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Re: [Qemu-devel] [PATCH 2/2] qemu-img: fix rebase src_cache option docum
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH 2/2] qemu-img: fix rebase src_cache option documentation |
Date: |
Tue, 2 Sep 2014 10:52:53 +0800 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Mon, 09/01 16:11, Stefan Hajnoczi wrote:
> The src_cache option (-T) specifies the cache mode for backing files.
> It applies both the image's old backing file as well as the new backing
> file:
>
> ret = bdrv_open(&bs_old_backing, backing_name, NULL, NULL, src_flags,
> old_backing_drv, &local_err);
> if (ret) {
> ...
> }
> if (out_baseimg[0]) {
> bs_new_backing = bdrv_new("new_backing", &error_abort);
> ret = bdrv_open(&bs_new_backing, out_baseimg, NULL, NULL, src_flags,
> new_backing_drv, &local_err);
> if (ret) {
> ...
> }
> }
>
> The documentation only mentions the new backing file but it really
> applies to both.
>
> Suggested-by: Jeff Nelson <address@hidden>
> Signed-off-by: Stefan Hajnoczi <address@hidden>
> ---
> qemu-img.texi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/qemu-img.texi b/qemu-img.texi
> index 4380d56..7c2df14 100644
> --- a/qemu-img.texi
> +++ b/qemu-img.texi
> @@ -341,7 +341,7 @@ string), then the image is rebased onto no backing file
> (i.e. it will exist
> independently of any backing file).
>
> @var{cache} specifies the cache mode to be used for @var{filename}, whereas
> address@hidden specifies the cache mode for reading the new backing file.
> address@hidden specifies the cache mode for reading backing file files.
Is "backing file files" intended, why not just "backing files"? :)
Fam
>
> There are two different modes in which @code{rebase} can operate:
> @table @option
> --
> 1.9.3
>
>