From: Edward Shishkin <edward.shishkin@gmail.com>
To: Ivan Shapovalov <intelfx100@gmail.com>, reiserfs-devel@vger.kernel.org
Subject: Re: reiser4: FITRIM ioctl -- how to grab the space?
Date: Sat, 02 Aug 2014 18:40:57 +0200 [thread overview]
Message-ID: <53DD1499.5040601@gmail.com> (raw)
In-Reply-To: <53DABD4E.1000905@gmail.com>
On 08/01/2014 12:03 AM, Edward Shishkin wrote:
> grab_space() is only for processes which require disk space (including
> wandered blocks). For example ->read() modifies a superblock (atime),
^superblock^ stat_data (on-disk inode)
> which should be written via journal. So ->read() grab 1 block, etc.
>
prev parent reply other threads:[~2014-08-02 16:40 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-31 20:47 reiser4: FITRIM ioctl -- how to grab the space? Ivan Shapovalov
2014-07-31 22:03 ` Edward Shishkin
2014-07-31 22:16 ` Ivan Shapovalov
[not found] ` <53DACEE9.8000802@gmail.com>
2014-08-10 18:52 ` Ivan Shapovalov
2014-08-10 19:48 ` Edward Shishkin
2014-08-10 20:37 ` Ivan Shapovalov
2014-08-10 23:29 ` Edward Shishkin
2014-08-11 9:39 ` Ivan Shapovalov
2014-08-16 0:44 ` Ivan Shapovalov
2014-08-16 8:09 ` Edward Shishkin
2014-08-16 8:23 ` Edward Shishkin
2014-08-16 11:27 ` Ivan Shapovalov
2014-08-16 13:35 ` Edward Shishkin
2014-08-16 17:05 ` Ivan Shapovalov
2014-08-16 20:13 ` Edward Shishkin
2014-08-16 11:17 ` Ivan Shapovalov
2014-08-16 12:15 ` Edward Shishkin
2014-08-16 17:02 ` Ivan Shapovalov
2014-08-16 19:54 ` Edward Shishkin
2014-08-02 16:40 ` Edward Shishkin [this message]
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