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SubjectRe: [PATCH -v4 4/5] x86,smp: keep spinlock delay values per hashed spinlock address
On 01/27/2013 08:04 AM, Michel Lespinasse wrote:
> On Fri, Jan 25, 2013 at 11:18 AM, Rik van Riel <riel@redhat.com> wrote:
>> + u32 delay = (ent->hash == hash) ? ent->delay : MIN_SPINLOCK_DELAY;
>
> I still don't like the reseting of delay to MIN_SPINLOCK_DELAY when
> there is a hash collision.

I've been spending some time looking at this, because I am
not a fan either.

However, it seems to work and I failed to come up with
anything better. Therefore, I have left it as is in the
-v5 patch series.


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