linux-kernel - Re: [RFC] Rollback FS

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Message-ID: <CABjrhvq8WYUzv6DVewiincNkSH9rCC_-1RVEOop1QE8+e3dnig@mail.gmail.com>
Date:	Sun, 20 Oct 2013 21:19:34 +0800
From:	jiaweiwei <jiaweiwei.xiyou@...il.com>
To:	Levente Kurusa <levex@...ux.com>
Cc:	"Theodore Ts'o" <tytso@....edu>,
	Vyacheslav Dubeyko <slava@...eyko.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Harry Wei <harryxiyou@...il.com>
Subject: Re: [RFC] Rollback FS

On Sun, Oct 20, 2013 at 9:07 PM, Levente Kurusa <levex@...ux.com> wrote:
[...]
>> A good catch. Following ideas would be suitable.
>>
>> 1, Keep the blocks or inodes by a parameter we give.
>> 2, Keep the blocks or inodes for several seconds.
> Keep them where? On the HDD? We just deleted/moved that.

Delete/move a file with a parameter, which would keep the blocks or inodes
in-place. Or we would keep the blocks or inodes for several seconds.




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