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Date:   Thu, 28 Jun 2018 05:16:06 +0200
From:   "Luis R. Rodriguez" <mcgrof@kernel.org>
To:     Waiman Long <longman@redhat.com>
Cc:     "Luis R. Rodriguez" <mcgrof@kernel.org>,
        Kees Cook <keescook@chromium.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Jonathan Corbet <corbet@lwn.net>, linux-kernel@vger.kernel.org,
        linux-fsdevel@vger.kernel.org, linux-doc@vger.kernel.org,
        Al Viro <viro@zeniv.linux.org.uk>,
        Matthew Wilcox <willy@infradead.org>,
        "Eric W. Biederman" <ebiederm@xmission.com>,
        Takashi Iwai <tiwai@suse.de>, Davidlohr Bueso <dbueso@suse.de>
Subject: Re: [PATCH v8 1/5] ipc: IPCMNI limit check for msgmni and shmmni
Message-ID: <20180628031605.GJ21242@wotan.suse.de>
References: <1529317698-16575-1-git-send-email-longman@redhat.com>
 <1529317698-16575-2-git-send-email-longman@redhat.com>
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On Mon, Jun 18, 2018 at 06:28:14PM +0800, Waiman Long wrote:
> A user can write arbitrary integer values to msgmni and shmmni sysctl
> parameters without getting error, but the actual limit is really
> IPCMNI (32k). This can mislead users as they think they can get a
> value that is not real.
> 
> The right limits are now set for msgmni and shmmni so that the users
> will become aware if they set a value outside of the acceptable range.
> 
> Signed-off-by: Waiman Long <longman@redhat.com>

Acked-by: Luis R. Rodriguez <mcgrof@kernel.org>

  Luis