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From: Adrian Hunter <adrian.hunter@nokia.com>
To: "jfraser@broadcom.com" <jfraser@broadcom.com>
Cc: Linux-MTD Mailing List <linux-mtd@lists.infradead.org>,
	naveen yadav <yad.naveen@gmail.com>
Subject: Re: open command fails in UBIFS when pass O_DIRECT Flag
Date: Thu, 16 Jul 2009 08:55:06 +0300	[thread overview]
Message-ID: <4A5EC0BA.30203@nokia.com> (raw)
In-Reply-To: <1247686043.26784.99.camel@chaos.ne.broadcom.com>

Jon Fraser wrote:
> Is this planned for the future?

Not at the moment.

> Is there any technical reason that prevents implementing direct IO?

Not that I can think of.  But memory mapping is probably better and
that is supported.

> 
> Jon Fraser
> Broadcom
> 
> On Wed, 2009-07-15 at 01:05 -0700, Adrian Hunter wrote:
>> naveen yadav wrote:
>>> I am using UBIFS file system, and i am able to read/write.
>>> But when i use O_DIRECT flag it fails in open command. will you pls
>>> let me know is it issue with UBIFS.
>> UBIFS does not support direct I/O, sorry.
>>
>> ______________________________________________________
>> Linux MTD discussion mailing list
>> http://lists.infradead.org/mailman/listinfo/linux-mtd/
>>
> 
> 
> 

      reply	other threads:[~2009-07-16  5:54 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-14 14:25 open command fails in UBIFS when pass O_DIRECT Flag naveen yadav
2009-07-15  8:05 ` Adrian Hunter
2009-07-15 19:27   ` Jon Fraser
2009-07-16  5:55     ` Adrian Hunter [this message]

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