From: Marc Zyngier <maz@kernel.org>
To: linux-arm-kernel@lists.infradead.org,
kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org
Cc: kernel-team@android.com, Will Deacon <will@kernel.org>,
Andre Przywara <andre.przywara@arm.com>,
Dave Martin <Dave.Martin@arm.com>,
George Cherian <gcherian@marvell.com>,
"Zengtao \(B\)" <prime.zeng@hisilicon.com>,
Catalin Marinas <catalin.marinas@arm.com>
Subject: [PATCH v2 10/17] KVM: arm64: debug: Use ctxt_sys_reg() instead of raw sys_regs access
Date: Mon, 15 Jun 2020 14:27:12 +0100 [thread overview]
Message-ID: <20200615132719.1932408-11-maz@kernel.org> (raw)
In-Reply-To: <20200615132719.1932408-1-maz@kernel.org>
Now that we have a wrapper for the sysreg accesses, let's use that
consistently.
Signed-off-by: Marc Zyngier <maz@kernel.org>
---
arch/arm64/kvm/hyp/debug-sr.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/arch/arm64/kvm/hyp/debug-sr.c b/arch/arm64/kvm/hyp/debug-sr.c
index 2a6bfa2d3a94..aa2e62c4ed59 100644
--- a/arch/arm64/kvm/hyp/debug-sr.c
+++ b/arch/arm64/kvm/hyp/debug-sr.c
@@ -129,8 +129,7 @@ static void __hyp_text __debug_restore_spe_nvhe(u64 pmscr_el1)
write_sysreg_s(pmscr_el1, SYS_PMSCR_EL1);
}
-static void __hyp_text __debug_save_state(struct kvm_vcpu *vcpu,
- struct kvm_guest_debug_arch *dbg,
+static void __hyp_text __debug_save_state(struct kvm_guest_debug_arch *dbg,
struct kvm_cpu_context *ctxt)
{
u64 aa64dfr0;
@@ -148,8 +147,7 @@ static void __hyp_text __debug_save_state(struct kvm_vcpu *vcpu,
ctxt_sys_reg(ctxt, MDCCINT_EL1) = read_sysreg(mdccint_el1);
}
-static void __hyp_text __debug_restore_state(struct kvm_vcpu *vcpu,
- struct kvm_guest_debug_arch *dbg,
+static void __hyp_text __debug_restore_state(struct kvm_guest_debug_arch *dbg,
struct kvm_cpu_context *ctxt)
{
u64 aa64dfr0;
@@ -190,8 +188,8 @@ void __hyp_text __debug_switch_to_guest(struct kvm_vcpu *vcpu)
host_dbg = &vcpu->arch.host_debug_state.regs;
guest_dbg = kern_hyp_va(vcpu->arch.debug_ptr);
- __debug_save_state(vcpu, host_dbg, host_ctxt);
- __debug_restore_state(vcpu, guest_dbg, guest_ctxt);
+ __debug_save_state(host_dbg, host_ctxt);
+ __debug_restore_state(guest_dbg, guest_ctxt);
}
void __hyp_text __debug_switch_to_host(struct kvm_vcpu *vcpu)
@@ -212,8 +210,8 @@ void __hyp_text __debug_switch_to_host(struct kvm_vcpu *vcpu)
host_dbg = &vcpu->arch.host_debug_state.regs;
guest_dbg = kern_hyp_va(vcpu->arch.debug_ptr);
- __debug_save_state(vcpu, guest_dbg, guest_ctxt);
- __debug_restore_state(vcpu, host_dbg, host_ctxt);
+ __debug_save_state(guest_dbg, guest_ctxt);
+ __debug_restore_state(host_dbg, host_ctxt);
vcpu->arch.flags &= ~KVM_ARM64_DEBUG_DIRTY;
}
--
2.27.0
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next prev parent reply other threads:[~2020-06-15 13:33 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-15 13:27 [PATCH v2 00/17] KVM: arm64: Preliminary NV patches Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 01/17] KVM: arm64: Factor out stage 2 page table data from struct kvm Marc Zyngier
2020-06-16 15:59 ` Alexandru Elisei
2020-06-16 16:18 ` Marc Zyngier
2020-06-17 12:58 ` Alexandru Elisei
2020-06-25 12:19 ` Alexandru Elisei
2020-07-06 12:17 ` Marc Zyngier
2020-07-06 15:49 ` Alexandru Elisei
2020-06-17 12:40 ` Marc Zyngier
2020-06-25 12:49 ` Alexandru Elisei
2020-07-13 9:47 ` Andrew Scull
2020-07-13 14:20 ` Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 02/17] arm64: Detect the ARMv8.4 TTL feature Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 03/17] arm64: Document SW reserved PTE/PMD bits in Stage-2 descriptors Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 04/17] arm64: Add level-hinted TLB invalidation helper Marc Zyngier
2020-06-25 16:24 ` Alexandru Elisei
2020-06-15 13:27 ` [PATCH v2 05/17] KVM: arm64: Use TTL hint in when invalidating stage-2 translations Marc Zyngier
2020-06-26 13:14 ` Alexandru Elisei
2020-06-15 13:27 ` [PATCH v2 06/17] KVM: arm64: Introduce accessor for ctxt->sys_reg Marc Zyngier
2020-06-26 15:39 ` Alexandru Elisei
2020-07-06 12:15 ` Marc Zyngier
2020-07-06 12:35 ` Alexandru Elisei
2020-06-15 13:27 ` [PATCH v2 07/17] KVM: arm64: hyp: Use ctxt_sys_reg/__vcpu_sys_reg instead of raw sys_regs access Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 08/17] KVM: arm64: sve: Use __vcpu_sys_reg() " Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 09/17] KVM: arm64: pauth: Use ctxt_sys_reg() " Marc Zyngier
2020-06-15 13:27 ` Marc Zyngier [this message]
2020-06-15 13:27 ` [PATCH v2 11/17] KVM: arm64: Make struct kvm_regs userspace-only Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 12/17] KVM: arm64: Move ELR_EL1 to the system register array Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 13/17] KVM: arm64: Move SP_EL1 " Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 14/17] KVM: arm64: Disintegrate SPSR array Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 15/17] KVM: arm64: Move SPSR_EL1 to the system register array Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 16/17] KVM: arm64: timers: Rename kvm_timer_sync_hwstate to kvm_timer_sync_user Marc Zyngier
2020-06-15 13:27 ` [PATCH v2 17/17] KVM: arm64: timers: Move timer registers to the sys_regs file Marc Zyngier
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