Re: Linux 2.4.19ac3rc3 on IBM x330/x340 SMP - "ps" time skew
From: Alan Cox <hidden>
Date: 2002-08-01 00:11:10
From: Alan Cox <hidden>
Date: 2002-08-01 00:11:10
On Thu, 2002-08-01 at 00:49, Dave Jones wrote:
On Thu, Aug 01, 2002 at 01:37:17AM +0100, Alan Cox wrote: > > Add a proper ABI now, and userspace can transition to it > > over the next 4 years. > > Which is what I've been talking to Ulrich about. I thought this was the idea behind sysconf(__SC_NPROCESSORS_CONF) ?
sysconf is implemented in glibc. Right now this is done by poking around in /proc/cpuinfo. The kernel doesn't export the data very nicely. With 2.5 and Rusty's hot swappable processors we need to export the data even more explicitly.