Opaque KVM structs are useful for prototypes in asm/kvm_host.h, to avoid
"'struct foo' declared inside parameter list" warnings (and consequent
breakage due to conflicting types).
Move them from individual files to a generic place in linux/kvm_types.h.
Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
arch/arm/include/asm/kvm_host.h | 7 ++-----
arch/arm64/include/asm/kvm_host.h | 6 ++----
arch/ia64/include/asm/kvm_host.h | 3 ---
arch/mips/include/asm/kvm_host.h | 5 -----
arch/powerpc/include/asm/kvm_host.h | 5 -----
arch/s390/include/asm/kvm_host.h | 5 +++--
arch/x86/include/asm/kvm_host.h | 4 ----
include/linux/kvm_types.h | 11 +++++++++++
8 files changed, 18 insertions(+), 28 deletions(-)
diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h
index 84291feee9e1..aea259e9431f 100644
--- a/arch/arm/include/asm/kvm_host.h
+++ b/arch/arm/include/asm/kvm_host.h
@@ -19,6 +19,8 @@
#ifndef __ARM_KVM_HOST_H__
#define __ARM_KVM_HOST_H__
+#include <linux/types.h>
+#include <linux/kvm_types.h>
#include <asm/kvm.h>
#include <asm/kvm_asm.h>
#include <asm/kvm_mmio.h>
@@ -40,7 +42,6 @@
#include <kvm/arm_vgic.h>
-struct kvm_vcpu;
u32 *kvm_vcpu_reg(struct kvm_vcpu *vcpu, u8 reg_num, u32 mode);
int kvm_target_cpu(void);
int kvm_reset_vcpu(struct kvm_vcpu *vcpu);
@@ -149,20 +150,17 @@ struct kvm_vcpu_stat {
u32 halt_wakeup;
};
-struct kvm_vcpu_init;
int kvm_vcpu_set_target(struct kvm_vcpu *vcpu,
const struct kvm_vcpu_init *init);
int kvm_vcpu_preferred_target(struct kvm_vcpu_init *init);
unsigned long kvm_arm_num_regs(struct kvm_vcpu *vcpu);
int kvm_arm_copy_reg_indices(struct kvm_vcpu *vcpu, u64 __user *indices);
-struct kvm_one_reg;
int kvm_arm_get_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg);
int kvm_arm_set_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg);
u64 kvm_call_hyp(void *hypfn, ...);
void force_vm_exit(const cpumask_t *mask);
#define KVM_ARCH_WANT_MMU_NOTIFIER
-struct kvm;
int kvm_unmap_hva(struct kvm *kvm, unsigned long hva);
int kvm_unmap_hva_range(struct kvm *kvm,
unsigned long start, unsigned long end);
@@ -187,7 +185,6 @@ struct kvm_vcpu __percpu **kvm_get_running_vcpus(void);
int kvm_arm_copy_coproc_indices(struct kvm_vcpu *vcpu, u64 __user *uindices);
unsigned long kvm_arm_num_coproc_regs(struct kvm_vcpu *vcpu);
-struct kvm_one_reg;
int kvm_arm_coproc_get_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *);
int kvm_arm_coproc_set_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *);
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index 94d8a3c9b644..b5045e3e05f8 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -22,6 +22,8 @@
#ifndef __ARM64_KVM_HOST_H__
#define __ARM64_KVM_HOST_H__
+#include <linux/types.h>
+#include <linux/kvm_types.h>
#include <asm/kvm.h>
#include <asm/kvm_asm.h>
#include <asm/kvm_mmio.h>
@@ -41,7 +43,6 @@
#define KVM_VCPU_MAX_FEATURES 3
-struct kvm_vcpu;
int kvm_target_cpu(void);
int kvm_reset_vcpu(struct kvm_vcpu *vcpu);
int kvm_arch_dev_ioctl_check_extension(long ext);
@@ -164,18 +165,15 @@ struct kvm_vcpu_stat {
u32 halt_wakeup;
};
-struct kvm_vcpu_init;
int kvm_vcpu_set_target(struct kvm_vcpu *vcpu,
const struct kvm_vcpu_init *init);
int kvm_vcpu_preferred_target(struct kvm_vcpu_init *init);
unsigned long kvm_arm_num_regs(struct kvm_vcpu *vcpu);
int kvm_arm_copy_reg_indices(struct kvm_vcpu *vcpu, u64 __user *indices);
-struct kvm_one_reg;
int kvm_arm_get_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg);
int kvm_arm_set_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg);
#define KVM_ARCH_WANT_MMU_NOTIFIER
-struct kvm;
int kvm_unmap_hva(struct kvm *kvm, unsigned long hva);
int kvm_unmap_hva_range(struct kvm *kvm,
unsigned long start, unsigned long end);
diff --git a/arch/ia64/include/asm/kvm_host.h b/arch/ia64/include/asm/kvm_host.h
index 353167d95c66..4729752b7256 100644
--- a/arch/ia64/include/asm/kvm_host.h
+++ b/arch/ia64/include/asm/kvm_host.h
@@ -234,9 +234,6 @@ struct kvm_vm_data {
#define KVM_REQ_PTC_G 32
#define KVM_REQ_RESUME 33
-struct kvm;
-struct kvm_vcpu;
-
struct kvm_mmio_req {
uint64_t addr; /* physical address */
uint64_t size; /* size in bytes */
diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h
index b4d900acbdb9..0b24d6622ec1 100644
--- a/arch/mips/include/asm/kvm_host.h
+++ b/arch/mips/include/asm/kvm_host.h
@@ -96,11 +96,6 @@
#define CAUSEB_DC 27
#define CAUSEF_DC (_ULCAST_(1) << 27)
-struct kvm;
-struct kvm_run;
-struct kvm_vcpu;
-struct kvm_interrupt;
-
extern atomic_t kvm_mips_instance;
extern pfn_t(*kvm_mips_gfn_to_pfn) (struct kvm *kvm, gfn_t gfn);
extern void (*kvm_mips_release_pfn_clean) (pfn_t pfn);
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index 0e646c1bff13..237cc0cc80a2 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -53,7 +53,6 @@
#define KVM_ARCH_WANT_MMU_NOTIFIER
-struct kvm;
extern int kvm_unmap_hva(struct kvm *kvm, unsigned long hva);
extern int kvm_unmap_hva_range(struct kvm *kvm,
unsigned long start, unsigned long end);
@@ -76,10 +75,6 @@ extern void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte);
/* Physical Address Mask - allowed range of real mode RAM access */
#define KVM_PAM 0x0fffffffffffffffULL
-struct kvm;
-struct kvm_run;
-struct kvm_vcpu;
-
struct lppaca;
struct slb_shadow;
struct dtl_entry;
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index cee2be94e4ae..f6dd90684b97 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -13,8 +13,11 @@
#ifndef ASM_KVM_HOST_H
#define ASM_KVM_HOST_H
+
+#include <linux/types.h>
#include <linux/hrtimer.h>
#include <linux/interrupt.h>
+#include <linux/kvm_types.h>
#include <linux/kvm_host.h>
#include <linux/kvm.h>
#include <asm/debug.h>
@@ -431,8 +434,6 @@ static inline bool kvm_is_error_hva(unsigned long addr)
}
#define ASYNC_PF_PER_VCPU 64
-struct kvm_vcpu;
-struct kvm_async_pf;
struct kvm_arch_async_pf {
unsigned long pfault_token;
};
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index ac0f90e26a0b..567fface45f8 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -99,10 +99,6 @@ static inline gfn_t gfn_to_index(gfn_t gfn, gfn_t base_gfn, int level)
#define ASYNC_PF_PER_VCPU 64
-struct kvm_vcpu;
-struct kvm;
-struct kvm_async_pf;
-
enum kvm_reg {
VCPU_REGS_RAX = 0,
VCPU_REGS_RCX = 1,
diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h
index b0bcce0ddc95..1d6daca4927a 100644
--- a/include/linux/kvm_types.h
+++ b/include/linux/kvm_types.h
@@ -17,6 +17,17 @@
#ifndef __KVM_TYPES_H__
#define __KVM_TYPES_H__
+struct kvm;
+struct kvm_async_pf;
+struct kvm_interrupt;
+struct kvm_memory_slot;
+struct kvm_one_reg;
+struct kvm_run;
+struct kvm_userspace_memory_region;
+struct kvm_vcpu;
+struct kvm_vcpu_init;
+enum kvm_mr_change;
+
#include <asm/types.h>
/*
--
1.8.3.1
--
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