linux-kernel - Re: [PATCH v4 6/7] events: use get_unused_fd_flags(0) instead of get_unused

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Message-ID: <20131030202041.GS16117@laptop.programming.kicks-ass.net>
Date:	Wed, 30 Oct 2013 21:20:41 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Yann Droneaud <ydroneaud@...eya.com>
Cc:	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	linux-kernel@...r.kernel.org, viro@...iv.linux.org.uk
Subject: Re: [PATCH v4 6/7] events: use get_unused_fd_flags(0) instead of
 get_unused_fd()

On Wed, Oct 30, 2013 at 08:47:46PM +0100, Yann Droneaud wrote:
> This patch replaces calls to get_unused_fd() with equivalent call to
> get_unused_fd_flags(0) to preserve current behavor for existing code.
> 
> The hard coded flag value (0) should be reviewed on a per-subsystem basis,
> and, if possible, set to O_CLOEXEC.

And how am I supposed to know if that is 'possible'? You provide a total
number of 0 useful clues on how to determine this.


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