"David E. Cross" <cro...@cs.rpi.edu> writes: > Looking through the exception.s it appears that on entry to the > kernel an MP lock is obtained... I thought we had splX(); to > protect concurancy in the kernel.
Can someone explain to me why is SYSCALL_LOCK necessary ? It certainly seems to hurt system call performance on a MP machine. Also, is there any data on lock contention in FreeBSD ? Is anyone working on decomposing some of the giant locks ? -Arun To Unsubscribe: send mail to majord...@freebsd.org with "unsubscribe freebsd-hackers" in the body of the message