Re: [sqlite] light weight write barriers

From: Christoph Hellwig
Date: Thu Oct 11 2012 - 13:42:01 EST


On Thu, Oct 11, 2012 at 11:32:27AM -0500, ????????? Yang Su Li wrote:
> I am not quite whether I should ask this question here, but in terms
> of light weight barrier/fsync, could anyone tell me why the device
> driver / OS provide the barrier interface other than some other
> abstractions anyway? I am sorry if this sounds like a stupid questions
> or it has been discussed before....

It does not. Except for the legacy mount option naming there is no such
thing as a barrier in Linux these days.

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