Messages in this thread | | | Subject | Re: Please revert [PATCH] user of the jiffies rounding patch: Slab | From | Arjan van de Ven <> | Date | Sat, 28 Apr 2007 16:40:30 -0700 |
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On Sat, 2007-04-28 at 16:35 -0700, Christoph Lameter wrote:
> Hmmm... Yes but that looks like it comes from a different function. Slab > calls > > __round_jiffies_relative(HZ, cpu)) > > And its description says: > > /** > * > * The exact rounding is skewed for each processor to avoid all > * processors firing at the exact same time, which could lead > * to lock contention or spurious cache line bouncing.
> This is exactly the wrong thing to do.
is it?
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