8 quoted lines
> On Sat, Aug 13, 2005 at 11:47:25PM +0200, Petr Baudis wrote:
> 
>> 	I think it does not in real setups, since thanks to O_RDWR the
>> 	file should be overwritten only when the write() happens.
>> 	Can a 41-byte write() be non-atomic in any real conditions?
> 
> if you journal metadata only you can see a file extended w/o having
> the block flushed

??? but the file is *not* extended. Also, whether or not a block is flushed should only matter if the machine crashes ..?

-- 
Matthias Urlichs   |   {M:U} IT Design @ m-u-it.de   |  smurf@smurf.noris.de
Disclaimer: The quote was selected randomly. Really. | http://smurf.noris.de
 - -
CONS [from LISP] 1. v. To add a new element to a list.	2. CONS UP:
   v. To synthesize from smaller pieces: "to cons up an example".
				-- From the AI Hackers' Dictionary
Previous: Chris Wedgwood
Message 7 of 7 in “Rewriting revs in place in push target repository”
  1. Petr BaudisAug 13, 2005
  2. Linus TorvaldsAug 13, 2005
  3. Junio C HamanoAug 14, 2005
  4. Linus TorvaldsAug 14, 2005
  5. Petr BaudisSep 15, 2005
  6. Chris WedgwoodAug 14, 2005
  7. Matthias UrlichsAug 14, 2005

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