linux-kernel - Re: [PATCH 51/79] namei: remove restrictions on nesting depth

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Message-ID: <20150506072406.GX889@ZenIV.linux.org.uk>
Date:	Wed, 6 May 2015 08:24:07 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	NeilBrown <neilb@...e.de>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Christoph Hellwig <hch@...radead.org>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 51/79] namei: remove restrictions on nesting depth

On Wed, May 06, 2015 at 12:55:28PM +1000, NeilBrown wrote:

> > -	if (unlikely(current->total_link_count >= 40)) {
> > +	if (unlikely(current->total_link_count >= MAXSYMLINKS)) {
> 
> There is still a literal '40' in follow_automount.
> 
>         current->total_link_count++;
>         if (current->total_link_count >= 40)
>                 return -ELOOP;
> 
> 
> should that become MAXSYMLINKS too?

Yes, assuming we want to keep it at all...
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