[PATCH v4 15/30] KVM: x86: Move register helper declarations from kvm_host.h => regs.h

[Sean Christopherson]

Relocate declarations of Control/Debug Register, EFLAGS and RIP helpers
from x86's kvm_host.h to regs.h, to continue trimming down kvm_host.h.

No functional change intended.

Reviewed-by: Kai Huang <kai.huang@xxxxxxxxx>
Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
 arch/x86/include/asm/kvm_host.h | 19 -------------------
 arch/x86/kvm/regs.h             | 18 ++++++++++++++++++
 2 files changed, 18 insertions(+), 19 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 153ed5611c2e..cc96a9acaf88 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -2186,8 +2186,6 @@ void kvm_mmu_invalidate_mmio_sptes(struct kvm *kvm, u64 gen);
 void kvm_mmu_change_mmu_pages(struct kvm *kvm, unsigned long kvm_nr_mmu_pages);
 void kvm_zap_gfn_range(struct kvm *kvm, gfn_t gfn_start, gfn_t gfn_end);
 
-int load_pdptrs(struct kvm_vcpu *vcpu, unsigned long cr3);
-
 /*
  * EMULTYPE_NO_DECODE - Set when re-emulating an instruction (after completing
  *			userspace I/O) to indicate that the emulation context
@@ -2312,24 +2310,12 @@ void kvm_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, u8 vector);
 int kvm_task_switch(struct kvm_vcpu *vcpu, u16 tss_selector, int idt_index,
 		    int reason, bool has_error_code, u32 error_code);
 
-void kvm_post_set_cr0(struct kvm_vcpu *vcpu, unsigned long old_cr0, unsigned long cr0);
-void kvm_post_set_cr4(struct kvm_vcpu *vcpu, unsigned long old_cr4, unsigned long cr4);
-int kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0);
-int kvm_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3);
-int kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4);
-int kvm_set_cr8(struct kvm_vcpu *vcpu, unsigned long cr8);
-int kvm_set_dr(struct kvm_vcpu *vcpu, int dr, unsigned long val);
-unsigned long kvm_get_dr(struct kvm_vcpu *vcpu, int dr);
-unsigned long kvm_get_cr8(struct kvm_vcpu *vcpu);
-void kvm_lmsw(struct kvm_vcpu *vcpu, unsigned long msw);
 int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr);
 int kvm_emulate_xsetbv(struct kvm_vcpu *vcpu);
 
 int kvm_get_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr);
 int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr);
 
-unsigned long kvm_get_rflags(struct kvm_vcpu *vcpu);
-void kvm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags);
 int kvm_emulate_rdpmc(struct kvm_vcpu *vcpu);
 
 void kvm_queue_exception(struct kvm_vcpu *vcpu, unsigned nr);
@@ -2366,8 +2352,6 @@ static inline int __kvm_irq_line_state(unsigned long *irq_state,
 void kvm_inject_nmi(struct kvm_vcpu *vcpu);
 int kvm_get_nr_pending_nmis(struct kvm_vcpu *vcpu);
 
-void kvm_update_dr7(struct kvm_vcpu *vcpu);
-
 bool __kvm_mmu_unprotect_gfn_and_retry(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa,
 				       bool always_retry);
 
@@ -2521,9 +2505,6 @@ u64 kvm_read_l1_tsc(struct kvm_vcpu *vcpu, u64 host_tsc);
 u64 kvm_calc_nested_tsc_offset(u64 l1_offset, u64 l2_offset, u64 l2_multiplier);
 u64 kvm_calc_nested_tsc_multiplier(u64 l1_multiplier, u64 l2_multiplier);
 
-unsigned long kvm_get_linear_rip(struct kvm_vcpu *vcpu);
-bool kvm_is_linear_rip(struct kvm_vcpu *vcpu, unsigned long linear_rip);
-
 void kvm_make_scan_ioapic_request(struct kvm *kvm);
 void kvm_make_scan_ioapic_request_mask(struct kvm *kvm,
 				       unsigned long *vcpu_bitmap);
diff --git a/arch/x86/kvm/regs.h b/arch/x86/kvm/regs.h
index 1fd12388250b..30ef08d60a74 100644
--- a/arch/x86/kvm/regs.h
+++ b/arch/x86/kvm/regs.h
@@ -16,6 +16,18 @@
 
 static_assert(!(KVM_POSSIBLE_CR0_GUEST_BITS & X86_CR0_PDPTR_BITS));
 
+void kvm_post_set_cr0(struct kvm_vcpu *vcpu, unsigned long old_cr0, unsigned long cr0);
+void kvm_post_set_cr4(struct kvm_vcpu *vcpu, unsigned long old_cr4, unsigned long cr4);
+int kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0);
+int kvm_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3);
+int kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4);
+int kvm_set_cr8(struct kvm_vcpu *vcpu, unsigned long cr8);
+int kvm_set_dr(struct kvm_vcpu *vcpu, int dr, unsigned long val);
+unsigned long kvm_get_dr(struct kvm_vcpu *vcpu, int dr);
+unsigned long kvm_get_cr8(struct kvm_vcpu *vcpu);
+void kvm_lmsw(struct kvm_vcpu *vcpu, unsigned long msw);
+int load_pdptrs(struct kvm_vcpu *vcpu, unsigned long cr3);
+
 static inline bool is_long_mode(struct kvm_vcpu *vcpu)
 {
 #ifdef CONFIG_X86_64
@@ -425,7 +437,12 @@ static inline unsigned long kvm_get_segment_base(struct kvm_vcpu *vcpu, int seg)
 	return kvm_x86_call(get_segment_base)(vcpu, seg);
 }
 
+unsigned long kvm_get_linear_rip(struct kvm_vcpu *vcpu);
+bool kvm_is_linear_rip(struct kvm_vcpu *vcpu, unsigned long linear_rip);
+
+unsigned long kvm_get_rflags(struct kvm_vcpu *vcpu);
 void __kvm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags);
+void kvm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags);
 
 void kvm_x86_vcpu_ioctl_get_sregs2(struct kvm_vcpu *vcpu,
 				   struct kvm_sregs2 *sregs2);
@@ -436,6 +453,7 @@ void kvm_run_sync_regs_to_user(struct kvm_vcpu *vcpu);
 int kvm_run_sync_regs_from_user(struct kvm_vcpu *vcpu);
 
 void kvm_update_dr0123(struct kvm_vcpu *vcpu);
+void kvm_update_dr7(struct kvm_vcpu *vcpu);
 int kvm_vcpu_ioctl_x86_get_debugregs(struct kvm_vcpu *vcpu,
 				     struct kvm_debugregs *dbgregs);
 int kvm_vcpu_ioctl_x86_set_debugregs(struct kvm_vcpu *vcpu,
-- 
2.54.0.1136.gdb2ca164c4-goog