[U-Boot] [PATCH v5 6/6] env: am57xx: Implement A/B boot process

Sam Protsenko semen.protsenko at linaro.org
Sat Jul 6 10:06:27 UTC 2019


Hi Eugeniu,

On Fri, Jul 5, 2019 at 9:52 PM Eugeniu Rosca <roscaeugeniu at gmail.com> wrote:
>
> Hi Igor,
>
> On Fri, Jul 05, 2019 at 03:37:36PM +0300, Igor Opaniuk wrote:
> [..]
> >  include/environment/ti/boot.h | 58 +++++++++++++++++++++++++++++++----
> [..]
> > -     "name=boot,size=20M,uuid=${uuid_gpt_boot};" \
>
> FWIW this patch doesn't apply to u-boot/master due to the above line.
> FWIW the size of the boot partition defined in this file has always
> been equal to 10M in u-boot/master, so most likely this patch depends
> on a local 10M->20M increase of the boot partition size.
>

It was me who asked Igor to do so, as I suggest this patch will be
applied on top of [1], and I guess it's specified in PATCH #0. I have
an integration branch [2] which contains all Android-related patch I
want to be merged during the merge window, and A/B series is applied
on top of [1] there. There is inevitable dependency clash between
patches, so I figured it doesn't matter what the order is, we just
should keep that order somewhere, and for me it's [2], for Igor it's
PATCH #0 which mentions dependency patches for this series. Otherwise
we risk this patch to overwrite the changes I did in [1], and I'd like
to avoid it.

Not sure what is the commonly adopted mechanism for this (specifying
dependencies), but in this case I guess I will ask the custodians to
apply patches in correct order, or apply patches according to [2],
that's the best I came up with. Please tell me if you see more
standard/wise choice for this.

[1] https://patchwork.ozlabs.org/patch/1126434/
[2] https://github.com/joe-skb7/u-boot-misc/commits/android-next

> --
> Best Regards,
> Eugeniu.


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