Commit 0cd31043 authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

KVM: document which architecture uses each request bit

parent 6c71f8ae
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+13 −7
Original line number Diff line number Diff line
@@ -114,12 +114,14 @@ static inline bool is_error_page(struct page *page)
 * vcpu->requests bit members
 */
#define KVM_REQ_TLB_FLUSH          0
#define KVM_REQ_MIGRATE_TIMER      1
#define KVM_REQ_REPORT_TPR_ACCESS  2
#define KVM_REQ_MMU_RELOAD         3
#define KVM_REQ_TRIPLE_FAULT       4
#define KVM_REQ_PENDING_TIMER      5
#define KVM_REQ_UNHALT             6

/* x86-specific requests */
#define KVM_REQ_MIGRATE_TIMER      1
#define KVM_REQ_REPORT_TPR_ACCESS  2
#define KVM_REQ_TRIPLE_FAULT       4
#define KVM_REQ_MMU_SYNC           7
#define KVM_REQ_CLOCK_UPDATE       8
/* 9 is unused */
@@ -130,14 +132,10 @@ static inline bool is_error_page(struct page *page)
#define KVM_REQ_NMI               14
#define KVM_REQ_PMU               15
#define KVM_REQ_PMI               16
#define KVM_REQ_WATCHDOG          17
#define KVM_REQ_MASTERCLOCK_UPDATE 18
#define KVM_REQ_MCLOCK_INPROGRESS 19
#define KVM_REQ_EPR_EXIT          20
#define KVM_REQ_SCAN_IOAPIC       21
#define KVM_REQ_GLOBAL_CLOCK_UPDATE 22
#define KVM_REQ_ENABLE_IBS        23
#define KVM_REQ_DISABLE_IBS       24
#define KVM_REQ_APIC_PAGE_RELOAD  25
#define KVM_REQ_SMI               26
#define KVM_REQ_HV_CRASH          27
@@ -146,6 +144,14 @@ static inline bool is_error_page(struct page *page)
#define KVM_REQ_HV_EXIT           30
#define KVM_REQ_HV_STIMER         31

/* PPC-specific requests */
#define KVM_REQ_WATCHDOG          17
#define KVM_REQ_EPR_EXIT          20

/* s390-specific requests */
#define KVM_REQ_ENABLE_IBS        23
#define KVM_REQ_DISABLE_IBS       24

#define KVM_USERSPACE_IRQ_SOURCE_ID		0
#define KVM_IRQFD_RESAMPLE_IRQ_SOURCE_ID	1