linux-kernel - Re: [RFC 1/1] proc: constify seq

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Date:	Mon, 30 Jun 2014 13:39:39 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Fabian Frederick <fabf@...net.be>
Cc:	linux-kernel@...r.kernel.org, joe@...ches.com
Subject: Re: [RFC 1/1] proc: constify seq_operations

On Mon, 30 Jun 2014 21:03:17 +0200 Fabian Frederick <fabf@...net.be> wrote:

> proc_uid_seq_operations, proc_gid_seq_operations and proc_projid_seq_operations
> are only called in proc_id_map_open with seq_open as
> const struct seq_operations so we can constify the 3 structures and update
> proc_id_map_open prototype.

There are an absolutely enormous number of places where we could
constify things.  For sheer sanity's sake I'm not inclined to churn the
code in this way unless a patch provides some sort of runtime benefit. 
And this particular patch doesn't appear to change the generated code
at all.


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