svn commit: r254787 - head/sys/kern

[Dmitry Morozovsky]

On Sat, 24 Aug 2013, Alexander Motin wrote:

> > > > >     Remove locking from taskqueue_member().  The list of threads is
> > 
> > Ah, so IIUC, it does not depend on other changes and could be tested on 
> > stock stable/9 right now?  If so, I'd merge this to our tinderbox/poudriere 
> > builder and test.
> 
> Yes, it is completely independent. Please, welcome. I am just not sure whether
> you notice much difference unless you have really a lot of IOPS. On my tests
> doing 90K IOPS over bunch of SSDs I've measured difference of several
> percents.

Yes, this is not a case of a builder, as most of IOSP is done in tmpfs (BTW, 
doesn't this lock appliy there as well?)

OTOH, we have a couple of iSCSI storages where this could be useable too...

-- 
Sincerely,
D.Marck                                     [DM5020, MCK-RIPE, DM3-RIPN]
[ FreeBSD committer:                                 marck at FreeBSD.org ]
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*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck at rinet.ru ***
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