From: Rob Herring <robh@kernel.org>
To: Hsin-Yi Wang <hsinyi@chromium.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, Yu Zhao <yuzhao@google.com>,
Kees Cook <keescook@chromium.org>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Stephen Boyd <swboyd@chromium.org>,
Will Deacon <will.deacon@arm.com>,
linux-kernel@vger.kernel.org, Mike Rapoport <rppt@linux.ibm.com>,
Jun Yao <yaojun8558363@gmail.com>,
Miles Chen <miles.chen@mediatek.com>,
James Morse <james.morse@arm.com>,
Andrew Murray <andrew.murray@arm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Laura Abbott <labbott@redhat.com>,
Frank Rowand <frowand.list@gmail.com>,
linux-arm-kernel@lists.infradead.org,
Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCH v4 1/3] amr64: map FDT as RW for early_init_dt_scan()
Date: Fri, 24 May 2019 16:58:38 -0500 [thread overview]
Message-ID: <20190524215838.GA16271@bogus> (raw)
In-Reply-To: <20190519160446.320-1-hsinyi@chromium.org>
On Mon, May 20, 2019 at 12:04:44AM +0800, Hsin-Yi Wang wrote:
> Currently in arm64, FDT is mapped to RO before it's passed to
> early_init_dt_scan(). However, there might be some code that needs
> to modify FDT during init. Map FDT to RW until unflatten DT.
typo in the subject.
Otherwise, this one seems fine to me.
>
> Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
> ---
> change log v2->v4:
> * v3 abandoned
> * add an arg pgprot_t to fixmap_remap_fdt()
> ---
> arch/arm64/include/asm/mmu.h | 2 +-
> arch/arm64/kernel/setup.c | 5 ++++-
> arch/arm64/mm/mmu.c | 4 ++--
> 3 files changed, 7 insertions(+), 4 deletions(-)
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prev parent reply other threads:[~2019-05-24 21:58 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-19 16:04 [PATCH v4 1/3] amr64: map FDT as RW for early_init_dt_scan() Hsin-Yi Wang
2019-05-19 16:04 ` [PATCH v4 2/3] fdt: add support for rng-seed Hsin-Yi Wang
2019-05-19 23:54 ` Nicolas Boichat
2019-05-21 4:09 ` Hsin-Yi Wang
2019-05-21 12:42 ` Nicolas Boichat
2019-05-19 16:04 ` [PATCH v4 3/3] arm64: kexec_file: add rng-seed support Hsin-Yi Wang
2019-05-19 23:57 ` [PATCH v4 1/3] amr64: map FDT as RW for early_init_dt_scan() Nicolas Boichat
2019-05-24 0:04 ` Stephen Boyd
2019-05-25 9:30 ` Mike Rapoport
2019-05-24 21:58 ` Rob Herring [this message]
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