linux/arch/sparc64
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>
2007-10-17 16:24:55 -07:00
..
boot [SPARC64]: Add .gitignore file for sparc64 boot images. 2006-02-05 00:15:11 -08:00
kernel Merge branch 'for-linus' of git://git.kernel.dk/data/git/linux-2.6-block 2007-10-17 09:08:13 -07:00
lib [SPARC64]: Implement atomic backoff. 2007-10-17 16:24:55 -07:00
math-emu [SPARC64] math-emu: Delete debugging printk left by previous commit. 2006-03-20 01:13:53 -08:00
mm fix memory hot remove not configured case. 2007-10-16 09:43:02 -07:00
oprofile [PATCH] Move Kprobes and Oprofile to "Instrumentation Support" menu 2005-11-07 07:53:35 -08:00
prom [SPARC64]: Fix lockdep, particularly on SMP. 2007-09-16 11:51:15 -07:00
solaris remove include/asm-*/ipc.h 2007-10-17 08:42:55 -07:00
defconfig [SPARC64]: Update defconfig. 2007-10-13 21:54:12 -07:00
Kconfig KCONFIG: Make "Instrumentation support" non-EXPERIMENTAL 2007-10-17 08:42:47 -07:00
Kconfig.debug Replace CONFIG_SOFTWARE_SUSPEND with CONFIG_HIBERNATION 2007-07-29 16:45:38 -07:00
Makefile kbuild: enable 'make AFLAGS=...' to add additional options to AS 2007-10-15 21:59:31 +02:00