linux-kernel - Re: [RFC v3 03/19] kunit: test: add string_stream a std::stream like string builder

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Message-ID: <20181201031228.GM28501@garbanzo.do-not-panic.com>
Date:   Fri, 30 Nov 2018 19:12:28 -0800
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     Brendan Higgins <brendanhiggins@...gle.com>
Cc:     pmladek@...e.com, Greg KH <gregkh@...uxfoundation.org>,
        Kees Cook <keescook@...gle.com>, shuah@...nel.org,
        Joel Stanley <joel@....id.au>, mpe@...erman.id.au,
        joe@...ches.com, brakmo@...com, rostedt@...dmis.org,
        Tim.Bird@...y.com, khilman@...libre.com,
        Julia Lawall <julia.lawall@...6.fr>,
        linux-kselftest@...r.kernel.org, kunit-dev@...glegroups.com,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        jdike@...toit.com, richard@....at, linux-um@...ts.infradead.org,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel@...ts.freedesktop.org, Rob Herring <robh@...nel.org>,
        dan.j.williams@...el.com, linux-nvdimm@...ts.01.org,
        kieran.bingham@...asonboard.com,
        Frank Rowand <frowand.list@...il.com>,
        Knut Omang <knut.omang@...cle.com>
Subject: Re: [RFC v3 03/19] kunit: test: add string_stream a std::stream like
 string builder

On Fri, Nov 30, 2018 at 06:14:17PM -0800, Brendan Higgins wrote:
> On Thu, Nov 29, 2018 at 7:29 PM Luis Chamberlain <mcgrof@...nel.org> wrote:
> >
> > On Wed, Nov 28, 2018 at 11:36:20AM -0800, Brendan Higgins wrote:
> > > A number of test features need to do pretty complicated string printing
> > > where it may not be possible to rely on a single preallocated string
> > > with parameters.
> > >
> > > So provide a library for constructing the string as you go similar to
> > > C++'s std::string.
> >
> > Hrm, what's the potential for such thing actually being eventually
> > generically useful for printk folks, I wonder? Petr?
> 
> Are you saying you think this is applicable for other things? 

Yes.

> This doesn't belong here.

  Luis