Somewhat more systematic document: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=Documentation/memory-barriers.txt;h=2759f7c188f0cd

Somewhat more systematic document: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=Documentation/memory-barriers.txt;h=2759f7c188f0cd9232ce10122d3dd6595b4f0d30;hb=HEAD http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6...