linux-kernel - Re: O_NONBLOCK with Ext2/3

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Message-ID: <4C118844.2020401@gmail.com>
Date:	Thu, 10 Jun 2010 18:50:12 -0600
From:	Robert Hancock <hancockrwd@...il.com>
To:	"Yedire, Sandeep" <syedire@...il.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: O_NONBLOCK with Ext2/3

On 06/10/2010 06:44 AM, Yedire, Sandeep wrote:
> Hi All,
> What is the effect  on filesystem blocks,data blocks if O_NONBLOCK
> flag is used with a test application doing write to a file(64MB) on
> NAND Flash.
> Can any one please let me know
> Regards,
> Sandeep.Yedire

O_NONBLOCK doesn't do anything on regular files, as far as I'm aware. 
It's only useful on sockets, serial ports/TTYs, etc.
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