From: alex.bennee@linaro.org (Alex Bennée)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/7] KVM: arm: guest debug, define API headers
Date: Mon, 01 Dec 2014 11:30:01 +0000 [thread overview]
Message-ID: <87tx1f1ubq.fsf@linaro.org> (raw)
In-Reply-To: <20141129162053.GD23653@cbox>
Christoffer Dall <christoffer.dall@linaro.org> writes:
> On Wed, Nov 26, 2014 at 03:04:10PM +0000, Alex Benn?e wrote:
>>
>> Peter Maydell <peter.maydell@linaro.org> writes:
>>
>> > On 25 November 2014 at 16:10, Alex Benn?e <alex.bennee@linaro.org> wrote:
>> >> +/* Exit types which define why we did a debug exit */
>> >> +#define KVM_DEBUG_EXIT_ERROR 0x0
>> >> +#define KVM_DEBUG_EXIT_SINGLE_STEP 0x1
>> >> +#define KVM_DEBUG_EXIT_SW_BKPT 0x2
>> >> +#define KVM_DEBUG_EXIT_HW_BKPT 0x3
>> >> +#define KVM_DEBUG_EXIT_HW_WTPT 0x4
>> >
>> > The names of these imply that they're generic, but they're
>> > defined in an arch-specific header file...
>>
>> Yeah, I think these will die and I'll just export the syndrome
>> information directly to QEMU.
>
> huh?
Rather than mapping syndrome to a specific exit value we might as well
export syndrome information to QEMU and let it define the reason.
>
> -Christoffer
--
Alex Benn?e
WARNING: multiple messages have this Message-ID (diff)
From: "Alex Bennée" <alex.bennee@linaro.org>
To: Christoffer Dall <christoffer.dall@linaro.org>
Cc: Peter Maydell <peter.maydell@linaro.org>,
kvm-devel <kvm@vger.kernel.org>,
arm-mail-list <linux-arm-kernel@lists.infradead.org>,
"kvmarm\@lists.cs.columbia.edu" <kvmarm@lists.cs.columbia.edu>,
Marc Zyngier <marc.zyngier@arm.com>,
Alexander Graf <agraf@suse.de>,
"J. Kiszka" <jan.kiszka@siemens.com>,
David Hildenbrand <dahi@linux.vnet.ibm.com>,
Bharat Bhushan <r65777@freescale.com>,
bp@suse.de, Paolo Bonzini <pbonzini@redhat.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/7] KVM: arm: guest debug, define API headers
Date: Mon, 01 Dec 2014 11:30:01 +0000 [thread overview]
Message-ID: <87tx1f1ubq.fsf@linaro.org> (raw)
In-Reply-To: <20141129162053.GD23653@cbox>
Christoffer Dall <christoffer.dall@linaro.org> writes:
> On Wed, Nov 26, 2014 at 03:04:10PM +0000, Alex Bennée wrote:
>>
>> Peter Maydell <peter.maydell@linaro.org> writes:
>>
>> > On 25 November 2014 at 16:10, Alex Bennée <alex.bennee@linaro.org> wrote:
>> >> +/* Exit types which define why we did a debug exit */
>> >> +#define KVM_DEBUG_EXIT_ERROR 0x0
>> >> +#define KVM_DEBUG_EXIT_SINGLE_STEP 0x1
>> >> +#define KVM_DEBUG_EXIT_SW_BKPT 0x2
>> >> +#define KVM_DEBUG_EXIT_HW_BKPT 0x3
>> >> +#define KVM_DEBUG_EXIT_HW_WTPT 0x4
>> >
>> > The names of these imply that they're generic, but they're
>> > defined in an arch-specific header file...
>>
>> Yeah, I think these will die and I'll just export the syndrome
>> information directly to QEMU.
>
> huh?
Rather than mapping syndrome to a specific exit value we might as well
export syndrome information to QEMU and let it define the reason.
>
> -Christoffer
--
Alex Bennée
next prev parent reply other threads:[~2014-12-01 11:30 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-25 16:09 [PATCH 0/7] KVM Guest Debug support for arm64 Alex Bennée
2014-11-25 16:09 ` Alex Bennée
2014-11-25 16:09 ` [PATCH 1/7] KVM: add commentary for kvm_debug_exit_arch struct Alex Bennée
2014-11-25 16:09 ` Alex Bennée
2014-11-25 16:09 ` Alex Bennée
[not found] ` <1416931805-23223-2-git-send-email-alex.bennee-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-11-26 14:20 ` Andrew Jones
2014-11-26 14:20 ` Andrew Jones
2014-11-26 14:20 ` Andrew Jones
2014-11-25 16:10 ` [PATCH 2/7] KVM: arm: guest debug, define API headers Alex Bennée
2014-11-25 16:10 ` Alex Bennée
2014-11-25 16:19 ` Peter Maydell
2014-11-25 16:19 ` Peter Maydell
2014-11-26 15:04 ` Alex Bennée
2014-11-26 15:04 ` Alex Bennée
2014-11-29 16:20 ` Christoffer Dall
2014-11-29 16:20 ` Christoffer Dall
2014-12-01 11:30 ` Alex Bennée [this message]
2014-12-01 11:30 ` Alex Bennée
2014-11-25 17:05 ` Paolo Bonzini
2014-11-25 17:05 ` Paolo Bonzini
2014-11-25 17:13 ` Peter Maydell
2014-11-25 17:13 ` Peter Maydell
2014-11-25 17:22 ` Paolo Bonzini
2014-11-25 17:22 ` Paolo Bonzini
2014-11-26 13:13 ` Alex Bennée
2014-11-26 13:13 ` Alex Bennée
2014-11-26 13:14 ` Paolo Bonzini
2014-11-26 13:14 ` Paolo Bonzini
2014-11-26 14:31 ` Andrew Jones
2014-11-26 14:31 ` Andrew Jones
2014-11-26 14:58 ` Alex Bennée
2014-11-26 14:58 ` Alex Bennée
2014-11-26 16:46 ` Paolo Bonzini
2014-11-26 16:46 ` Paolo Bonzini
2014-11-26 17:47 ` Andrew Jones
2014-11-26 17:47 ` Andrew Jones
2014-11-29 16:20 ` Christoffer Dall
2014-11-29 16:20 ` Christoffer Dall
2014-11-25 16:10 ` [PATCH 3/7] KVM: arm: guest debug, add stub KVM_SET_GUEST_DEBUG ioctl Alex Bennée
2014-11-25 16:10 ` Alex Bennée
2014-11-26 14:38 ` Andrew Jones
2014-11-26 14:38 ` Andrew Jones
2014-11-26 15:03 ` Alex Bennée
2014-11-26 15:03 ` Alex Bennée
2014-11-26 16:46 ` Paolo Bonzini
2014-11-26 16:46 ` Paolo Bonzini
2014-11-29 16:21 ` Christoffer Dall
2014-11-29 16:21 ` Christoffer Dall
2014-11-25 16:10 ` [PATCH 4/7] KVM: arm64: guest debug, add SW break point support Alex Bennée
2014-11-25 16:10 ` Alex Bennée
2014-11-26 16:07 ` Andrew Jones
2014-11-26 16:07 ` Andrew Jones
2014-11-26 17:14 ` Peter Maydell
2014-11-26 17:14 ` Peter Maydell
2014-11-29 16:21 ` Christoffer Dall
2014-11-29 16:21 ` Christoffer Dall
2014-11-29 16:21 ` Christoffer Dall
2014-11-29 16:21 ` Christoffer Dall
2014-12-01 11:33 ` Alex Bennée
2014-12-01 11:33 ` Alex Bennée
2014-11-25 16:10 ` [PATCH 5/7] KVM: arm64: guest debug, add support for single-step Alex Bennée
2014-11-25 16:10 ` Alex Bennée
2014-11-25 16:10 ` Alex Bennée
[not found] ` <1416931805-23223-6-git-send-email-alex.bennee-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-11-26 16:40 ` Andrew Jones
2014-11-26 16:40 ` Andrew Jones
2014-11-26 16:40 ` Andrew Jones
[not found] ` <20141126164057.GE3245-EoAxxbxdFnFvD/m4c++uL6fLeoKvNuZc@public.gmane.org>
2014-11-26 18:00 ` Alex Bennée
2014-11-26 18:00 ` Alex Bennée
2014-11-26 18:00 ` Alex Bennée
2014-11-26 18:00 ` Alex Bennée
2014-11-26 19:27 ` Peter Maydell
2014-11-26 19:27 ` Peter Maydell
2014-11-26 19:27 ` Peter Maydell
[not found] ` <CAFEAcA-cjM9yUXi6tc79UP0fBKAagtFKQgV3iAjz5DWr9yxZUQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-11-30 10:10 ` Christoffer Dall
2014-11-30 10:10 ` Christoffer Dall
2014-11-30 10:10 ` Christoffer Dall
2014-11-30 10:20 ` Peter Maydell
2014-11-30 10:20 ` Peter Maydell
2014-11-30 10:20 ` Peter Maydell
2014-11-30 10:21 ` Christoffer Dall
2014-11-30 10:21 ` Christoffer Dall
2014-12-01 11:50 ` Alex Bennée
2014-12-01 11:50 ` Alex Bennée
2014-12-01 11:50 ` Alex Bennée
2014-12-01 11:50 ` Alex Bennée
[not found] ` <87r3wj1te1.fsf-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-12-02 13:17 ` Christoffer Dall
2014-12-02 13:17 ` Christoffer Dall
2014-12-02 13:17 ` Christoffer Dall
2014-11-25 16:10 ` [PATCH 6/7] KVM: arm64: re-factor hyp.S debug register code Alex Bennée
2014-11-25 16:10 ` Alex Bennée
2014-11-26 16:49 ` Andrew Jones
2014-11-26 16:49 ` Andrew Jones
2014-11-30 10:25 ` Christoffer Dall
2014-11-30 10:25 ` Christoffer Dall
2014-12-01 11:52 ` Alex Bennée
2014-12-01 11:52 ` Alex Bennée
2014-12-02 13:23 ` Christoffer Dall
2014-12-02 13:23 ` Christoffer Dall
2014-11-25 16:10 ` [PATCH 7/7] KVM: arm64: guest debug, HW assisted debug support Alex Bennée
2014-11-25 16:10 ` Alex Bennée
2014-11-25 16:10 ` Alex Bennée
[not found] ` <1416931805-23223-8-git-send-email-alex.bennee-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-11-26 17:34 ` Andrew Jones
2014-11-26 17:34 ` Andrew Jones
2014-11-26 17:34 ` Andrew Jones
2014-11-30 10:34 ` Christoffer Dall
2014-11-30 10:34 ` Christoffer Dall
2014-12-01 11:54 ` Alex Bennée
2014-12-01 11:54 ` Alex Bennée
2014-12-01 11:54 ` Alex Bennée
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