On 2013/12/31 18:12, Vegard Nossum wrote:
> (Oops, resend to restore Cc.)
>
> Hi,
>
> On 31 December 2013 09:32, Xishi Qiu <qiuxi...@huawei.com> wrote:
>> Add a new command-line kmemcheck value: kmemcheck=3 (disable the feature),
>> this is the same effect as CONFIG_KMEMCHECK disabled.
>> After doing this, we can enable/disable kmemcheck feature in one vmlinux.
>
> Could you please explain what exactly the difference is between the
> existing kmemcheck=0 parameter and the new kmemcheck=3?
>
> Thanks,
>
>
> Vegard
>
Hi Vegard,
kmemcheck=0: enable kmemcheck feature, but don't check the memory.
and the OS use only one cpu.(setup_max_cpus = 1)
kmemcheck=3: disable kmemcheck feature.
this is the same effect as CONFIG_KMEMCHECK disabled.
OS will use cpus as many as possible.
Thanks,
Xishi Qiu
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