All of lore.kernel.org
 help / color / mirror / Atom feed
From: Anand Jain <Anand.Jain@oracle.com>
To: Eric Sandeen <sandeen@redhat.com>,
	linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: [PATCH 0/3] btrfs-progs: remove full /dev scanning
Date: Thu, 21 Aug 2014 16:44:59 +0800	[thread overview]
Message-ID: <53F5B18B.1030801@oracle.com> (raw)
In-Reply-To: <53F51F4D.2090203@redhat.com>



  A long time back there was an attempt to remove it but
  this avoided it. Pls ref to the link in this discussion.

  https://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg27272.html

Thanks, Anand

On 08/21/2014 06:21 AM, Eric Sandeen wrote:
> btrfs fileystem show and btrfs device scan today both have
> the "-d" option to scan everything under /dev.  But we also
> have a mechanism to scan everything in /proc/partitions, which
> should always be sufficient.
>
> If anyone knows why we'd find something deep under /dev but
> not in /proc/partitions, speak now or forever hold your peace...
>
> Tested this by running through a matrix of -d, -m, or "" args
> for show/scan, for a 2-device fs, with and without a symlinked
> device, with and without a symlinked mountpoint.  All output was
> identical.
>
> Thanks,
> -Eric
> --
> To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>

  parent reply	other threads:[~2014-08-21  8:41 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-20 22:21 [PATCH 0/3] btrfs-progs: remove full /dev scanning Eric Sandeen
2014-08-20 22:22 ` [PATCH 1/3] btrfs-progs: scan /proc/partitions not all of /dev with "-d" Eric Sandeen
2014-08-26  8:27   ` Anand Jain
2014-08-20 22:23 ` [PATCH 2/3] btrfs-progs: don't fall back to recursive /dev scan Eric Sandeen
2014-08-26  8:27   ` Anand Jain
2014-08-20 22:24 ` [PATCH 3/3] btrfs-progs: remove BTRFS_SCAN_DEV and btrfs_scan_one_dir Eric Sandeen
2014-08-26  8:29   ` Anand Jain
2014-08-21  8:44 ` Anand Jain [this message]
2014-08-21 14:29   ` [PATCH 0/3] btrfs-progs: remove full /dev scanning Eric Sandeen
2014-08-26  8:24     ` Anand Jain
2014-08-26 11:08     ` David Sterba
2014-08-21 18:08 ` Goffredo Baroncelli
2014-08-26 10:55   ` David Sterba
2014-08-26 14:51     ` Eric Sandeen
2014-08-26 14:53       ` Chris Mason
2014-08-26 22:56         ` Anand Jain
2014-08-26  9:52 ` Anand Jain

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=53F5B18B.1030801@oracle.com \
    --to=anand.jain@oracle.com \
    --cc=linux-btrfs@vger.kernel.org \
    --cc=sandeen@redhat.com \
    /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.