From: Stanislav Brabec <sbrabec@suse.cz>
To: Karel Zak <kzak@redhat.com>
Cc: util-linux@vger.kernel.org
Subject: Re: [PATCH] libmount: run btrfs subvol checks for "auto" fs type
Date: Mon, 1 Feb 2016 16:20:30 +0100 [thread overview]
Message-ID: <56AF77BE.5030601@suse.cz> (raw)
In-Reply-To: <20160201111815.wilhso7klaiy6cio@ws.net.home>
Karel Zak wrote:
> It's safe, but "mount -a" is going to call the btrfs ioctl or each
> "auto" fstab entry :-)
>
I am aware of it. Guessing what is more effective: search for all
candidates in mountinfo and checking whether it is btrfs, or blindly
issuing ioctl() that will:
- quickly fail with EINVAL for non-btrfs
- wil be needed for btrfs anyway
--
Best Regards / S pozdravem,
Stanislav Brabec
software developer
---------------------------------------------------------------------
SUSE LINUX, s. r. o. e-mail: sbrabec@suse.com
Lihovarská 1060/12 tel: +49 911 7405384547
190 00 Praha 9 fax: +420 284 084 001
Czech Republic http://www.suse.cz/
PGP: 830B 40D5 9E05 35D8 5E27 6FA3 717C 209F A04F CD76
next prev parent reply other threads:[~2016-02-01 15:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-26 20:59 [PATCH] libmount: run btrfs subvol checks for "auto" fs type Stanislav Brabec
2016-02-01 11:18 ` Karel Zak
2016-02-01 15:20 ` Stanislav Brabec [this message]
2016-02-02 10:00 ` Karel Zak
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=56AF77BE.5030601@suse.cz \
--to=sbrabec@suse.cz \
--cc=kzak@redhat.com \
--cc=util-linux@vger.kernel.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox