diff options
Diffstat (limited to 'src/boot/hardwaremain.c')
| -rw-r--r-- | src/boot/hardwaremain.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/boot/hardwaremain.c b/src/boot/hardwaremain.c index 1443727948..0477253ec4 100644 --- a/src/boot/hardwaremain.c +++ b/src/boot/hardwaremain.c @@ -68,8 +68,11 @@ static struct mem_range *get_ramsize(void) mem = sizeram(); } if (!mem) { - printk_err("No memory size information!\n"); - for(;;); + printk_emerg("No memory size information!\n"); + for(;;) { + /* Ensure this loop is not optimized away */ + asm volatile("":/* outputs */:/*inputs */ :"memory"); + } } return mem; } @@ -120,9 +123,9 @@ static void wait_for_other_cpus(void) printk_debug("All AP CPUs stopped\n"); } -#else /* SMP */ +#else /* CONIFG_SMP */ #define wait_for_other_cpus() do {} while(0) -#endif /* SMP */ +#endif /* CONFIG_SMP */ void hardwaremain(int boot_complete) { |