Re: CVS commit: src/sys

[Andrew Doran <ad%netbsd.org@localhost>]

On Sun, Feb 22, 2009 at 10:16:18PM +0000, David Laight wrote:
> On Sun, Feb 22, 2009 at 08:10:25PM +0000, Andrew Doran wrote:
> > 
> > - Flush inode atime updates every ~10 seconds (this makes most sense with
> >   logging). Presently they didn't hit the disk for read-only files or
> >   devices until the file system was unmounted.
> 
> For read-only devices/mounts should inode updates happen at all?
> I would rather hope than a readonly mount wouldn't event try
> a physical write.

I didn't phrase that very well. I mean if you only read a file but never
dirty it, the atime update won't go out until unmount. Since writing the
original mail I learned that sync() won't even push it. This is now fixed.
The same issue also affected device nodes.

Thanks,
Andrew