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From: Scott Wood <scottwood@freescale.com>
To: Mihai Caraman <mihai.caraman@freescale.com>
Cc: linuxppc-dev@lists.ozlabs.org, Alexander Graf <agraf@suse.de>,
	kvm-ppc@vger.kernel.org
Subject: Re: [PATCH v2 2/2] powerpc/booke: Revert SPE/AltiVec common defines for interrupt numbers
Date: Wed, 20 Aug 2014 20:58:18 -0500	[thread overview]
Message-ID: <1408586298.4058.97.camel@snotra.buserror.net> (raw)
In-Reply-To: <1408540144-24436-2-git-send-email-mihai.caraman@freescale.com>

On Wed, 2014-08-20 at 16:09 +0300, Mihai Caraman wrote:
> Book3E specification defines shared interrupt numbers for SPE and AltiVec
> units. Still SPE is present in e200/e500v2 cores while AltiVec is present in
> e6500 core. So we can currently decide at compile-time which unit to support
> exclusively. As Alexander Graf suggested, this will improve code readability
> especially in KVM.
> 
> Use distinct defines to identify SPE/AltiVec interrupt numbers, reverting
> c58ce397 and 6b310fc5 patches that added common defines.
> 
> Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
> Cc: Scott Wood <scottwood@freescale.com>
> Cc: Alexander Graf <agraf@suse.de>
> ---
>  arch/powerpc/kernel/exceptions-64e.S | 4 ++--
>  arch/powerpc/kernel/head_fsl_booke.S | 8 ++++----
>  2 files changed, 6 insertions(+), 6 deletions(-)

Acked-by: Scott Wood <scottwood@freescale.com>

-Scott

WARNING: multiple messages have this Message-ID (diff)
From: Scott Wood <scottwood@freescale.com>
To: Mihai Caraman <mihai.caraman@freescale.com>
Cc: linuxppc-dev@lists.ozlabs.org, Alexander Graf <agraf@suse.de>,
	kvm-ppc@vger.kernel.org
Subject: Re: [PATCH v2 2/2] powerpc/booke: Revert SPE/AltiVec common defines for interrupt numbers
Date: Thu, 21 Aug 2014 01:58:18 +0000	[thread overview]
Message-ID: <1408586298.4058.97.camel@snotra.buserror.net> (raw)
In-Reply-To: <1408540144-24436-2-git-send-email-mihai.caraman@freescale.com>

On Wed, 2014-08-20 at 16:09 +0300, Mihai Caraman wrote:
> Book3E specification defines shared interrupt numbers for SPE and AltiVec
> units. Still SPE is present in e200/e500v2 cores while AltiVec is present in
> e6500 core. So we can currently decide at compile-time which unit to support
> exclusively. As Alexander Graf suggested, this will improve code readability
> especially in KVM.
> 
> Use distinct defines to identify SPE/AltiVec interrupt numbers, reverting
> c58ce397 and 6b310fc5 patches that added common defines.
> 
> Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
> Cc: Scott Wood <scottwood@freescale.com>
> Cc: Alexander Graf <agraf@suse.de>
> ---
>  arch/powerpc/kernel/exceptions-64e.S | 4 ++--
>  arch/powerpc/kernel/head_fsl_booke.S | 8 ++++----
>  2 files changed, 6 insertions(+), 6 deletions(-)

Acked-by: Scott Wood <scottwood@freescale.com>

-Scott



  reply	other threads:[~2014-08-21  1:58 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-20 13:09 [PATCH v2 1/2] powerpc/booke: Restrict SPE exception handlers to e200/e500 cores Mihai Caraman
2014-08-20 13:09 ` Mihai Caraman
2014-08-20 13:09 ` [PATCH v2 2/2] powerpc/booke: Revert SPE/AltiVec common defines for interrupt numbers Mihai Caraman
2014-08-20 13:09   ` Mihai Caraman
2014-08-21  1:58   ` Scott Wood [this message]
2014-08-21  1:58     ` Scott Wood
2014-08-21  1:57 ` [PATCH v2 1/2] powerpc/booke: Restrict SPE exception handlers to e200/e500 cores Scott Wood
2014-08-21  1:57   ` Scott Wood
2014-08-27 11:19 ` Alexander Graf
2014-08-27 11:19   ` Alexander Graf

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