[ Thanks to SMK for this link.
]
“From the ‘Unlocking Linux’ files:
“The first release candidate for the upcoming Linux 2.6.38
kernel is now out and it could further improve Linux
performance.“With 2.6.37, the Big Kernel Lock (BKL) was removed, but
apparently there is at least one more big global lock that needed
to come out. In 2.6.38 there is a new RCU (Read/Copy/Update)-based
path name looku”