Messages in this thread | | | Date | Thu, 19 Feb 2004 16:34:55 -0800 | From | Tim Hockin <> | Subject | Re: sysconf - exposing constants to userspace |
| |
On Thu, Feb 19, 2004 at 07:29:45PM -0500, Jeff Sipek wrote: > If I understand the original post correctly, the numbers that we don't make > available to userspace are compile time constants. For example, since I can't > think of anything better, NR_CPUS. It is set during the config process, but > one cannot read the number from userspace while running that kernel. I know > that there are better examples, but I just can't think of any at the moment. > > If I missed the point of the original post, please ignore me.
No, you got it. BUt I was specifically thinking of POSIX sysconf stuff, like NGROUPS_MAX. See <linux/limits.h>.
-- Tim Hockin Sun Microsystems, Linux Software Engineering thockin@sun.com All opinions are my own, not Sun's - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |