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authorDavid S. Miller <davem@sunset.davemloft.net>2007-10-15 16:41:44 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-17 16:24:55 -0700
commit24f287e412ae90de8d281543c8b1043b6ed6c019 (patch)
treeeb69803d187d35fd9e90c1428952c0ed5a0970c1 /include/acpi/acpi_bus.h
parentd85714d81cc0408daddb68c10f7fd69eafe7c213 (diff)
[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>
Diffstat (limited to 'include/acpi/acpi_bus.h')
0 files changed, 0 insertions, 0 deletions