[PATCH v5 02/24] KVM: arm64: Move arm_{psci,hypercalls}.h to an internal KVM path
From: Colton Lewis <hidden>
Date: 2025-12-09 20:52:28
Also in:
kvm, kvmarm, linux-doc, linux-kselftest, linux-perf-users, lkml
Subsystem:
arm64 port (aarch64 architecture), kernel virtual machine for arm64 (kvm/arm64), the rest · Maintainers:
Catalin Marinas, Will Deacon, Marc Zyngier, Oliver Upton, Linus Torvalds
From: Anish Ghulati <redacted> Move arm_hypercalls.h and arm_psci.h into arch/arm64/kvm now that KVM no longer supports 32-bit ARM, i.e. now that there's no reason to make the hypercall and PSCI APIs "public". Signed-off-by: Anish Ghulati <redacted> [sean: squash into one patch, write changelog] Signed-off-by: Sean Christopherson <seanjc@google.com> Message-ID: [ref] Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> --- arch/arm64/kvm/arm.c | 5 +++-- {include => arch/arm64}/kvm/arm_hypercalls.h | 0 {include => arch/arm64}/kvm/arm_psci.h | 0 arch/arm64/kvm/guest.c | 2 +- arch/arm64/kvm/handle_exit.c | 2 +- arch/arm64/kvm/hyp/Makefile | 6 +++--- arch/arm64/kvm/hyp/include/hyp/switch.h | 4 ++-- arch/arm64/kvm/hyp/nvhe/switch.c | 4 ++-- arch/arm64/kvm/hyp/vhe/switch.c | 4 ++-- arch/arm64/kvm/hypercalls.c | 4 ++-- arch/arm64/kvm/psci.c | 4 ++-- arch/arm64/kvm/pvtime.c | 2 +- arch/arm64/kvm/trng.c | 2 +- 13 files changed, 20 insertions(+), 19 deletions(-) rename {include => arch/arm64}/kvm/arm_hypercalls.h (100%) rename {include => arch/arm64}/kvm/arm_psci.h (100%)
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 052bf0d4d0b03..d1750d6058dfd 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c@@ -41,9 +41,10 @@ #include <asm/kvm_ptrauth.h> #include <asm/sections.h> -#include <kvm/arm_hypercalls.h> #include <kvm/arm_pmu.h> -#include <kvm/arm_psci.h> + +#include "arm_hypercalls.h" +#include "arm_psci.h" #include "sys_regs.h"
diff --git a/include/kvm/arm_hypercalls.h b/arch/arm64/kvm/arm_hypercalls.h
similarity index 100%
rename from include/kvm/arm_hypercalls.h
rename to arch/arm64/kvm/arm_hypercalls.h
diff --git a/include/kvm/arm_psci.h b/arch/arm64/kvm/arm_psci.h
similarity index 100%
rename from include/kvm/arm_psci.h
rename to arch/arm64/kvm/arm_psci.h
diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c
index 1c87699fd886e..863b351ae1221 100644
--- a/arch/arm64/kvm/guest.c
+++ b/arch/arm64/kvm/guest.c@@ -18,7 +18,6 @@ #include <linux/string.h> #include <linux/vmalloc.h> #include <linux/fs.h> -#include <kvm/arm_hypercalls.h> #include <asm/cputype.h> #include <linux/uaccess.h> #include <asm/fpsimd.h>
@@ -27,6 +26,7 @@ #include <asm/kvm_nested.h> #include <asm/sigcontext.h> +#include "arm_hypercalls.h" #include "trace.h" const struct _kvm_stats_desc kvm_vm_stats_desc[] = {
diff --git a/arch/arm64/kvm/handle_exit.c b/arch/arm64/kvm/handle_exit.c
index cc7d5d1709cb8..66740520f2166 100644
--- a/arch/arm64/kvm/handle_exit.c
+++ b/arch/arm64/kvm/handle_exit.c@@ -22,7 +22,7 @@ #include <asm/stacktrace/nvhe.h> #include <asm/traps.h> -#include <kvm/arm_hypercalls.h> +#include "arm_hypercalls.h" #define CREATE_TRACE_POINTS #include "trace_handle_exit.h"
diff --git a/arch/arm64/kvm/hyp/Makefile b/arch/arm64/kvm/hyp/Makefile
index d61e44642f980..b1a4884446c69 100644
--- a/arch/arm64/kvm/hyp/Makefile
+++ b/arch/arm64/kvm/hyp/Makefile@@ -3,8 +3,8 @@ # Makefile for Kernel-based Virtual Machine module, HYP part # -incdir := $(src)/include -subdir-asflags-y := -I$(incdir) -subdir-ccflags-y := -I$(incdir) +hyp_includes := -I$(src)/include -I$(srctree)/arch/arm64/kvm +subdir-asflags-y := $(hyp_includes) +subdir-ccflags-y := $(hyp_includes) obj-$(CONFIG_KVM) += vhe/ nvhe/ pgtable.o
diff --git a/arch/arm64/kvm/hyp/include/hyp/switch.h b/arch/arm64/kvm/hyp/include/hyp/switch.h
index c5d5e5b86eaf0..6e8050f260f34 100644
--- a/arch/arm64/kvm/hyp/include/hyp/switch.h
+++ b/arch/arm64/kvm/hyp/include/hyp/switch.h@@ -16,8 +16,6 @@ #include <linux/jump_label.h> #include <uapi/linux/psci.h> -#include <kvm/arm_psci.h> - #include <asm/barrier.h> #include <asm/cpufeature.h> #include <asm/extable.h>
@@ -32,6 +30,8 @@ #include <asm/processor.h> #include <asm/traps.h> +#include "arm_psci.h" + struct kvm_exception_table_entry { int insn, fixup; };
diff --git a/arch/arm64/kvm/hyp/nvhe/switch.c b/arch/arm64/kvm/hyp/nvhe/switch.c
index d3b9ec8a7c283..5d626308952ac 100644
--- a/arch/arm64/kvm/hyp/nvhe/switch.c
+++ b/arch/arm64/kvm/hyp/nvhe/switch.c@@ -13,8 +13,6 @@ #include <linux/jump_label.h> #include <uapi/linux/psci.h> -#include <kvm/arm_psci.h> - #include <asm/barrier.h> #include <asm/cpufeature.h> #include <asm/kprobes.h>
@@ -28,6 +26,8 @@ #include <nvhe/mem_protect.h> +#include "arm_psci.h" + /* Non-VHE specific context */ DEFINE_PER_CPU(struct kvm_host_data, kvm_host_data); DEFINE_PER_CPU(struct kvm_cpu_context, kvm_hyp_ctxt);
diff --git a/arch/arm64/kvm/hyp/vhe/switch.c b/arch/arm64/kvm/hyp/vhe/switch.c
index 9984c492305a8..0039e501a3cb7 100644
--- a/arch/arm64/kvm/hyp/vhe/switch.c
+++ b/arch/arm64/kvm/hyp/vhe/switch.c@@ -13,8 +13,6 @@ #include <linux/percpu.h> #include <uapi/linux/psci.h> -#include <kvm/arm_psci.h> - #include <asm/barrier.h> #include <asm/cpufeature.h> #include <asm/kprobes.h>
@@ -28,6 +26,8 @@ #include <asm/thread_info.h> #include <asm/vectors.h> +#include "arm_psci.h" + /* VHE specific context */ DEFINE_PER_CPU(struct kvm_host_data, kvm_host_data); DEFINE_PER_CPU(struct kvm_cpu_context, kvm_hyp_ctxt);
diff --git a/arch/arm64/kvm/hypercalls.c b/arch/arm64/kvm/hypercalls.c
index 58c5fe7d75727..05331389081f8 100644
--- a/arch/arm64/kvm/hypercalls.c
+++ b/arch/arm64/kvm/hypercalls.c@@ -6,8 +6,8 @@ #include <asm/kvm_emulate.h> -#include <kvm/arm_hypercalls.h> -#include <kvm/arm_psci.h> +#include "arm_hypercalls.h" +#include "arm_psci.h" #define KVM_ARM_SMCCC_STD_FEATURES \ GENMASK(KVM_REG_ARM_STD_BMAP_BIT_COUNT - 1, 0)
diff --git a/arch/arm64/kvm/psci.c b/arch/arm64/kvm/psci.c
index 3b5dbe9a0a0ea..0566b59074978 100644
--- a/arch/arm64/kvm/psci.c
+++ b/arch/arm64/kvm/psci.c@@ -13,8 +13,8 @@ #include <asm/cputype.h> #include <asm/kvm_emulate.h> -#include <kvm/arm_psci.h> -#include <kvm/arm_hypercalls.h> +#include "arm_hypercalls.h" +#include "arm_psci.h" /* * This is an implementation of the Power State Coordination Interface
diff --git a/arch/arm64/kvm/pvtime.c b/arch/arm64/kvm/pvtime.c
index 4ceabaa4c30bd..b07d250d223c0 100644
--- a/arch/arm64/kvm/pvtime.c
+++ b/arch/arm64/kvm/pvtime.c@@ -8,7 +8,7 @@ #include <asm/kvm_mmu.h> #include <asm/pvclock-abi.h> -#include <kvm/arm_hypercalls.h> +#include "arm_hypercalls.h" void kvm_update_stolen_time(struct kvm_vcpu *vcpu) {
diff --git a/arch/arm64/kvm/trng.c b/arch/arm64/kvm/trng.c
index 99bdd7103c9c1..b5dc0f09797a3 100644
--- a/arch/arm64/kvm/trng.c
+++ b/arch/arm64/kvm/trng.c@@ -6,7 +6,7 @@ #include <asm/kvm_emulate.h> -#include <kvm/arm_hypercalls.h> +#include "arm_hypercalls.h" #define ARM_SMCCC_TRNG_VERSION_1_0 0x10000UL
--
2.52.0.239.gd5f0c6e74e-goog