From: Dave Martin <Dave.Martin@arm.com>
To: Andre Przywara <andre.przywara@arm.com>
Cc: Christoffer Dall <cdall@kernel.org>,
Marc Zyngier <marc.zyngier@arm.com>,
Will Deacon <will.deacon@arm.com>,
Kristina Martsenko <kristina.martsenko@arm.com>,
Zhang Lei <zhang.lei@jp.fujitsu.com>,
Amit Daniel Kachhap <amit.kachhap@arm.com>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH kvmtool v3 8/9] arm64: Add SVE support
Date: Mon, 3 Jun 2019 12:15:36 +0100 [thread overview]
Message-ID: <20190603111536.GM28398@e103592.cambridge.arm.com> (raw)
In-Reply-To: <20190531181331.2a4ef6dd@donnerap.cambridge.arm.com>
On Fri, May 31, 2019 at 06:13:31PM +0100, Andre Przywara wrote:
> On Thu, 30 May 2019 16:13:13 +0100
> Dave Martin <Dave.Martin@arm.com> wrote:
>
> > This patch adds --enable-sve/--disable-sve command line options to
> > allow the user to control whether the Scalable Vector Extension is
> > made available to the guest.
>
> I guess I have a similar concern about this enable/disable pair being
> confusing, though there is more sense here for SVE, given the impact of it
> being enabled in the guest.
>
> Maybe we can cover both pointer auth and SVE options with the same revised
> approach?
I agree that we should follow the same approach for both when we've
decided what approach to take.
(That was part of the reason for pulling both into the same series -- I
didn't want to end up randomly doing two different things without a
conscious intention to do so.)
Cheers
---Dave
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next prev parent reply other threads:[~2019-06-03 11:15 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-30 15:13 [PATCH kvmtool v3 0/9] arm64: Pointer Authentication and SVE support Dave Martin
2019-05-30 15:13 ` [PATCH kvmtool v3 1/9] update_headers.sh: Add missing shell quoting Dave Martin
2019-05-31 17:02 ` Andre Przywara
2019-06-03 10:40 ` Dave Martin
2019-05-30 15:13 ` [PATCH kvmtool v3 2/9] update_headers.sh: Cleanly report failure on error Dave Martin
2019-05-31 17:03 ` Andre Przywara
2019-06-03 10:41 ` Dave Martin
2019-05-30 15:13 ` [PATCH kvmtool v3 3/9] update_headers.sh: arm64: Copy sve_context.h if available Dave Martin
2019-05-31 17:03 ` Andre Przywara
2019-06-03 11:08 ` Dave Martin
2019-05-30 15:13 ` [PATCH kvmtool v3 4/9] update_headers: Sync kvm UAPI headers with linux v5.1-rc1 Dave Martin
2019-05-31 17:03 ` Andre Przywara
2019-06-03 11:10 ` Dave Martin
2019-05-30 15:13 ` [PATCH kvmtool v3 5/9] KVM: arm/arm64: Add a vcpu feature for pointer authentication Dave Martin
2019-05-31 17:04 ` Andre Przywara
2019-06-03 11:23 ` Dave Martin
2019-06-03 14:03 ` Andre Przywara
2019-06-03 14:18 ` Dave Martin
2019-06-03 14:07 ` Will Deacon
2019-06-03 14:17 ` Dave Martin
2019-06-03 13:48 ` Dave Martin
2019-05-30 15:13 ` [PATCH kvmtool v3 6/9] arm/arm64: Factor out ptrauth vcpu feature setup Dave Martin
2019-05-31 17:04 ` Andre Przywara
2019-06-03 11:12 ` Dave Martin
2019-05-30 15:13 ` [PATCH kvmtool v3 7/9] arm64: Make ptrauth enable/disable diagnostics more user-friendly Dave Martin
2019-05-31 17:05 ` Andre Przywara
2019-06-03 11:14 ` Dave Martin
2019-05-30 15:13 ` [PATCH kvmtool v3 8/9] arm64: Add SVE support Dave Martin
2019-05-31 17:13 ` Andre Przywara
2019-06-03 11:15 ` Dave Martin [this message]
2019-05-30 15:13 ` [PATCH kvmtool v3 9/9] arm64: Select SVE vector lengths via the command line Dave Martin
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