From: William Lee Irwin III The sun4 port does not support SMP. Disable it via Kconfig. Signed-off-by: Andrew Morton --- 25-akpm/arch/sparc/Kconfig | 1 + 1 files changed, 1 insertion(+) diff -puN arch/sparc/Kconfig~sparc32-sun4-does-not-support-smp arch/sparc/Kconfig --- 25/arch/sparc/Kconfig~sparc32-sun4-does-not-support-smp 2004-08-04 22:38:29.838705408 -0700 +++ 25-akpm/arch/sparc/Kconfig 2004-08-04 22:38:29.842704800 -0700 @@ -221,6 +221,7 @@ config SUN_PM config SUN4 bool "Support for SUN4 machines (disables SUN4[CDM] support)" + depends on !SMP help Say Y here if, and only if, your machine is a sun4. Note that a kernel compiled with this option will run only on sun4. _