Re: [PATCH 2/3] inotify: do not BUG on idr entries at inotifydestruction

From: Eric Paris
Date: Mon Aug 24 2009 - 15:32:50 EST

On Mon, 2009-08-24 at 12:23 -0700, Linus Torvalds wrote:
> On Mon, 24 Aug 2009, Eric Paris wrote:
> >
> > You suspect correctly. :( I'll fix in my tree before I request a
> > pull....
> Can you change the WARN() to a WARN_ONCE() too.
> Generally, we prefer the "ONCE" variant if there isn't some intrisic
> reason why we'd want to know about each event. If there is some load that
> triggers this, do you care about _how_many_times_ it happens, or about the
> fact that it happens in the first place? In this case, I think it's the
> "happens in the first place" case - once you see it a single time, the
> rest of the reports aren't that interesting.
> And using the ONCE thing means that we know it's not going to spam the
> logs.


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