linux-kernel - Re: [PATCH 01/40] lib/string_helpers: Drop space in string_get

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Date:   Mon, 1 May 2023 22:57:07 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Kent Overstreet <kent.overstreet@...ux.dev>
Cc:     Suren Baghdasaryan <surenb@...gle.com>, akpm@...ux-foundation.org,
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        Noralf Trï¿½nnes <noralf@...nnes.org>
Subject: Re: [PATCH 01/40] lib/string_helpers: Drop space in string_get_size's output

On Mon, May 1, 2023 at 10:36 PM Kent Overstreet
<kent.overstreet@...ux.dev> wrote:
>
> On Mon, May 01, 2023 at 11:13:15AM -0700, Davidlohr Bueso wrote:
> > On Mon, 01 May 2023, Suren Baghdasaryan wrote:
> >
> > > From: Kent Overstreet <kent.overstreet@...ux.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.

But why do we need that? What's the use case?

> > Wouldn't this break users that already parse it the current way?
>
> It's not impossible - but it's not used in very many places and we
> wouldn't be printing in human-readable units if it was meant to be
> parsed - it's mainly used for debug output currently.
>
> If someone raises a specific objection we'll do something different,
> otherwise I think standardizing on what userspace tooling already parses
> is a good idea.

Yes, I NAK this on the basis of
https://english.stackexchange.com/a/2911/153144


-- 
With Best Regards,
Andy Shevchenko