src-test2/sys/powerpc/include/runq.h, branch release/8.1.0 FreeBSD source tree https://cgit-dev.freebsd.org/src-test2/atom?h=release%2F8.1.0 2005-01-07T02:29:27Z /* -> /*- for license, minor formatting changes 2005-01-07T02:29:27Z Warner Losh imp@FreeBSD.org 2005-01-07T02:29:27Z urn:sha1:60727d8b86294910d41cbda1a50a855ea0537449 Move the "- 1" into the RQB_FFS(mask) macro itself so that 2002-06-20T06:21:20Z Peter Wemm peter@FreeBSD.org 2002-06-20T06:21:20Z urn:sha1:2f9267ec2327d71bca865a65fefdf1afa83c6778 implementations can provide a base zero ffs function if they wish. This changes #define RQB_FFS(mask) (ffs64(mask)) foo = RQB_FFS(mask) - 1; to #define RQB_FFS(mask) (ffs64(mask) - 1) foo = RQB_FFS(mask); On some platforms we can get the "- 1" for free, eg: those that use the C code for ffs64(). Reviewed by: jake (in principle) Make the run queue parameters machine dependent. Optimize 64 bit 2002-05-25T01:12:23Z Jake Burkholder jake@FreeBSD.org 2002-05-25T01:12:23Z urn:sha1:d2ac231616f04bd63795021f23d324351a24788b architectures by using a 64 bit word for the bit array which keeps track of non-empty queues. Reviewed by: peter