Messages in this thread | | | Date | Sun, 20 Sep 2009 13:12:08 +0300 | From | Pekka Enberg <> | Subject | Re: [PATCH 1/3] slqb: Do not use DEFINE_PER_CPU for per-node data |
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Tejun Heo wrote: > Pekka Enberg wrote: >> On Fri, Sep 18, 2009 at 10:34 PM, Mel Gorman <mel@csn.ul.ie> wrote: >>> SLQB used a seemingly nice hack to allocate per-node data for the statically >>> initialised caches. Unfortunately, due to some unknown per-cpu >>> optimisation, these regions are being reused by something else as the >>> per-node data is getting randomly scrambled. This patch fixes the >>> problem but it's not fully understood *why* it fixes the problem at the >>> moment. >> Ouch, that sounds bad. I guess it's architecture specific bug as x86 >> works ok? Lets CC Tejun. > > Is the corruption being seen on ppc or s390?
On ppc.
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