2 Commits (4d2b165eca960ae12767a6334c51416dca45756c)

Author	SHA1	Message	Date
David S. Miller	0aa031d9e0	[SPARC64]: Fix BACKOFF_SPIN on non-SMP. ... It can't be just empty, it has to at least branch back to 'label'. Signed-off-by: David S. Miller <davem@davemloft.net>	18 years ago
David S. Miller	24f287e412	[SPARC64]: Implement atomic backoff. ... When the cpu count is high and contention hits an atomic object, the processors can synchronize such that some cpus continually get knocked out and cannot complete the atomic update. So implement an exponential backoff when SMP. Signed-off-by: David S. Miller <davem@davemloft.net>	18 years ago