Re: [PATCH][RFC]: mutex: adaptive spin

From: Gregory Haskins
Date: Tue Jan 06 2009 - 08:07:49 EST


Ingo Molnar wrote:
> There's no time or spin-rate based heuristics in this at all (i.e. these
> mutexes are not 'adaptive' at all!),

FYI: The original "adaptive" name was chosen in the -rt implementation
to reflect that the locks can adaptively spin or sleep, depending on
conditions. I realize this is in contrast to the typical usage of the
term when it is in reference to the spin-time being based on some
empirical heuristics, etc as you mentioned. Sorry for the confusion.

Regards,
-Greg

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