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Date:   Wed, 16 Jun 2021 16:57:40 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Amit Klein <aksecurity@gmail.com>
Cc:     linux-kernel@vger.kernel.org, stable@vger.kernel.org,
        Eric Dumazet <edumazet@google.com>, Willy Tarreau <w@1wt.eu>,
        "David S. Miller" <davem@davemloft.net>,
        Sasha Levin <sashal@kernel.org>
Subject: Re: [PATCH 5.4 175/244] inet: use bigger hash table for IP ID
 generation
Message-ID: <YMoRZDBIua3ionOW@kroah.com>
References: <20210512144743.039977287@linuxfoundation.org>
 <20210512144748.600206118@linuxfoundation.org>
 <CANEQ_++O0XVVdvynGtf37YCHSBT8CYHnUkK+VsFkOTqeqwOUtA@mail.gmail.com>
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On Wed, Jun 16, 2021 at 09:16:12AM +0200, Greg Kroah-Hartman wrote:
> On Wed, Jun 16, 2021 at 10:02:44AM +0300, Amit Klein wrote:
> >  Hi Greg et al.
> > 
> > I see that you backported this patch (increasing the IP ID hash table size)
> > to the newer LTS branches more than a month ago. But I don't see that it
> > was backported to older LTS branches (4.19, 4.14, 4.9, 4.4). Is this
> > intentional?
> 
> It applies cleanly to 4.19, but not the older ones.  If you think it is
> needed there for those kernels, please provide a working backport that
> we can apply.

It breaks the build on 4.19, which is why I didn't apply it there, so I
would need a working version for that tree as well.

thanks,

greg k-h