svn commit: r224217 - in head/sys: amd64/include ia64/include mips/conf sys

[Pan Tsu]

Attilio Rao <attilio at FreeBSD.org> writes:

> Author: attilio
> Date: Tue Jul 19 13:00:30 2011
> New Revision: 224217
> URL: http://svn.freebsd.org/changeset/base/224217
>
> Log:
>   Bump MAXCPU for amd64, ia64 and XLP mips appropriately.
>   From now on, default values for FreeBSD will be 64 maxiumum supported
>   CPUs on amd64 and ia64 and 128 for XLP. All the other architectures
>   seem already capped appropriately (with the exception of sparc64 which
>   needs further support on jalapeno flavour).
>   
>   Bump __FreeBSD_version in order to reflect KBI/KPI brekage introduced
>   during the infrastructure cleanup for supporting MAXCPU > 32. This
>   covers cpumask_t retiral too.
>   
>   The switch is considered completed at the present time, so for whatever
>   bug you may experience that is reconducible to that area, please report
>   immediately.
>   
>   Requested by:	marcel, jchandra
>   Tested by:	pluknet, sbruno
>   Approved by:	re (kib)
>
> Modified:
>   head/sys/amd64/include/param.h
>   head/sys/ia64/include/param.h
>   head/sys/mips/conf/XLP
>   head/sys/mips/conf/XLP64
>   head/sys/mips/conf/XLPN32
>   head/sys/sys/param.h
>
> Modified: head/sys/amd64/include/param.h
> ==============================================================================
> --- head/sys/amd64/include/param.h	Tue Jul 19 12:41:57 2011	(r224216)
> +++ head/sys/amd64/include/param.h	Tue Jul 19 13:00:30 2011	(r224217)
> @@ -65,7 +65,7 @@
>  
>  #if defined(SMP) || defined(KLD_MODULE)
>  #ifndef MAXCPU
> -#define MAXCPU		32
> +#define MAXCPU		64
>  #endif
>  #else
>  #define MAXCPU		1

Do you plan to bump MEMSTAT_MAXCPU, too?

  $ vmstat -z
  vmstat: memstat_sysctl_uma: Too many CPUs
  $ vmstat -m
  vmstat: memstat_sysctl_malloc: Too many CPUs

  $ sysctl kern. | grep smp.\*cpus
  kern.smp.maxcpus: 64
  kern.smp.cpus: 2