Re: 2.5.70-bk16: nfs crash

viro@parcelfarce.linux.theplanet.co.uk
Thu, 12 Jun 2003 17:30:45 +0100


On Thu, Jun 12, 2003 at 09:23:45PM +0530, Dipankar Sarma wrote:

> Lockfree d_lookup() gives us significant benefits in larger
> SMP machines.

I wonder if they outweight debugging time wasted after any change...

Note that for vfsmounts proposed RCU patch had been utterly useless -
practically all improvements had been from separate lock for vfsmounts
(see akpm tree).
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