From: Andrew Scull <ascull@google.com>
To: David Brazdil <dbrazdil@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Marc Zyngier <maz@kernel.org>, Will Deacon <will@kernel.org>,
kvmarm@lists.cs.columbia.edu
Subject: Re: [PATCH v2 07/14] arm64: kvm: Split hyp/switch.c to VHE/nVHE
Date: Mon, 18 May 2020 16:28:51 +0100 [thread overview]
Message-ID: <20200518152851.GA147668@google.com> (raw)
In-Reply-To: <20200515105841.73532-8-dbrazdil@google.com>
On Fri, May 15, 2020 at 11:58:34AM +0100, David Brazdil wrote:
> +__kvm_nvhe_sve_load_state = sve_load_state;
> +__kvm_nvhe_sve_save_state = sve_save_state;
Building without CONFIG_ARM64_VHE leads to a linker error due to the SVE
functions being referenced in this list. This is caused by
CONFIG_ARM64_VHE disabling CONFIG_ARM64_SVE and, in turn, preventing the
generation of those symbols. There aren't any references from code, just
this file.
It can be resolved by having the SVE symbol aliases depend on
CONFIG_ARM64_SVE.
_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
WARNING: multiple messages have this Message-ID (diff)
From: Andrew Scull <ascull@google.com>
To: David Brazdil <dbrazdil@google.com>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
linux-kernel@vger.kernel.org, James Morse <james.morse@arm.com>,
linux-arm-kernel@lists.infradead.org,
Marc Zyngier <maz@kernel.org>, Will Deacon <will@kernel.org>,
kvmarm@lists.cs.columbia.edu,
Julien Thierry <julien.thierry.kdev@gmail.com>
Subject: Re: [PATCH v2 07/14] arm64: kvm: Split hyp/switch.c to VHE/nVHE
Date: Mon, 18 May 2020 16:28:51 +0100 [thread overview]
Message-ID: <20200518152851.GA147668@google.com> (raw)
In-Reply-To: <20200515105841.73532-8-dbrazdil@google.com>
On Fri, May 15, 2020 at 11:58:34AM +0100, David Brazdil wrote:
> +__kvm_nvhe_sve_load_state = sve_load_state;
> +__kvm_nvhe_sve_save_state = sve_save_state;
Building without CONFIG_ARM64_VHE leads to a linker error due to the SVE
functions being referenced in this list. This is caused by
CONFIG_ARM64_VHE disabling CONFIG_ARM64_SVE and, in turn, preventing the
generation of those symbols. There aren't any references from code, just
this file.
It can be resolved by having the SVE symbol aliases depend on
CONFIG_ARM64_SVE.
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Andrew Scull <ascull@google.com>
To: David Brazdil <dbrazdil@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
James Morse <james.morse@arm.com>,
Julien Thierry <julien.thierry.kdev@gmail.com>,
Marc Zyngier <maz@kernel.org>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Will Deacon <will@kernel.org>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 07/14] arm64: kvm: Split hyp/switch.c to VHE/nVHE
Date: Mon, 18 May 2020 16:28:51 +0100 [thread overview]
Message-ID: <20200518152851.GA147668@google.com> (raw)
In-Reply-To: <20200515105841.73532-8-dbrazdil@google.com>
On Fri, May 15, 2020 at 11:58:34AM +0100, David Brazdil wrote:
> +__kvm_nvhe_sve_load_state = sve_load_state;
> +__kvm_nvhe_sve_save_state = sve_save_state;
Building without CONFIG_ARM64_VHE leads to a linker error due to the SVE
functions being referenced in this list. This is caused by
CONFIG_ARM64_VHE disabling CONFIG_ARM64_SVE and, in turn, preventing the
generation of those symbols. There aren't any references from code, just
this file.
It can be resolved by having the SVE symbol aliases depend on
CONFIG_ARM64_SVE.
next prev parent reply other threads:[~2020-05-18 15:29 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-15 10:58 [PATCH v2 00/14] Split off nVHE hyp code David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 01/14] arm64: kvm: Fix symbol dependency in __hyp_call_panic_nvhe David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 02/14] arm64: kvm: Move __smccc_workaround_1_smc to .rodata David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 03/14] arm64: kvm: Formalize hypcall ABI David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 04/14] arm64: kvm: Add build rules for separate nVHE object files David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-18 15:55 ` Andrew Scull
2020-05-18 15:55 ` Andrew Scull
2020-05-18 15:55 ` Andrew Scull
2020-05-18 16:42 ` David Brazdil
2020-05-18 16:42 ` David Brazdil
2020-05-18 16:42 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 05/14] arm64: kvm: Build hyp-entry.S separately for VHE/nVHE David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 06/14] arm64: kvm: Split hyp/tlb.c to VHE/nVHE David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 07/14] arm64: kvm: Split hyp/switch.c " David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-18 15:28 ` Andrew Scull [this message]
2020-05-18 15:28 ` Andrew Scull
2020-05-18 15:28 ` Andrew Scull
2020-05-18 16:44 ` David Brazdil
2020-05-18 16:44 ` David Brazdil
2020-05-18 16:44 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 08/14] arm64: kvm: Split hyp/debug-sr.c " David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 09/14] arm64: kvm: Split hyp/sysreg-sr.c " David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 10/14] arm64: kvm: Split hyp/timer-sr.c " David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 11/14] arm64: kvm: Compile remaining hyp/ files for both VHE/nVHE David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 12/14] arm64: kvm: Add comments around __kvm_nvhe_ symbol aliases David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 13/14] arm64: kvm: Remove __hyp_text macro, use build rules instead David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` [PATCH v2 14/14] arm64: kvm: Lift instrumentation restrictions on VHE David Brazdil
2020-05-15 10:58 ` David Brazdil
2020-05-15 10:58 ` David Brazdil
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