Thread (77 messages) 77 messages, 9 authors, 2024-10-17

Re: [PATCH v5 08/30] KVM: arm64: make kvm_at() take an OP_AT_*

From: Marc Zyngier <maz@kernel.org>
Date: 2024-08-30 11:23:36
Also in: kvmarm, linux-arm-kernel, linux-fsdevel, linux-kselftest, linux-mm

On Fri, 30 Aug 2024 10:25:27 +0100,
Will Deacon [off-list ref] wrote:
On Thu, Aug 22, 2024 at 04:10:51PM +0100, Joey Gouly wrote:
quoted
To allow using newer instructions that current assemblers don't know about,
replace the `at` instruction with the underlying SYS instruction.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <redacted>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Reviewed-by: Marc Zyngier <maz@kernel.org>
---
 arch/arm64/include/asm/kvm_asm.h       | 3 ++-
 arch/arm64/kvm/hyp/include/hyp/fault.h | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)
Acked-by: Will Deacon <will@kernel.org>
quoted
diff --git arch/arm64/include/asm/kvm_asm.h arch/arm64/include/asm/kvm_asm.h
index 2181a11b9d92..38d7bfa3966a 100644
--- arch/arm64/include/asm/kvm_asm.h
+++ arch/arm64/include/asm/kvm_asm.h
FWIW (mainly for Marc): you seem to be missing the 'a/' and 'b/'
prefixes here, so my git would't accept the change when I tried to
apply locally for testing.
Seems like a spurious '--no-prefix' was added at patch formatting
time, That clashes with git-apply's default '-p1', which strips the
first component of the path.

There's probably a way to pass '-p0' to 'git am', but I don't feel
like trawling the git documentation by such a temperature...

	M.

-- 
Without deviation from the norm, progress is not possible.
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