Bad file access on the rise

[Colin Walters]

On Fri, 2013-06-07 at 22:14 +0200, Miloslav Trmač wrote:
> On Fri, Jun 7, 2013 at 10:05 PM, Colin Walters <walters at verbum.org> wrote:
> > On Fri, 2013-06-07 at 20:42 +0100, Matthew Garrett wrote:
> >
> >> Without further analysis, it doesn't tell us much. Does the code attempt
> >> to open a file O_NOATIME and then fall back to trying it without?
> >
> > It's likely:
> > https://bugzilla.gnome.org/show_bug.cgi?id=680326
> 
> Is there any more rationale for the change available?

http://lwn.net/Articles/244829/

> and the line in the sand between updatedb and thumbnail generation
> admittedly isn't all that clear.)

Right.

I guess we really want O_NOATIME_IF_POSSIBLE.  Although I wonder if
there's any reason not to just silently ignore O_NOATIME if it's not
permitted, rather than force apps to double open().