linux-kernel - Re: [PATCH 5.4 175/244] inet: use bigger hash table for IP ID generation

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Date:   Thu, 17 Jun 2021 11:19:58 +0300
From:   Amit Klein <aksecurity@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Eric Dumazet <edumazet@...gle.com>, Willy Tarreau <w@....eu>,
        "David S. Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>
Subject: Re: [PATCH 5.4 175/244] inet: use bigger hash table for IP ID generation

I just sent a revised patch for 4.19.

On Wed, Jun 16, 2021 at 5:57 PM Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> 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