From: christoffer.dall@linaro.org (Christoffer Dall)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 02/22] KVM: arm/arm64: Add GICV3 pending table save API documentation
Date: Wed, 26 Apr 2017 06:14:21 -0700 [thread overview]
Message-ID: <20170426131421.GA50776@lvm> (raw)
In-Reply-To: <CAFEAcA8t0Y-UBu_Fx_YTsmnw8zvd4fctTfobdb-akjdx_81PWA@mail.gmail.com>
On Wed, Apr 26, 2017 at 02:01:55PM +0100, Peter Maydell wrote:
> On 26 April 2017 at 14:00, Christoffer Dall <cdall@linaro.org> wrote:
> > Alternatively we should mark a pending error notification to the guest
> > in KVM, so that when the guest boots it gets something like an SError
> > instead, given that presumably the guest wrote the weird value. Except
> > of course if the problem is caused by QEMU fudging with the register
> > value for the PENDBASER.
>
> If we have scope for complaining at the guest we should do it at
> the point where the guest sets PENDBASER in the first place...
>
Is that what the hardware would have done?
Also, userspace could restore a bogus value in the PENDBASER (even
though the guest wrote something sane), so maybe we should just keep
this as is and handle it nicely in QEMU?
Thanks,
-Christoffer
> thanks
> -- PMM
next prev parent reply other threads:[~2017-04-26 13:14 UTC|newest]
Thread overview: 132+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-14 10:15 [PATCH v5 00/22] vITS save/restore Eric Auger
2017-04-14 10:15 ` [PATCH v5 01/22] KVM: arm/arm64: Add ITS save/restore API documentation Eric Auger
2017-04-25 10:38 ` Peter Maydell
2017-04-26 12:31 ` Christoffer Dall
2017-04-26 15:48 ` Auger Eric
2017-04-27 8:57 ` Christoffer Dall
2017-04-27 9:33 ` Auger Eric
2017-04-27 11:02 ` Christoffer Dall
2017-04-27 12:51 ` Auger Eric
2017-04-27 14:45 ` Christoffer Dall
2017-04-27 15:29 ` Auger Eric
2017-04-27 16:23 ` Marc Zyngier
2017-04-27 17:14 ` Auger Eric
2017-04-27 17:27 ` Christoffer Dall
2017-04-27 16:38 ` Christoffer Dall
2017-04-27 17:27 ` Auger Eric
2017-04-27 17:54 ` Christoffer Dall
2017-04-27 19:27 ` Auger Eric
2017-05-04 7:00 ` Auger Eric
2017-05-04 7:40 ` Marc Zyngier
2017-05-04 7:54 ` Auger Eric
2017-05-04 7:46 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 02/22] KVM: arm/arm64: Add GICV3 pending table save " Eric Auger
2017-04-25 10:43 ` Peter Maydell
2017-04-26 8:26 ` Auger Eric
2017-04-26 8:44 ` Peter Maydell
2017-04-26 8:48 ` Dr. David Alan Gilbert
2017-04-26 9:57 ` Auger Eric
2017-04-26 13:00 ` Christoffer Dall
2017-04-26 13:01 ` Peter Maydell
2017-04-26 13:14 ` Christoffer Dall [this message]
2017-04-26 13:26 ` Peter Maydell
2017-04-26 14:47 ` Auger Eric
2017-04-14 10:15 ` [PATCH v5 03/22] KVM: arm/arm64: vgic-its: rename itte into ite Eric Auger
2017-04-26 11:21 ` Prakash B
2017-04-27 9:05 ` Christoffer Dall
2017-04-27 9:20 ` Andre Przywara
2017-04-27 9:40 ` Auger Eric
2017-04-27 11:09 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 04/22] arm/arm64: vgic: turn vgic_find_mmio_region into public Eric Auger
2017-04-26 11:22 ` Prakash B
2017-04-27 9:07 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 05/22] KVM: arm64: vgic-its: KVM_DEV_ARM_VGIC_GRP_ITS_REGS group Eric Auger
2017-04-26 11:23 ` Prakash B
2017-04-27 9:12 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 06/22] KVM: arm/arm64: vgic: expose (un)lock_all_vcpus Eric Auger
2017-04-26 11:23 ` Prakash B
2017-04-27 9:18 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 07/22] KVM: arm64: vgic-its: Implement vgic_its_has_attr_regs and attr_regs_access Eric Auger
2017-04-26 11:24 ` Prakash B
2017-04-27 11:00 ` Christoffer Dall
2017-04-27 12:22 ` Auger Eric
2017-04-14 10:15 ` [PATCH v5 08/22] KVM: arm64: vgic-its: Implement vgic_mmio_uaccess_write_its_creadr Eric Auger
2017-04-26 11:24 ` Prakash B
2017-04-27 11:27 ` Christoffer Dall
2017-04-27 12:53 ` Auger Eric
2017-04-14 10:15 ` [PATCH v5 09/22] KVM: arm64: vgic-its: Introduce migration ABI infrastructure Eric Auger
2017-04-26 11:27 ` Prakash B
2017-04-27 13:14 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 10/22] KVM: arm64: vgic-its: Implement vgic_mmio_uaccess_write_its_iidr Eric Auger
2017-04-26 11:27 ` Prakash B
2017-04-27 14:57 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 11/22] KVM: arm64: vgic-its: Interpret MAPD Size field and check related errors Eric Auger
2017-04-26 11:28 ` Prakash B
2017-04-27 16:25 ` Christoffer Dall
2017-04-27 17:15 ` Auger Eric
2017-04-27 17:28 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 12/22] KVM: arm64: vgic-its: Interpret MAPD ITT_addr field Eric Auger
2017-04-26 11:29 ` Prakash B
2017-04-27 16:43 ` Christoffer Dall
2017-04-27 17:44 ` Auger Eric
2017-04-27 18:09 ` Christoffer Dall
2017-04-27 19:18 ` Auger Eric
2017-04-14 10:15 ` [PATCH v5 13/22] KVM: arm64: vgic-its: Check the device id matches TYPER DEVBITS range Eric Auger
2017-04-26 11:29 ` Prakash B
2017-04-27 16:48 ` Christoffer Dall
2017-04-27 17:24 ` Auger Eric
2017-04-14 10:15 ` [PATCH v5 14/22] KVM: arm64: vgic-its: KVM_DEV_ARM_ITS_SAVE/RESTORE_TABLES Eric Auger
2017-04-26 11:31 ` Prakash B
2017-04-27 17:24 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 15/22] KVM: arm64: vgic-its: vgic_its_alloc_ite/device Eric Auger
2017-04-26 11:31 ` Prakash B
2017-04-27 17:31 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 16/22] KVM: arm64: vgic-its: Add infrastructure for table lookup Eric Auger
2017-04-26 11:32 ` Prakash B
2017-04-27 18:06 ` Christoffer Dall
2017-04-27 19:24 ` Auger Eric
2017-04-28 9:47 ` Christoffer Dall
2017-04-30 19:33 ` Christoffer Dall
2017-05-03 13:40 ` Auger Eric
2017-05-03 14:38 ` Christoffer Dall
2017-04-30 19:35 ` Christoffer Dall
2017-05-03 6:53 ` Auger Eric
2017-05-03 8:01 ` Christoffer Dall
2017-05-03 10:22 ` Auger Eric
2017-04-30 20:13 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 17/22] KVM: arm64: vgic-its: Collection table save/restore Eric Auger
2017-04-26 11:33 ` Prakash B
2017-04-28 10:44 ` Christoffer Dall
2017-04-28 11:05 ` Auger Eric
2017-04-28 17:42 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 18/22] KVM: arm64: vgic-its: vgic_its_check_id returns the entry's GPA Eric Auger
2017-04-26 11:33 ` Prakash B
2017-05-02 8:29 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 19/22] KVM: arm64: vgic-its: ITT save and restore Eric Auger
2017-04-26 11:34 ` Prakash B
2017-04-30 20:14 ` Christoffer Dall
2017-05-03 16:08 ` Auger Eric
2017-05-03 16:37 ` Christoffer Dall
2017-05-03 21:55 ` Auger Eric
2017-05-04 7:31 ` Christoffer Dall
2017-05-04 7:40 ` Auger Eric
2017-05-04 8:23 ` Christoffer Dall
2017-05-04 8:44 ` Auger Eric
2017-04-14 10:15 ` [PATCH v5 20/22] KVM: arm64: vgic-its: Device table save/restore Eric Auger
2017-04-26 11:34 ` Prakash B
2017-04-30 20:55 ` Christoffer Dall
2017-05-03 14:07 ` Auger Eric
2017-05-03 15:29 ` Christoffer Dall
2017-05-03 21:38 ` Auger Eric
2017-04-14 10:15 ` [PATCH v5 21/22] KVM: arm64: vgic-its: Fix pending table sync Eric Auger
2017-04-26 11:35 ` Prakash B
2017-04-30 21:10 ` Christoffer Dall
2017-05-03 22:20 ` Auger Eric
2017-05-04 7:32 ` Christoffer Dall
2017-04-14 10:15 ` [PATCH v5 22/22] KVM: arm64: vgic-v3: KVM_DEV_ARM_VGIC_SAVE_PENDING_TABLES Eric Auger
2017-04-26 11:35 ` Prakash B
2017-04-30 21:32 ` Christoffer Dall
2017-05-03 22:22 ` Auger Eric
2017-04-26 11:38 ` [PATCH v5 00/22] vITS save/restore Prakash B
2017-04-26 13:02 ` Christoffer Dall
2017-04-27 6:55 ` Auger Eric
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