From: Wei Liu <wei.liu2@citrix.com>
To: Stefano Stabellini <sstabellini@kernel.org>
Cc: julien.grall@arm.com, xen-devel@lists.xen.org,
wei.liu2@citrix.com, steve.capper@arm.com,
Wei Chen <wei.chen@linaro.org>
Subject: Re: [PATCH v4 0/4] xen/arm: arm64: Widen register access to mpidr to 64-bits
Date: Wed, 1 Jun 2016 10:37:04 +0100 [thread overview]
Message-ID: <20160601093704.GB5160@citrix.com> (raw)
In-Reply-To: <alpine.DEB.2.10.1606011027530.3896@sstabellini-ThinkPad-X260>
On Wed, Jun 01, 2016 at 10:29:56AM +0100, Stefano Stabellini wrote:
> Hi Wei Liu, Julien,
>
> this series is a bug fix. I think it should go in Xen 4.7, do you agree?
>
Yes
Release-acked-by: Wei Liu <wei.liu2@citrix.com>
>
> On Tue, 31 May 2016, Wei Chen wrote:
> > 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(-)
> >
> > --
> > 2.7.4
> >
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next prev parent reply other threads:[~2016-06-01 9:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-31 2:54 [PATCH v4 0/4] xen/arm: arm64: Widen register access to mpidr to 64-bits Wei Chen
2016-05-31 2:54 ` [PATCH v4 1/4] xen/arm: Change the variable type of cpu_logical_map to register_t Wei Chen
2016-05-31 2:54 ` [PATCH v4 2/4] xen/arm: Make AFFINITY_MASK generate correct mask for level3 Wei Chen
2016-05-31 2:54 ` [PATCH v4 3/4] xen:arm: arm64: Add correct MPIDR_HWID_MASK value for ARM64 Wei Chen
2016-05-31 10:01 ` Julien Grall
2016-05-31 2:54 ` [PATCH v4 4/4] xen/arm: arm64: Remove MPIDR multiprocessing extensions check Wei Chen
2016-06-01 9:29 ` [PATCH v4 0/4] xen/arm: arm64: Widen register access to mpidr to 64-bits Stefano Stabellini
2016-06-01 9:37 ` Wei Liu [this message]
2016-06-01 10:37 ` Julien Grall
2016-06-01 11:49 ` Edgar E. Iglesias
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