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KVM: move architecture-dependent requests to arch/

Browse Source 
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>
This commit is contained in:
Paolo Bonzini 2016-01-07 15:05:10 +01:00
parent 6662ba347b
commit 2860c4b167
6 changed files with 53 additions and 51 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/powerpc/include/asm/kvm_host.h
View File

@ -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

4
arch/s390/include/asm/kvm_host.h
View File

@ -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

28
arch/x86/include/asm/kvm_host.h
View File

@ -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,

15
arch/x86/kvm/x86.c
View File

@ -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];

43
include/linux/kvm_host.h
View File

@ -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,

10
virt/kvm/kvm_main.c
View File

@ -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;