On 12/30/2015 12:57 PM, Sitsofe Wheeler wrote: > - Change some spacing. > - Remove duplicate entry for --format. > - Reword --discard documentation. > - Add --detect-zeroes documentation. > > Signed-off-by: Sitsofe Wheeler <[email protected]> > --- > qemu-nbd.texi | 22 ++++++++++++++-------- > 1 file changed, 14 insertions(+), 8 deletions(-) >
> @@ -22,8 +22,9 @@ offset into the image
> interface to bind to (default @samp{0.0.0.0})
> @item -k, --socket=@var{path}
> Use a unix socket with path @var{path}
> -@item -f, --format=@var{format}
> -Set image format as @var{format}
> +@item -f, --format=@var{fmt}
> +force the use of the block driver for format @var{fmt} instead of
> +auto-detecting
Why are you abbreviating 'format' to 'fmt'? Oh, because that's how the
other duplicate one was worded.
Should probably start with 'Force', to match the capitalization used
earlier....
> @item -r, --read-only
> export read-only
> @item -P, --partition=@var{num}
> @@ -44,17 +45,22 @@ the emulator's @code{-drive cache=...} option for allowed
> values.
> choose asynchronous I/O mode between @samp{threads} (the default)
> and @samp{native} (Linux only).
> @item --discard=@var{discard}
> -toggles whether @dfn{discard} (also known as @dfn{trim} or @dfn{unmap})
...then again, later lines are not starting with upper case. Maybe
that's worth its own patch to make it uniformly consistent?
> -requests are ignored or passed to the filesystem. The default is no
> -(@samp{--discard=ignore}).
> +controls whether @dfn{discard} (also known as @dfn{trim} or @dfn{unmap})
> +requests are ignored or passed to the filesystem. @var{discard} is one of
> +@samp{ignore} (or @samp{off}), @samp{unmap} (or @samp{on}). The default is
> +@samp{ignore}.
> +@item --detect-zeroes=@var{detect-zeroes}
> +enables the automatic conversion of plain zero writes by the OS to driver
> +specific optimized zero write commands. @var{detect-zeroes} is one of
I'd probably write this one as 'driver-specific'
> +@samp{off}, @samp{on} or @samp{unmap}. @samp{unmap}
> +converts a zero write to an unmap operation and can only be used if
> +@var{discard} is set to @samp{unmap}. The default is @samp{off}.
> @item -c, --connect=@var{dev}
> connect @var{filename} to NBD device @var{dev}
> @item -d, --disconnect
> disconnect the specified device
> @item -e, --shared=@var{num}
> device can be shared by @var{num} clients (default @samp{1})
> -@item -f, --format=@var{fmt}
> -force block driver for format @var{fmt} instead of auto-detecting
> @item -t, --persistent
> don't exit on the last connection
> @item -v, --verbose
>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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