linux-kernel - Re: [PATCH 02/16] f2fs: add on-disk layout

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Date:	Fri, 05 Oct 2012 14:09:36 -0700
From:	Boaz Harrosh <openosd@...il.com>
To:	Dan Luedtke <mail@...rl.de>
CC:	김재극 <jaegeuk.kim@...sung.com>,
	viro@...iv.linux.org.uk, 'Theodore Ts'o' <tytso@....edu>,
	gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
	chur.lee@...sung.com, cm224.lee@...sung.com,
	jooyoung.hwang@...sung.com
Subject: Re: [PATCH 02/16] f2fs: add on-disk layout

On 10/05/2012 10:54 AM, Dan Luedtke wrote:
> On Fri, 2012-10-05 at 20:56 +0900, 김재극 wrote:
>> +	__le32 i_atime;			/* Access time */
>> +	__le32 i_ctime;			/* inode Change time */
>> +	__le32 i_mtime;			/* Modification time */
>> +	__le32 i_btime;			/* file creation time*/
> 
> It's probably to late, but have you considered using 64 bit timestamps?
> In LanyFS we use 64 bit and I'm very interested in reasoning for 32 bit
> timestamps.
> 

Yes and please don't make them millisecond resolution. This is a real headache.
>From the like of make to NFS to reboot/corruption recovery... the list is endless

Please make it nanoseconds resolution.

> Regards
> 
> Dan
> 

Thanks
Boaz
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