[PATCH 10/11] sandbox: mmc: Support a backing file

[Tom Rini]

On Sat, Sep 18, 2021 at 03:34:54AM -0600, Simon Glass wrote:
> Hi Tom,
> 
> On Thu, 16 Sept 2021 at 12:40, Tom Rini <trini at konsulko.com> wrote:
> >
> > On Wed, Aug 18, 2021 at 09:40:32PM -0600, Simon Glass wrote:
> >
> > > Provide a way for sandbox MMC to present data from a backing file. This
> > > allows a filesystem to be created on the host and easily served via an
> > > emulated mmc device.
> > >
> > > Signed-off-by: Simon Glass <sjg at chromium.org>
> > > Reviewed-by: Jaehoon Chung <jh80.chung at samsung.com>
> > > ---
> > >
> > >  doc/device-tree-bindings/mmc/sandbox,mmc.txt | 18 ++++++++
> > >  drivers/mmc/sandbox_mmc.c                    | 46 ++++++++++++++++----
> > >  2 files changed, 55 insertions(+), 9 deletions(-)
> > >  create mode 100644 doc/device-tree-bindings/mmc/sandbox,mmc.txt
> >
> > As is, this breaks how I've always run pytests on sandbox.
> 
> How does it break it? Do you get an error? The feature is supposed to
> be optional.

Without doing anything to enable it, a few of the mmc unit tests failed.
I don't have the logs handy right now (I made that sometimes bad
decision to test 2 series at once, and now I'm waiting a bit more on
final feedback on the changes the timestamp cleanup needed before I push
that + the rest of this series).

-- 
Tom
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