linux-kernel - Re: [RFC][PATCH 0/4] Check O_* flags set with fcntl() on anon

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Date:	Sat, 13 Feb 2010 16:40:50 -0800 (PST)
From:	Davide Libenzi <davidel@...ilserver.org>
To:	Matt Helsley <matthltc@...ibm.com>
cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC][PATCH 0/4] Check O_* flags set with fcntl() on anon_inode
 files.

On Sat, 13 Feb 2010, Matt Helsley wrote:

> anon_inode interfaces often do not support flags that can be set
> by fcntl(). Right now using fcntl() to set these flags falsely
> reports success for things like O_ASYNC yet SIGIO is not delivered.
> 
> I relied on the flags allowed by the syscalls that create
> these files to determine the flags that are allowed to be set by
> fcntl().
> 
> Each patch checks flags for one anonymous inode interface:
> 
> [PATCH 1/4] signalfd
> [PATCH 2/4] timerfd
> [PATCH 3/4] epoll
> [PATCH 4/4] eventfd

The whole serie ...

Acked-by: Davide Libenzi <davidel@...ilserver.org>


- Davide


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