On Tue, Mar 31, 2015 at 01:28:09PM -0400, Waiman Long wrote:
This patch is based on the code sent out by Peter Zijstra as partYeah, except we don't merge code without users, which is why such stuff
of his queue spinlock patch to provide a hashing function with open
addressing. The lfsr() function can be used to return a sequence of
numbers that cycle through all the bit patterns (2^n -1) of a given
bit width n except the value 0 in a somewhat random fashion depending
on the LFSR tap that is being used.
This code should be a standalone patch and not part of a larger
typically gets a lift on the larger series you mention.