linux-kernel - Re: [PATCH v4 0/6] arm64: Get rid of __early_init_dt_declare

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Date:   Mon, 12 Nov 2018 18:22:16 -0600
From:   Rob Herring <robh@...nel.org>
To:     Florian Fainelli <f.fainelli@...il.com>
Cc:     Mike Rapoport <rppt@...ux.ibm.com>, linux-kernel@...r.kernel.org,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Frank Rowand <frowand.list@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Marc Zyngier <marc.zyngier@....com>,
        Russell King <rmk+kernel@...linux.org.uk>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Andrey Konovalov <andreyknvl@...gle.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Robin Murphy <robin.murphy@....com>,
        Laura Abbott <labbott@...hat.com>,
        Stefan Agner <stefan@...er.ch>,
        Johannes Weiner <hannes@...xchg.org>,
        Greg Hackmann <ghackmann@...roid.com>,
        Kristina Martsenko <kristina.martsenko@....com>,
        CHANDAN VN <chandan.vn@...sung.com>,
        "moderated list:ARM64 PORT (AARCH64 ARCHITECTURE)" 
        <linux-arm-kernel@...ts.infradead.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE" 
        <devicetree@...r.kernel.org>, linux@...linux.org.uk,
        green.hu@...il.com, deanbo422@...il.com, gxt@....edu.cn,
        ard.biesheuvel@...aro.org, linux-snps-arc@...ts.infradead.org,
        vgupta@...opsys.com
Subject: Re: [PATCH v4 0/6] arm64: Get rid of __early_init_dt_declare_initrd()

On Mon, Nov 12, 2018 at 12:32:50PM -0800, Florian Fainelli wrote:
> On 11/6/18 6:06 AM, Mike Rapoport wrote:
> > On Mon, Nov 05, 2018 at 02:54:25PM -0800, Florian Fainelli wrote:
> >> Hi all,
> >>
> >> Changes in v4:
> >>
> >> - dropped initrd_below_start_ok assignment in ARM64, not necessary at
> >>   all (Ard)
> >> - replace #ifdef CONFIG_BLK_DEV_INITRD with if
> >>   (IS_ENABLED(CONFIG_BLK_DEV_INITRD) for consistency with other parts
> >>   of arm64_memblock_init() (Rob)
> >>
> >> Changes in v3:
> >>
> >> - use C conditionals in drivers/of/fdt.c
> >> - added check on phys_initrd_size in arch/arm64/mm/init.c to determine
> >>   whether initrd_start must be populated
> >> - fixed a build warning with ARC that was just missing an (unsigned
> >>   long) cast
> >>
> >> Changes in v2:
> >>
> >> - get rid of ARCH_HAS_PHYS_INITRD and instead define
> >>   phys_initrd_start/phys_initrd_size in init/do_mounts_initrd.c
> >>
> >> - make __early_init_dt_declare_initrd() account for ARM64 specific
> >>   behavior with __va() when having CONFIG_DEBUG_VM enabled
> >>
> >> - consolidate early_initrd() command line parsing into
> >>   init/do_mounts_initrd.c
> >>
> >> Because phys_initrd_start/phys_initrd_size are now compiled in
> >> ini/do_mounts_initrd.c which is only built with CONFIG_BLK_DEV_INITRD=y,
> >> we need to be a bit careful about the uses throughout architecture
> >> specific code.
> >>
> >> Previous discussions/submissions list here:
> >>
> >> v3:
> >> https://www.spinics.net/lists/arm-kernel/msg683566.html
> >> v2:
> >> https://lkml.org/lkml/2018/10/25/4
> >>
> >> Florian Fainelli (6):
> >>   nds32: Remove phys_initrd_start and phys_initrd_size
> >>   arch: Make phys_initrd_start and phys_initrd_size global variables
> >>   of/fdt: Populate phys_initrd_start/phys_initrd_size from FDT
> >>   arm64: Utilize phys_initrd_start/phys_initrd_size
> >>   of/fdt: Remove custom __early_init_dt_declare_initrd() implementation
> >>   arch: Move initrd= parsing into do_mounts_initrd.c
> > 
> > For the series:
> > 
> > Reviewed-by: Mike Rapoport <rppt@...ux.ibm.com>
> 
> Thanks Mike, Rob, do you want to merge that series through the OF tree?

Sure, some arch maintainer acks would be nice.

Rob