linux-kernel - Re: [PATCH] ucount: Fix wrong inotify ucounts in /proc/sys/user

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Message-ID: <87o8s3jskc.fsf@nanos.tec.linutronix.de>
Date:   Tue, 07 Apr 2020 16:09:39 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Jan Kara <jack@...e.cz>
Cc:     Andrei Vagin <avagin@...il.com>,
        LKML <linux-kernel@...r.kernel.org>, Jan Kara <jack@...e.cz>,
        stable@...r.kernel.org
Subject: Re: [PATCH] ucount: Fix wrong inotify ucounts in /proc/sys/user

Jan Kara <jack@...e.cz> writes:
> Commit 769071ac9f20 "ns: Introduce Time Namespace" broke reporting of
> inotify ucounts (max_inotify_instances, max_inotify_watches) in
> /proc/sys/user because it has added UCOUNT_TIME_NAMESPACES into enum
> ucount_type but didn't properly update reporting in
> kernel/ucount.c:setup_userns_sysctls(). Update the reporting to fix the
> issue and also add BUILD_BUG_ON to catch a similar problem in the
> future.

Just merged that:

  https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?h=timers/urgent&id=eeec26d5da8248ea4e240b8795bb4364213d3247

Could you please send a patch with just the build bug on ?

Thanks,

        tglx