Messages in this thread | | | Subject | Re: [PATCH 24/25] r/o bind mounts: track number of mount writers | From | Dave Hansen <> | Date | Mon, 24 Sep 2007 15:06:42 -0700 |
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On Sun, 2007-09-23 at 23:17 -0700, Andrew Morton wrote: > It look like a false positive to me, but really, for a patchset of this > complexity and maturity I cannot fathom how it could have escaped any > lockdep testing.
I test with lockdep all the time. The problem was that lockdep doesn't complain until you have 8 nested locks, and I only tested on a 4-cpu system.
I lowered the lockdep nesting limit to 3, and got the warning on my machine.
-- Dave
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