linux-kernel - Re: [PATCH] nextfd(2)

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Message-ID: <20120401223648.026b4087@pyramind.ukuu.org.uk>
Date:	Sun, 1 Apr 2012 22:36:48 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Alexey Dobriyan <adobriyan@...il.com>, akpm@...ux-foundation.org,
	viro@...iv.linux.org.uk, torvalds@...ux-foundation.org,
	drepper@...il.com, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] nextfd(2)

> > +	return -ESRCH;
> > +}
> 
> Interesting idea but what about using fdt->open_fds bitmap to have a
> fast search and less cache pollution 

I do wonder who needs this on a hot path versus just looking
in /proc/self ?

Alan
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