Giant lock gone? (was: Re: ...focus, longevity, and lifecycle)
Dieter BSD
dieterbsd at engineer.com
Thu Jan 19 00:58:25 UTC 2012
> The original goal for 5.0 was to completely remove the Giant lock (and
> do other cool SMP-related stuff). Eventually it was realized that this
> was too big a goal to fully accomplish in 5.0 (albeit too late in the
> process) and the goal was changed to do the basic framework for the new
> SMP model; and lay the groundwork for "some things run under Giant for
> now, and we'll remove it from them ASAP." That actually turned out to
> last through 6, making 7 the realization of what 5.0 was supposed to be.
So you are saying that the Giant lock was completely removed in 7.0?
8.2 says:
atkbd0: [GIANT-LOCKED]
psm0: [GIANT-LOCKED]
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