Messages in this thread | | | Date | Mon, 28 Mar 2011 14:06:25 -0700 | Subject | Re: XFS memory allocation deadlock in 2.6.38 | From | Michel Lespinasse <> |
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On Mon, Mar 28, 2011 at 7:58 AM, Sean Noonan <Sean.Noonan@twosigma.com> wrote: >> Regarding the deadlock: I am curious to see if it could be made to >> happen before 5ecfda041e4b4bd858d25bbf5a16c2a6c06d7272. Could you test >> what happens if you remove the MAP_POPULATE flag from your mmap call, >> and instead read all pages from userspace right after the mmap ? I >> expect you would then be able to trigger the deadlock before >> 5ecfda041e4b4bd858d25bbf5a16c2a6c06d7272. > > I still see the deadlock without MAP_POPULATE
Could you test if you see the deadlock before 5ecfda041e4b4bd858d25bbf5a16c2a6c06d7272 without MAP_POPULATE ?
-- Michel "Walken" Lespinasse A program is never fully debugged until the last user dies.
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