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SubjectRe: True fsync() in Linux (on IDE)
Chris Mason wrote:

>
>>- It depends on type of write (if it changes mata data or not)
>>- Finally it depends on file system and even journal mount options
>>
>>
>>
>All of the above is correct.
>
>
Doesn't the above statement contradict the following?:

>In 2.6 does fsync always insert a write barrier when the metadata
>> journaling option is set for reiserfs?
>
>

Yes, fsync is done in the 2.6 patches.

and I was imprecise, I should have asked, does fsync flush the disk
cache regardless of what mount options are set or data/metadata touched
in the 2.6 patches?


--
Hans

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