From: Julien Grall <julien.grall@arm.com>
To: Wei Chen <wei.chen@linaro.org>, xen-devel@lists.xen.org
Cc: sstabellini@kernel.org, steve.capper@arm.com
Subject: Re: [PATCH 0/4] xen/arm: arm64: Widen register access to mpidr to 64-bits
Date: Wed, 25 May 2016 14:41:14 +0100 [thread overview]
Message-ID: <5745AB7A.2000206@arm.com> (raw)
In-Reply-To: <1464142131-32636-1-git-send-email-Wei.Chen@linaro.org>
Hi Wei,
Please try to send all the patches with the cover letter as references.
git send-email should do it if you send all the patches at once.
This is really helpful to with mail client supporting thread.
Regards,
On 25/05/16 03:08, Wei Chen wrote:
> In ARM64 the MPIDR register is mapped to MPIDR_EL1, and the register
> bits are expanded to 64-bits. But Xen 64-bit ARM code treats this it
> as 32-bit register.
> We have to provide correct accessing to this register to avoid
> unexpected issues that is caused by incorrect MPIDR value.
>
> Wei Chen (4):
> xen/arm: Change the variable type of cpu_logical_map to register_t
> xen/arm: Make AFFINITY_MASK generate correct mask for level3
> xen:arm: arm64: Add correct MPIDR_HWID_MASK value for ARM64
> xen/arm: arm64: Remove MPIDR multiprocessing extensions check
>
> xen/arch/arm/arm64/head.S | 3 +--
> xen/arch/arm/gic-v3.c | 2 +-
> xen/arch/arm/smpboot.c | 13 +++++++------
> xen/include/asm-arm/processor.h | 9 +++++++--
> 4 files changed, 16 insertions(+), 11 deletions(-)
>
--
Julien Grall
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prev parent reply other threads:[~2016-05-25 13:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-25 2:08 [PATCH 0/4] xen/arm: arm64: Widen register access to mpidr to 64-bits Wei Chen
2016-05-25 13:41 ` Julien Grall [this message]
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