From: Eric Sandeen <sandeen@redhat.com>
To: Andreas Dilger <adilger@dilger.ca>
Cc: "Ted Ts'o" <tytso@mit.edu>,
ext4 development <linux-ext4@vger.kernel.org>
Subject: Re: [PATCH] mke2fs: use lazy inode init on some discard-able devices
Date: Tue, 21 Sep 2010 11:01:47 -0500 [thread overview]
Message-ID: <4C98D6EB.3040902@redhat.com> (raw)
In-Reply-To: <E586FDF0-22B6-4FCD-80EB-F33F851AE031@dilger.ca>
On 09/21/2010 12:15 AM, Andreas Dilger wrote:
> On Fri, Aug 20, 2010 at 04:41:14PM -0500, Eric Sandeen wrote:
>> If a device supports discard -and- returns 0s for discarded blocks,
>> then we can skip the inode table initialization -and- the inode table
>> zeroing at mkfs time, and skip the lazy init as well since they are
>> already zeroed out.
>
> Eric, do you have my patch for skipping the journal zeroing? If you
are already skipping the inode table zeroing (which is my bigger of a
deal) then you may as well skip zeroing the journal at the same time.
Hm good point. Might be in my ext4 folder somewhere ;)
-Eric
> Cheers, Andreas
prev parent reply other threads:[~2010-09-21 16:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-20 21:41 [PATCH] mke2fs: use lazy inode init on some discard-able devices Eric Sandeen
2010-08-23 10:49 ` Theodore Tso
2010-08-23 14:32 ` Eric Sandeen
2010-08-24 0:27 ` Andreas Dilger
2010-09-20 13:23 ` Ted Ts'o
2010-09-21 5:15 ` Andreas Dilger
2010-09-21 16:01 ` Eric Sandeen [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4C98D6EB.3040902@redhat.com \
--to=sandeen@redhat.com \
--cc=adilger@dilger.ca \
--cc=linux-ext4@vger.kernel.org \
--cc=tytso@mit.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.