diff options
Diffstat (limited to 'init')
| -rw-r--r-- | init/main.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/init/main.c b/init/main.c index d3bcb3b1162..cc0653ec081 100644 --- a/init/main.c +++ b/init/main.c @@ -146,9 +146,14 @@ static unsigned int __initdata max_cpus = NR_CPUS; * greater than 0, limits the maximum number of CPUs activated in * SMP mode to <NUM>. */ +#ifndef CONFIG_X86_IO_APIC +static inline void disable_ioapic_setup(void) {}; +#endif + static int __init nosmp(char *str) { max_cpus = 0; + disable_ioapic_setup(); return 0; } @@ -157,10 +162,13 @@ early_param("nosmp", nosmp); static int __init maxcpus(char *str) { get_option(&str, &max_cpus); - return 1; + if (max_cpus == 0) + disable_ioapic_setup(); + + return 0; } -__setup("maxcpus=", maxcpus); +early_param("maxcpus=", maxcpus); #else #define max_cpus NR_CPUS #endif |