cvs commit: src/sys/kern init_main.c kern_thread.c
attilio at freebsd.org
Tue Mar 27 18:20:18 UTC 2007
2007/3/27, John Baldwin <jhb at freebsd.org>:
> jhb 2007-03-27 16:51:34 UTC
> FreeBSD src repository
> Modified files:
> sys/kern init_main.c kern_thread.c
> Align 'struct thread' on 16 byte boundaries so that the lower 4 bits are
> always 0. Previously we aligned threads on a minimum of 8-byte boundaries.
> Note: This changes the uma zone to no longer cache align threads. We
> really want the uma zone to do align threads to MAX(16, cache line size)
> but there currently isn't a good way to express that to uma.
We can workaround it using a function like:
(which would be the counter part of uma_set_align).
Its implementations is trivial.
Peace can only be achieved by understanding - A. Einstein
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