Subject: Re: uvn_flush: WARNING: changes to page may be lost!
To: Chuck Silvers <>
From: Bang Jun-Young <>
List: current-users
Date: 04/30/2001 14:28:43
Chuck Silvers wrote:
> this message means that there was some file data cached in the kernel,
> and the i/o to write that data to disk failed, so that data was lost.
> the error was 45, which is "EOPNOTSUPP".  I don't know what that error
> means in this context, and I've been getting the same error myself
> with a 1.5T-vintage kernel, but I thought that was due to some other
> changes I've been working on.  I guess it's not that after all.
> do you have a way of triggering this problem on demand,
> or is it an occasional thing?

I have the same problem with my Tbird machine (-current). It seems to
occur more frequently when softdep is enabled.


Bang Jun-Young <>