public inbox for linux-btrfs@vger.kernel.org
 help / color / mirror / Atom feed
From: Chris Mason <chris.mason@oracle.com>
To: Josef Bacik <josef@redhat.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: [PATCH] Btrfs: add a "df" ioctl for btrfs
Date: Wed, 13 Jan 2010 09:31:00 -0500	[thread overview]
Message-ID: <20100113143100.GM14979@think> (raw)
In-Reply-To: <20100112202513.GA13414@localhost.localdomain>

On Tue, Jan 12, 2010 at 03:25:13PM -0500, Josef Bacik wrote:
> df is a very loaded question in btrfs.  This gives us a way to get the per-space
> usage information so we can tell exactly what is in use where.  This will help
> us figure out ENOSPC problems, and help users better understand where their disk
> space is going.
> 
> diff --git a/fs/btrfs/ioctl.h b/fs/btrfs/ioctl.h
> index 9e5074c..850e0ee 100644
> --- a/fs/btrfs/ioctl.h
> +++ b/fs/btrfs/ioctl.h
> @@ -54,6 +54,18 @@ struct btrfs_ioctl_subvol_leaf {
>  	struct btrfs_ioctl_subvol_items items[];
>  };
>  
> +struct btrfs_ioctl_space_info {
> +	u32 flags;
> +	u64 total_bytes;
> +	u64 used_bytes;
> +};

Could you please bump that u32 to a u64?

-chris

  parent reply	other threads:[~2010-01-13 14:31 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-12 20:25 [PATCH] Btrfs: add a "df" ioctl for btrfs Josef Bacik
2010-01-12 20:34 ` Josef Bacik
2010-01-13 10:25 ` Christoph Hellwig
2010-01-13 13:33   ` Josef Bacik
2010-01-13 14:29   ` Chris Mason
2010-01-13 21:46     ` Christoph Hellwig
2010-01-14  0:55       ` Chris Mason
2010-01-13 14:31 ` Chris Mason [this message]
2010-01-13 18:19   ` Josef Bacik

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=20100113143100.GM14979@think \
    --to=chris.mason@oracle.com \
    --cc=josef@redhat.com \
    --cc=linux-btrfs@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