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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
> 
> 



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