From: cdall@linaro.org (Christoffer Dall)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 25/25] KVM: arm64: vgic-v3: Log which GICv3 system registers are trapped
Date: Tue, 6 Jun 2017 15:23:13 +0200 [thread overview]
Message-ID: <20170606132313.GC9464@cbox> (raw)
In-Reply-To: <20170601102117.17750-26-marc.zyngier@arm.com>
On Thu, Jun 01, 2017 at 11:21:17AM +0100, Marc Zyngier wrote:
> In order to facilitate debug, let's log which class of GICv3 system
> registers are trapped.
>
> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Christoffer Dall <cdall@linaro.org>
> ---
> virt/kvm/arm/vgic/vgic-v3.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/virt/kvm/arm/vgic/vgic-v3.c b/virt/kvm/arm/vgic/vgic-v3.c
> index 636f1258d217..e0b530f4b1e6 100644
> --- a/virt/kvm/arm/vgic/vgic-v3.c
> +++ b/virt/kvm/arm/vgic/vgic-v3.c
> @@ -499,7 +499,10 @@ int vgic_v3_probe(const struct gic_kvm_info *info)
> #endif
>
> if (group0_trap || group1_trap || common_trap) {
> - kvm_info("GICv3 sysreg trapping enabled (reduced performance)\n");
> + kvm_info("GICv3 sysreg trapping enabled ([%s%s%s], reduced performance)\n",
> + group0_trap ? "G0" : "",
> + group1_trap ? "G1" : "",
> + common_trap ? "C" : "");
> static_branch_enable(&vgic_v3_cpuif_trap);
> }
>
> --
> 2.11.0
>
next prev parent reply other threads:[~2017-06-06 13:23 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-01 10:20 [PATCH v2 00/25] arm64: KVM: Mediate access to GICv3 sysregs at EL2 Marc Zyngier
2017-06-01 10:20 ` [PATCH v2 01/25] arm64: Add a facility to turn an ESR syndrome into a sysreg encoding Marc Zyngier
2017-06-01 10:20 ` [PATCH v2 02/25] KVM: arm/arm64: vgic-v3: Add accessors for the ICH_APxRn_EL2 registers Marc Zyngier
2017-06-01 10:20 ` [PATCH v2 03/25] KVM: arm64: Make kvm_condition_valid32() accessible from EL2 Marc Zyngier
2017-06-04 12:11 ` Christoffer Dall
2017-06-05 8:13 ` Marc Zyngier
2017-06-05 8:23 ` Christoffer Dall
2017-06-05 9:10 ` Marc Zyngier
2017-06-01 10:20 ` [PATCH v2 04/25] KVM: arm64: vgic-v3: Add hook to handle guest GICv3 sysreg accesses at EL2 Marc Zyngier
2017-06-04 14:59 ` Christoffer Dall
2017-06-01 10:20 ` [PATCH v2 05/25] KVM: arm64: vgic-v3: Add ICV_BPR1_EL1 handler Marc Zyngier
2017-06-04 20:25 ` Christoffer Dall
2017-06-05 9:58 ` Marc Zyngier
2017-06-05 10:16 ` Christoffer Dall
2017-06-05 10:27 ` Peter Maydell
2017-06-06 9:41 ` Christoffer Dall
2017-06-01 10:20 ` [PATCH v2 06/25] KVM: arm64: vgic-v3: Add ICV_IGRPEN1_EL1 handler Marc Zyngier
2017-06-06 13:22 ` Christoffer Dall
2017-06-01 10:20 ` [PATCH v2 07/25] KVM: arm64: vgic-v3: Add ICV_IAR1_EL1 handler Marc Zyngier
2017-06-05 9:21 ` Christoffer Dall
2017-06-05 10:33 ` Marc Zyngier
2017-06-06 11:09 ` Christoffer Dall
2017-06-06 13:35 ` Marc Zyngier
2017-06-06 13:50 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 08/25] KVM: arm64: vgic-v3: Add ICV_EOIR1_EL1 handler Marc Zyngier
2017-06-05 10:32 ` Christoffer Dall
2017-06-05 11:00 ` Marc Zyngier
2017-06-06 13:19 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 09/25] KVM: arm64: vgic-v3: Add ICV_AP1Rn_EL1 handler Marc Zyngier
2017-06-06 13:22 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 10/25] KVM: arm64: vgic-v3: Add ICV_HPPIR1_EL1 handler Marc Zyngier
2017-06-06 11:51 ` Christoffer Dall
2017-06-06 13:57 ` Marc Zyngier
2017-06-06 14:41 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 11/25] KVM: arm64: vgic-v3: Enable trapping of Group-1 system registers Marc Zyngier
2017-06-06 13:22 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 12/25] KVM: arm64: Enable GICv3 Group-1 sysreg trapping via command-line Marc Zyngier
2017-06-06 12:06 ` Christoffer Dall
2017-06-06 13:59 ` Marc Zyngier
2017-06-06 14:42 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 13/25] KVM: arm64: vgic-v3: Add ICV_BPR0_EL1 handler Marc Zyngier
2017-06-06 12:11 ` Christoffer Dall
2017-06-06 15:15 ` Marc Zyngier
2017-06-06 15:46 ` Christoffer Dall
2017-06-06 15:56 ` Peter Maydell
2017-06-06 16:56 ` Marc Zyngier
2017-06-06 17:23 ` Christoffer Dall
2017-06-06 17:36 ` Peter Maydell
2017-06-01 10:21 ` [PATCH v2 14/25] KVM: arm64: vgic-v3: Add ICV_IGNREN0_EL1 handler Marc Zyngier
2017-06-06 13:22 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 15/25] KVM: arm64: vgic-v3: Add misc Group-0 handlers Marc Zyngier
2017-06-06 13:22 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 16/25] KVM: arm64: vgic-v3: Enable trapping of Group-0 system registers Marc Zyngier
2017-06-06 13:22 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 17/25] KVM: arm64: Enable GICv3 Group-0 sysreg trapping via command-line Marc Zyngier
2017-06-06 12:44 ` Christoffer Dall
2017-06-06 15:15 ` Marc Zyngier
2017-06-01 10:21 ` [PATCH v2 18/25] arm64: Add MIDR values for Cavium cn83XX SoCs Marc Zyngier
2017-06-01 10:21 ` [PATCH v2 19/25] arm64: Add workaround for Cavium Thunder erratum 30115 Marc Zyngier
2017-06-06 12:48 ` Christoffer Dall
2017-06-06 15:18 ` Marc Zyngier
2017-06-01 10:21 ` [PATCH v2 20/25] KVM: arm64: vgic-v3: Add ICV_DIR_EL1 handler Marc Zyngier
2017-06-06 12:59 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 21/25] KVM: arm64: vgic-v3: Add ICV_RPR_EL1 handler Marc Zyngier
2017-06-06 13:23 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 22/25] KVM: arm64: vgic-v3: Add ICV_CTLR_EL1 handler Marc Zyngier
2017-06-06 13:23 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 23/25] KVM: arm64: vgic-v3: Add ICV_PMR_EL1 handler Marc Zyngier
2017-06-06 13:23 ` Christoffer Dall
2017-06-01 10:21 ` [PATCH v2 24/25] KVM: arm64: Enable GICv3 common sysreg trapping via command-line Marc Zyngier
2017-06-01 10:21 ` [PATCH v2 25/25] KVM: arm64: vgic-v3: Log which GICv3 system registers are trapped Marc Zyngier
2017-06-06 13:23 ` Christoffer Dall [this message]
2017-06-01 21:00 ` [PATCH v2 00/25] arm64: KVM: Mediate access to GICv3 sysregs at EL2 David Daney
2017-06-02 9:11 ` Marc Zyngier
2017-06-02 16:24 ` David Daney
2017-06-08 14:35 ` Alexander Graf
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170606132313.GC9464@cbox \
--to=cdall@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).