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authorPaolo Bonzini <pbonzini@redhat.com>2016-01-07 15:05:10 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2016-01-08 19:04:36 +0100
commit2860c4b1678646c99f5f1d77d026cd12ffd8a3a9 (patch)
treeb601cc2cb882019c710eca8f90acb52f91144417
parentKVM: renumber vcpu->request bits (diff)
downloadlinux-dev-2860c4b1678646c99f5f1d77d026cd12ffd8a3a9.tar.xz
linux-dev-2860c4b1678646c99f5f1d77d026cd12ffd8a3a9.zip
KVM: move architecture-dependent requests to arch/
Since the numbers now overlap, it makes sense to enumerate them in asm/kvm_host.h rather than linux/kvm_host.h. Functions that refer to architecture-specific requests are also moved to arch/. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--arch/powerpc/include/asm/kvm_host.h4
-rw-r--r--arch/s390/include/asm/kvm_host.h4
-rw-r--r--arch/x86/include/asm/kvm_host.h28
-rw-r--r--arch/x86/kvm/x86.c15
-rw-r--r--include/linux/kvm_host.h43
-rw-r--r--virt/kvm/kvm_main.c10
6 files changed, 53 insertions, 51 deletions
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index cfa758c6b4f6..271fefbbe521 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -50,6 +50,10 @@
#define KVM_NR_IRQCHIPS 1
#define KVM_IRQCHIP_NUM_PINS 256
+/* PPC-specific vcpu->requests bit members */
+#define KVM_REQ_WATCHDOG 8
+#define KVM_REQ_EPR_EXIT 9
+
#include <linux/mmu_notifier.h>
#define KVM_ARCH_WANT_MMU_NOTIFIER
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index df0acff5d699..6742414dbd6f 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -39,6 +39,10 @@
#define KVM_IRQCHIP_NUM_PINS 4096
#define KVM_HALT_POLL_NS_DEFAULT 0
+/* s390-specific vcpu->requests bit members */
+#define KVM_REQ_ENABLE_IBS 8
+#define KVM_REQ_DISABLE_IBS 9
+
#define SIGP_CTRL_C 0x80
#define SIGP_CTRL_SCN_MASK 0x3f
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index a7c89876698b..44adbb819041 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -46,6 +46,31 @@
#define KVM_IRQCHIP_NUM_PINS KVM_IOAPIC_NUM_PINS
+/* x86-specific vcpu->requests bit members */
+#define KVM_REQ_MIGRATE_TIMER 8
+#define KVM_REQ_REPORT_TPR_ACCESS 9
+#define KVM_REQ_TRIPLE_FAULT 10
+#define KVM_REQ_MMU_SYNC 11
+#define KVM_REQ_CLOCK_UPDATE 12
+#define KVM_REQ_DEACTIVATE_FPU 13
+#define KVM_REQ_EVENT 14
+#define KVM_REQ_APF_HALT 15
+#define KVM_REQ_STEAL_UPDATE 16
+#define KVM_REQ_NMI 17
+#define KVM_REQ_PMU 18
+#define KVM_REQ_PMI 19
+#define KVM_REQ_SMI 20
+#define KVM_REQ_MASTERCLOCK_UPDATE 21
+#define KVM_REQ_MCLOCK_INPROGRESS 22
+#define KVM_REQ_SCAN_IOAPIC 23
+#define KVM_REQ_GLOBAL_CLOCK_UPDATE 24
+#define KVM_REQ_APIC_PAGE_RELOAD 25
+#define KVM_REQ_HV_CRASH 26
+#define KVM_REQ_IOAPIC_EOI_EXIT 27
+#define KVM_REQ_HV_RESET 28
+#define KVM_REQ_HV_EXIT 29
+#define KVM_REQ_HV_STIMER 30
+
#define CR0_RESERVED_BITS \
(~(unsigned long)(X86_CR0_PE | X86_CR0_MP | X86_CR0_EM | X86_CR0_TS \
| X86_CR0_ET | X86_CR0_NE | X86_CR0_WP | X86_CR0_AM \
@@ -1268,6 +1293,9 @@ u64 kvm_read_l1_tsc(struct kvm_vcpu *vcpu, u64 host_tsc);
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_mclock_inprogress_request(struct kvm *kvm);
+void kvm_make_scan_ioapic_request(struct kvm *kvm);
+
void kvm_arch_async_page_not_present(struct kvm_vcpu *vcpu,
struct kvm_async_pf *work);
void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 102c3028513f..107ceaf8cbd0 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1686,6 +1686,11 @@ static void pvclock_update_vm_gtod_copy(struct kvm *kvm)
#endif
}
+void kvm_make_mclock_inprogress_request(struct kvm *kvm)
+{
+ kvm_make_all_cpus_request(kvm, KVM_REQ_MCLOCK_INPROGRESS);
+}
+
static void kvm_gen_update_masterclock(struct kvm *kvm)
{
#ifdef CONFIG_X86_64
@@ -2699,6 +2704,11 @@ static bool need_emulate_wbinvd(struct kvm_vcpu *vcpu)
return kvm_arch_has_noncoherent_dma(vcpu->kvm);
}
+static inline void kvm_migrate_timers(struct kvm_vcpu *vcpu)
+{
+ set_bit(KVM_REQ_MIGRATE_TIMER, &vcpu->requests);
+}
+
void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
{
/* Address WBINVD may be executed by guest */
@@ -6337,6 +6347,11 @@ static void process_smi(struct kvm_vcpu *vcpu)
kvm_mmu_reset_context(vcpu);
}
+void kvm_make_scan_ioapic_request(struct kvm *kvm)
+{
+ kvm_make_all_cpus_request(kvm, KVM_REQ_SCAN_IOAPIC);
+}
+
static void vcpu_scan_ioapic(struct kvm_vcpu *vcpu)
{
u64 eoi_exit_bitmap[4];
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index b0ec0f778192..f707f74055c3 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -111,46 +111,14 @@ static inline bool is_error_page(struct page *page)
}
/*
- * vcpu->requests bit members
+ * Architecture-independent vcpu->requests bit members
+ * Bits 4-7 are reserved for more arch-independent bits.
*/
#define KVM_REQ_TLB_FLUSH 0
#define KVM_REQ_MMU_RELOAD 1
#define KVM_REQ_PENDING_TIMER 2
#define KVM_REQ_UNHALT 3
-/* x86-specific requests */
-#define KVM_REQ_MIGRATE_TIMER 8
-#define KVM_REQ_REPORT_TPR_ACCESS 9
-#define KVM_REQ_TRIPLE_FAULT 10
-#define KVM_REQ_MMU_SYNC 11
-#define KVM_REQ_CLOCK_UPDATE 12
-#define KVM_REQ_DEACTIVATE_FPU 13
-#define KVM_REQ_EVENT 14
-#define KVM_REQ_APF_HALT 15
-#define KVM_REQ_STEAL_UPDATE 16
-#define KVM_REQ_NMI 17
-#define KVM_REQ_PMU 18
-#define KVM_REQ_PMI 19
-#define KVM_REQ_SMI 20
-#define KVM_REQ_MASTERCLOCK_UPDATE 21
-#define KVM_REQ_MCLOCK_INPROGRESS 22
-#define KVM_REQ_SCAN_IOAPIC 23
-#define KVM_REQ_GLOBAL_CLOCK_UPDATE 24
-#define KVM_REQ_APIC_PAGE_RELOAD 25
-#define KVM_REQ_HV_CRASH 26
-#define KVM_REQ_IOAPIC_EOI_EXIT 27
-#define KVM_REQ_HV_RESET 28
-#define KVM_REQ_HV_EXIT 29
-#define KVM_REQ_HV_STIMER 30
-
-/* PPC-specific requests */
-#define KVM_REQ_WATCHDOG 8
-#define KVM_REQ_EPR_EXIT 9
-
-/* s390-specific requests */
-#define KVM_REQ_ENABLE_IBS 8
-#define KVM_REQ_DISABLE_IBS 9
-
#define KVM_USERSPACE_IRQ_SOURCE_ID 0
#define KVM_IRQFD_RESAMPLE_IRQ_SOURCE_ID 1
@@ -689,8 +657,6 @@ void kvm_put_guest_fpu(struct kvm_vcpu *vcpu);
void kvm_flush_remote_tlbs(struct kvm *kvm);
void kvm_reload_remote_mmus(struct kvm *kvm);
-void kvm_make_mclock_inprogress_request(struct kvm *kvm);
-void kvm_make_scan_ioapic_request(struct kvm *kvm);
bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req);
long kvm_arch_dev_ioctl(struct file *filp,
@@ -1011,11 +977,6 @@ static inline bool kvm_is_error_gpa(struct kvm *kvm, gpa_t gpa)
return kvm_is_error_hva(hva);
}
-static inline void kvm_migrate_timers(struct kvm_vcpu *vcpu)
-{
- set_bit(KVM_REQ_MIGRATE_TIMER, &vcpu->requests);
-}
-
enum kvm_stat_kind {
KVM_STAT_VM,
KVM_STAT_VCPU,
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index be3cef12706c..314c7774652e 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -206,16 +206,6 @@ void kvm_reload_remote_mmus(struct kvm *kvm)
kvm_make_all_cpus_request(kvm, KVM_REQ_MMU_RELOAD);
}
-void kvm_make_mclock_inprogress_request(struct kvm *kvm)
-{
- kvm_make_all_cpus_request(kvm, KVM_REQ_MCLOCK_INPROGRESS);
-}
-
-void kvm_make_scan_ioapic_request(struct kvm *kvm)
-{
- kvm_make_all_cpus_request(kvm, KVM_REQ_SCAN_IOAPIC);
-}
-
int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
{
struct page *page;