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Re: [Qemu-devel] [PATCH v7 4/4] Add qemu-img compare documentation
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH v7 4/4] Add qemu-img compare documentation |
Date: |
Wed, 19 Dec 2012 11:15:11 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 |
On 12/17/2012 06:39 AM, address@hidden wrote:
> From: Miroslav Rezanina <address@hidden>
>
> Adding documentation for new qemu-img subcommand compare.
>
> Signed-off-by: Miroslav Rezanina <address@hidden>
> ---
> qemu-img.c | 7 ++++++-
> qemu-img.texi | 32 ++++++++++++++++++++++++++++++++
> 2 files changed, 38 insertions(+), 1 deletion(-)
>
> diff --git a/qemu-img.c b/qemu-img.c
> index 8b4f01f..a185e9e 100644
> --- a/qemu-img.c
> +++ b/qemu-img.c
> @@ -103,7 +103,12 @@ static void help(void)
> " '-a' applies a snapshot (revert disk to saved state)\n"
> " '-c' creates a snapshot\n"
> " '-d' deletes a snapshot\n"
> - " '-l' lists all snapshots in the given image\n";
> + " '-l' lists all snapshots in the given image\n"
> + "\n"
> + "Parameters to compare subcommand:\n"
> + " '-f' First image format\n"
> + " '-F' Second image format\n"
> + " '-s' Strict mode - fail on different image size or sector
> allocation\n";
s/First/first/; s/Second/second/; s/Strict/strict/ for consistent
appearance of starting description with lower case
> @table @option
> @@ -117,6 +129,26 @@ it doesn't need to be specified separately in this case.
>
> Commit the changes recorded in @var{filename} in its base image.
>
> address@hidden compare [-f @var{fmt}] [-F @var{fmt}] [-p] [-s] [-q]
> @var{filename1} @var{filename2}
> +
> +Check if two images have the same content. You can compare images with
> +different format or settings.
> +
> +The format is probed unless you specify it by @var{-f} (used for
> @var{filename1}) and/or @var{-F} (used for @var{filename2}) option.
Wrap this long line.
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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Re: [Qemu-devel] [PATCH v7 1/4] block: Add synchronous wrapper for bdrv_co_is_allocated_above, Eric Blake, 2012/12/19