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From: Nilay Vaish <nilayvaish@gmail.com>
Date: Thu, 28 Jul 2016 00:57:45 -0500
Message-ID: <CACbG3091Q_tv2W8ToK05g-nOPK+HA31_Qn3tyS6McGGDZ0T_HQ@mail.gmail.com>
Subject: Re: [PATCH 20/32] magic number for rscctrl file system
To: Fenghua Yu <fenghua.yu@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
        "H. Peter Anvin" <h.peter.anvin@intel.com>,
        Tony Luck <tony.luck@intel.com>, Tejun Heo <tj@kernel.org>,
        Borislav Petkov <bp@suse.de>, Stephane Eranian <eranian@google.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Marcelo Tosatti <mtosatti@redhat.com>,
        David Carrillo-Cisneros <davidcc@google.com>,
        Ravi V Shankar <ravi.v.shankar@intel.com>,
        Vikas Shivappa <vikas.shivappa@linux.intel.com>,
        Sai Prakhya <sai.praneeth.prakhya@intel.com>,
        linux-kernel <linux-kernel@vger.kernel.org>, x86 <x86@kernel.org>
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On 12 July 2016 at 20:02, Fenghua Yu <fenghua.yu@intel.com> wrote:
> From: Fenghua Yu <fenghua.yu@intel.com>
>
> Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
> Reviewed-by: Tony Luck <tony.luck@intel.com>
> ---
>  include/uapi/linux/magic.h | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/include/uapi/linux/magic.h b/include/uapi/linux/magic.h
> index 546b388..655036a 100644
> --- a/include/uapi/linux/magic.h
> +++ b/include/uapi/linux/magic.h
> @@ -57,6 +57,8 @@
>  #define CGROUP_SUPER_MAGIC     0x27e0eb
>  #define CGROUP2_SUPER_MAGIC    0x63677270
>
> +#define RDTGROUP_SUPER_MAGIC   0x7655821
> +
>
>  #define STACK_END_MAGIC                0x57AC6E9D


Just for my information, can you tell me how did you choose the magic number?

--
Nilay