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From:   Jakub Kicinski <kuba@kernel.org>
To:     Eric Dumazet <edumazet@google.com>
Cc:     SeongJae Park <sjpark@amazon.com>,
        David Miller <davem@davemloft.net>,
        SeongJae Park <sjpark@amazon.de>,
        Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
        Florian Westphal <fw@strlen.de>,
        "Paul E. McKenney" <paulmck@kernel.org>,
        netdev <netdev@vger.kernel.org>, rcu@vger.kernel.org,
        LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4] net/ipv4/inet_fragment: Batch fqdir destroy works
Message-ID: <20201212151125.1d8074a4@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
In-Reply-To: <CANn89iKGU6_OusKfXeoT0hQN2kto2RF_RpL3GNBeB54iqvqvXw@mail.gmail.com>
References: <20201211112405.31158-1-sjpark@amazon.com>
        <CANn89iKGU6_OusKfXeoT0hQN2kto2RF_RpL3GNBeB54iqvqvXw@mail.gmail.com>
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On Fri, 11 Dec 2020 15:36:53 +0100 Eric Dumazet wrote:
> On Fri, Dec 11, 2020 at 12:24 PM SeongJae Park <sjpark@amazon.com> wrote:
> > From: SeongJae Park <sjpark@amazon.de>
> >
> > On a few of our systems, I found frequent 'unshare(CLONE_NEWNET)' calls
> > make the number of active slab objects including 'sock_inode_cache' type
> > rapidly and continuously increase.  As a result, memory pressure occurs.
> 
> Reviewed-by: Eric Dumazet <edumazet@google.com>
> 
> Jakub or David might change the patch title, no need to resend.

"inet: frags: batch fqdir destroy works" it is.

Applied, thanks!