Date: Wed, 27 Oct 2010 16:37:38 +0000 From: David Xu <davidxu@freebsd.org> To: Pawel Jakub Dawidek <pjd@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Garrett Cooper <gcooper@freebsd.org> Subject: Re: svn commit: r214409 - head/sys/kern Message-ID: <4CC85552.2020100@freebsd.org> In-Reply-To: <20101027082122.GD1848@garage.freebsd.pl> References: <201010270232.o9R2Wsu3084553@svn.freebsd.org> <AANLkTi=2dTVmB8Goj%2BNXq4F6SmZBNS3bxn8gLjmQ%2BdfV@mail.gmail.com> <4CC803A8.3040602@freebsd.org> <20101027082122.GD1848@garage.freebsd.pl>
next in thread | previous in thread | raw e-mail | index | archive | help
Pawel Jakub Dawidek wrote: > On Wed, Oct 27, 2010 at 10:49:12AM +0000, David Xu wrote: >> I really hate to see such a problem that userland can not figure out >> what kernel is using, I try hardly to guess, but still can not find >> what it is using. yes, I think the doc may need to be fixed or >> another syscall is needed. > > Maybe you could just add sysctl and eventually put it into sysconf(3)? > I just found a dirty method, use sizeof(long) and kern.smp.maxcpus 32 to figure out the size the kernel is using, because it is how cpuset_t is constructed, wish it will never be changed. ;-)
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4CC85552.2020100>