Kernel code quotes

Here we're collecting some funny quotes from the linux kernel code

---

So... these "amateur" devices are hopeless.

from linux-2.6.24-rc5/net/ipv4/arp.c:arp_constructor()

---

/* This code sucks.  But you should have seen it before! --RR */

from linux-2.6.23/net/ipv4/route.c

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static void dn_long_error_report(struct neighbour *neigh, struct sk_buff *skb)
{
        printk(KERN_DEBUG "dn_long_error_report: called\n");
        kfree_skb(skb);
}

from linux-2.6.23/net/decnet/dn_neigh.c

---

/* Unfortunately we don't support this one.  Any brave souls? */

from linux-2.6.23/include/linux/skbuff.h:skb_forward_csum()

---

#define IT_ID_SET       1
#define IT_ID_NOT_SET   0

from linux-2.6.23/kernel/posix-timers.c

---

 * "I ask you, have you ever known what it is to be an orphan?"
 */
static int will_become_orphaned_pgrp(...

from linux-2.6.23/kernel/exit.c

---

#ifndef I_WISH_WORLD_WERE_PERFECT

/* It is not :-( ...

from linux-2.6.23/net/ipv4/ip_gre.c:ipgre_err()

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weird, but documented

from linux-2.6.23/net/packet/af_packet.c:packet_create()

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What the above comment does talk about? --ANK(980817)

from linux-2.6.23/net/unix/af_unix.c:unix_release_sock()

---

static inline int sk_hashed(const struct sock *sk)
{
        return !sk_unhashed(sk);
}

from linux-2.6.23/include/net/sock.h

---

Instead of using a dedicated spinlock, we (ab)use inetsw_lock

from linux-2.6.23/net/ipv4/af_inet.c:build_ehash_secret()