linux-kernel - Re: slab corruption with current -git

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Date:   Sun, 09 Oct 2016 23:57:45 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     torvalds@...ux-foundation.org
Cc:     aconole@...hat.com, fw@...len.de, viro@...iv.linux.org.uk,
        akpm@...ux-foundation.org, axboe@...com, tytso@....edu,
        cl@...ux.com, pablo@...filter.org, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, netdev@...r.kernel.org,
        netfilter-devel@...r.kernel.org
Subject: Re: slab corruption with current -git

From: Linus Torvalds <torvalds@...ux-foundation.org>
Date: Sun, 9 Oct 2016 20:41:17 -0700

> Note that the "correct way" of doing list operations also almost
> inevitably is the shortest way by far, since it gets rid of all the
> special cases. So the patch looks nice. It gets rid of the magic
> "nf_set_hooks_head()" thing too, because once you do list following
> right, the head is no different from any other pointer in the list.

Perhaps we should have some "slist" primitives added to
include/linux/list.h but since the comparison differs for each user I
guess it's hard to abstract in a way that's generic and inlines
properly.

I'll start taking a look at your patch and this stuff as well, thanks
Linus.