On Wed, Jul 02, 2014 at 10:30:03AM -0700, Jason Low wrote: > Would potentially reducing the size of the rw semaphore structure by 32 > bits (for all architectures using optimistic spinning) be a nice > benefit?
Possibly, although I had a look at the mutex structure and we didn't have a hole to place it in, unlike what you found with the rwsem.
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