From: Marc Zyngier <marc.zyngier@arm.com>
To: James Morse <james.morse@arm.com>, linux-arm-kernel@lists.infradead.org
Cc: Jonathan.Zhang@cavium.com,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
Dongjiu Geng <gengdongjiu@huawei.com>,
kvmarm@lists.cs.columbia.edu
Subject: Re: [PATCH v6 10/13] KVM: arm64: Save ESR_EL2 on guest SError
Date: Tue, 16 Jan 2018 09:41:02 +0000 [thread overview]
Message-ID: <ca2deb53-e995-0a58-61d4-e45faa6ec9f1@arm.com> (raw)
In-Reply-To: <20180115193906.30053-11-james.morse@arm.com>
On 15/01/18 19:39, James Morse wrote:
> When we exit a guest due to an SError the vcpu fault info isn't updated
> with the ESR. Today this is only done for traps.
>
> The v8.2 RAS Extensions define ISS values for SError. Update the vcpu's
> fault_info with the ESR on SError so that handle_exit() can determine
> if this was a RAS SError and decode its severity.
>
> Signed-off-by: James Morse <james.morse@arm.com>
> ---
> Changes since v4:
> * Switched to Marc's exit_code != irq version
>
> (Christoffer gave Reviewed-by for v2, which I missed (sorry), the patch
> has changed since then..)
>
> arch/arm64/kvm/hyp/switch.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
M.
--
Jazz is not dead. It just smells funny...
next prev parent reply other threads:[~2018-01-16 9:36 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-15 19:38 [PATCH v6 00/13] arm64/KVM: RAS & IESB for firmware first support James Morse
2018-01-15 19:38 ` James Morse
2018-01-15 19:38 ` [PATCH v6 01/13] arm64: cpufeature: __this_cpu_has_cap() shouldn't stop early James Morse
2018-01-15 19:38 ` James Morse
2018-01-16 9:51 ` Marc Zyngier
2018-01-16 15:04 ` Catalin Marinas
2018-01-16 15:09 ` Suzuki K Poulose
2018-01-15 19:38 ` [PATCH v6 02/13] arm64: sysreg: Move to use definitions for all the SCTLR bits James Morse
2018-01-15 19:38 ` James Morse
2018-01-15 19:38 ` [PATCH v6 03/13] arm64: cpufeature: Detect CPU RAS Extentions James Morse
2018-01-15 19:38 ` James Morse
2018-01-16 10:26 ` Suzuki K Poulose
2018-01-16 11:17 ` gengdongjiu
2018-01-22 19:32 ` James Morse
2018-01-22 19:32 ` James Morse
2018-01-23 9:06 ` gengdongjiu
2018-01-23 9:06 ` gengdongjiu
2018-01-23 19:05 ` James Morse
2018-01-23 19:05 ` James Morse
2018-01-25 8:27 ` gengdongjiu
2018-01-25 8:27 ` gengdongjiu
2018-01-15 19:38 ` [PATCH v6 04/13] arm64: kernel: Survive corrected RAS errors notified by SError James Morse
2018-01-15 19:38 ` James Morse
2018-01-15 19:38 ` [PATCH v6 05/13] arm64: Unconditionally enable IESB on exception entry/return for firmware-first James Morse
2018-01-15 19:38 ` James Morse
2018-01-16 9:55 ` Marc Zyngier
2018-01-15 19:38 ` [PATCH v6 06/13] arm64: kernel: Prepare for a DISR user James Morse
2018-01-15 19:38 ` James Morse
2018-01-16 11:11 ` Suzuki K Poulose
2018-01-15 19:39 ` [PATCH v6 07/13] KVM: arm/arm64: mask/unmask daif around VHE guests James Morse
2018-01-15 19:39 ` James Morse
2018-01-16 10:01 ` Marc Zyngier
2018-01-15 19:39 ` [PATCH v6 08/13] KVM: arm64: Set an impdef ESR for Virtual-SError using VSESR_EL2 James Morse
2018-01-15 19:39 ` James Morse
2018-01-16 10:05 ` Marc Zyngier
2018-01-15 19:39 ` [PATCH v6 09/13] KVM: arm64: Save/Restore guest DISR_EL1 James Morse
2018-01-15 19:39 ` James Morse
2018-01-15 19:39 ` [PATCH v6 10/13] KVM: arm64: Save ESR_EL2 on guest SError James Morse
2018-01-15 19:39 ` James Morse
2018-01-16 9:41 ` Marc Zyngier [this message]
2018-01-15 19:39 ` [PATCH v6 11/13] KVM: arm64: Handle RAS SErrors from EL1 on guest exit James Morse
2018-01-15 19:39 ` James Morse
2018-01-16 9:29 ` Marc Zyngier
2018-01-19 19:20 ` Christoffer Dall
2018-01-19 19:20 ` Christoffer Dall
2018-01-22 18:18 ` James Morse
2018-01-22 18:18 ` James Morse
2018-01-23 15:32 ` Christoffer Dall
2018-01-23 15:32 ` Christoffer Dall
2018-01-30 19:18 ` James Morse
2018-01-30 19:18 ` James Morse
2018-01-15 19:39 ` [PATCH v6 12/13] KVM: arm64: Handle RAS SErrors from EL2 " James Morse
2018-01-15 19:39 ` James Morse
2018-01-16 9:36 ` Marc Zyngier
2018-01-19 19:54 ` Christoffer Dall
2018-01-19 19:54 ` Christoffer Dall
2018-01-15 19:39 ` [PATCH v6 13/13] KVM: arm64: Emulate RAS error registers and set HCR_EL2's TERR & TEA James Morse
2018-01-15 19:39 ` James Morse
2018-01-16 17:36 ` [PATCH v6 00/13] arm64/KVM: RAS & IESB for firmware first support Catalin Marinas
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