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SubjectRe: [PATCH 01/40] lib/string_helpers: Drop space in string_get_size's output
Date
On Mon, 01 May 2023, Suren Baghdasaryan <surenb@google.com> wrote:
> From: Kent Overstreet <kent.overstreet@linux.dev>
>
> Previously, string_get_size() outputted a space between the number and
> the units, i.e.
> 9.88 MiB
>
> This changes it to
> 9.88MiB
>
> which allows it to be parsed correctly by the 'sort -h' command.

The former is easier for humans to parse, and that should be
preferred. 'sort -h' is supposed to compare "human readable numbers", so
arguably sort does not do its job here.

BR,
Jani.

>
> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
> Signed-off-by: Suren Baghdasaryan <surenb@google.com>
> Cc: Andy Shevchenko <andy@kernel.org>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: "Michael S. Tsirkin" <mst@redhat.com>
> Cc: Jason Wang <jasowang@redhat.com>
> Cc: "Noralf Trønnes" <noralf@tronnes.org>
> Cc: Jens Axboe <axboe@kernel.dk>
> ---
> lib/string_helpers.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/lib/string_helpers.c b/lib/string_helpers.c
> index 230020a2e076..593b29fece32 100644
> --- a/lib/string_helpers.c
> +++ b/lib/string_helpers.c
> @@ -126,8 +126,7 @@ void string_get_size(u64 size, u64 blk_size, const enum string_size_units units,
> else
> unit = units_str[units][i];
>
> - snprintf(buf, len, "%u%s %s", (u32)size,
> - tmp, unit);
> + snprintf(buf, len, "%u%s%s", (u32)size, tmp, unit);
> }
> EXPORT_SYMBOL(string_get_size);

--
Jani Nikula, Intel Open Source Graphics Center

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