Christoph Hellwig wrote:
On Sun, Jan 28, 2007 at 08:52:25AM -0800, Martin J. Bligh wrote:
Mmm. not wholly convinced that's true. Whilst i don't have lockmeter
stats to hand, the heavy time in __d_lookup seems to indicate we may
still have a problem to me. I guess we could move the spinlocks out
of line again to test this fairly easily (or get lockmeter upstream).
We definitly should get lockmeter in. Does anyone volunteer for doing
the cleanup and merged?
On second thoughts .. I don't think it'd actually work for this since
the locks aren't global. Not that it shouldn't be done anyway, but ...
ISTR we still thought dcache scalability was a significant problem last
time anyone looked at it seriously - just never got fixed. Dipankar?
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