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SubjectRe: [PATCH] Implement barrier support for single device DM devices
On Tue, Feb 19, 2008 at 02:39:00AM +0000, Alasdair G Kergon wrote:
> > For example, how safe
> > xfs is if barriers are not supported or turned off?
> The last time we tried xfs with dm it didn't seem to notice -EOPNOTSUPP
> everywhere it should => recovery may find corruption.

Bug reports, please. What we don't know about, we can't fix.

As of this commit:;a=commit;h=0bfefc46dc028df60120acdb92062169c9328769

XFS should be handling all cases of -EOPNOTSUPP for barrier
I/Os. If you are still having problems, please let us know.


Dave Chinner
Principal Engineer
SGI Australian Software Group

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