On 2014-09-01, Wang Long <long.wangl...@huawei.com> wrote: > > Hi,all > > In kernel 3.17-rc2, when i set CONFIG_HAVE_SMP = y and CONFIG_SMP_ON_UP = y > in .config file. the secondary core can not boot. > > when i set CONFIG_HAVE_SMP = y and CONFIG_SMP_ON_UP = n in .config file, > the secondary core can boot. > > But this does not happen in kernel 3.10 lts kernel, Whether the > CONFIG_SMP_ON_UP is set yes or no ,the secondary core can boot. > > Does the meaning of CONFIG_SMP_ON_UP changed or this is a bug in > kernel3.17-rc2 ?
Update qemu to at least 2.0. qemu of older version fails to smp-boot Linux 3.12+ with CONFIG_SMP_ON_UP enabled. -Leon -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
