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Date:   Sun, 16 Aug 2020 12:30:23 -0700
From:   Pascal Bouchareine <>
To:     Eric Dumazet <>
Cc:,,, "David S. Miller" <>,
        Jakub Kicinski <>,
        Andrew Morton <>,
        Alexey Dobriyan <>,
        Al Viro <>
Subject: Re: [PATCH 2/2] net: socket: implement SO_DESCRIPTION

On Sun, Aug 16, 2020 at 11:15 AM Eric Dumazet <> wrote:
> 1) You also ignored what would happen at accept() time.
> Please test your patches with ASAN.

Ouch, I will look into it - thanks for pointing that out & 3/

> 2) Also, why is that description specific to sockets ?

fcntl on struct file was deemed too intrusive - as far as fds are
concerned, regular files and pipes have names and local processes to
match against anyway
we're left with mostly remote targets - one example was to preserve
target host names after resolution (alas, I don't think there's a
clean flow to hook that transparently)

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