Re: Atomic file data replace API

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On Mon, Dec 27, 2010 at 6:20 PM, Amir Goldstein <amir73il@xxxxxxxxx> wrote:
>> Don't you agree it's undesirable to lose meta-data?
>
> Yes I agree. you can have my vote for "it's nice to have this",
> but the fact that we did without it for so long must mean something...

I'm not sure it means something positive.

> Anyway, you need to convince someone to implement it
> (unless you do it yourself), some developers to review it
> and the maintainers to accept it, so unless you come up with 'a real
> world problem',
> the busy FS developers will not be bothered to accept 'the fix'.
> Accepting new API's has a huge price of testing them and maintaining them
> every release, so don't take the resistance personally.
>
> Now let's say that you decide to focus on the problem of:
> 'safe editor save to a file which is not owned by you but writable by you'.
> You may want to look for a specific editor which has 'safe save' functionality
> (maybe LibreOffice?) and query the developers if they would like the new feature
> and if they would support your proposal.
>
> That is the way kernel development works - and for good reasons.

I agree in general you need a good use case. But AFAIK FS devs are
aware of many apps not doing it the right way. So I expected them to
have a FAQ entry that shows what this right way is.
Ted says a huge performance hit is involved, but nobody has been able
to tell why yet.

There's also the problem of not having permission to create a temp file.

Olaf

Olaf
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