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SubjectRe: No, really, stop trying to delete slab until you've finished making slub perform as well
Pekka Enberg wrote:
>
> This patch hard locks on my 2-way 64-bit x86 machine (sysrq doesn't
> respond) when I run hackbench.
At that point we take the listlock and then the slab lock which is a
lock inversion if we do not use a trylock here. Crap.

Hmmm.. The code already goes to the next slab if an earlier one is
already locked. So I do not see how the large partial lists could be
generated.




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