linux-kernel - Re: [PATCH] docs cgroups: add another example size for hugetlb

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Message-ID: <20190530210404.GX374014@devbig004.ftw2.facebook.com>
Date:   Thu, 30 May 2019 14:04:04 -0700
From:   Tejun Heo <tj@...nel.org>
To:     Odin Ugedal <odin@...dal.com>
Cc:     Li Zefan <lizefan@...wei.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Jonathan Corbet <corbet@....net>,
        "open list:CONTROL GROUP (CGROUP)" <cgroups@...r.kernel.org>,
        "open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] docs cgroups: add another example size for hugetlb

On Thu, May 30, 2019 at 12:24:25AM +0200, Odin Ugedal wrote:
> Add another example to clarify that HugePages smaller than 1MB will
> be displayed using "KB", with an uppercased K (eg. 20KB), and not the
> normal SI prefix kilo (small k).
> 
> Because of a misunderstanding/copy-paste error inside runc
> (see https://github.com/opencontainers/runc/pull/2065), it tried
> accessing the cgroup control file of a 64kB HugePage using
> "hugetlb.64kB._____" instead of the correct "hugetlb.64KB._____".
> 
> Adding a new example will make it clear how sizes smaller than 1MB are
> handled.
> 
> Signed-off-by: Odin Ugedal <odin@...dal.com>

Applied to cgroup/for-5.2-fixes.

Thanks.

-- 
tejun