Re: ctime/mtime with different filesystems
hi,
The semantics of what is updated is usually on the man page
for the specific system interface. There are also are
some generic requirements with respect to stat i think.
You can always ask the folks on the Austin Group reflector
for more help
regards
Andrew
On Jan 25, 6:50pm in "ctime/mtime with dif", Thorsten Kukuk wrote:
>
> Hi,
>
> sometimes some tests fails, because mtime/ctime or atime is not
> correct set. The problem are the VFS layer and the different filesystems,
> they all have a different understand from when which field is to change.
>
> For example, if you truncate a zero length file to zero, VFS only
> send a notifier that ctime has to be updated. ext2 will also update
> mtime, reiserfs not.
>
> Is there a document describing the behaviour, to which I could point
> our filesystem experts ?
>
> Thorsten
>
> --
> Thorsten Kukuk http://www.suse.de/~kukuk/ kukuk@suse.de
> SuSE GmbH Deutschherrenstr. 15-19 D-90429 Nuernberg
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