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authorPaolo Bonzini <pbonzini@redhat.com>2016-01-07 15:00:53 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2016-01-08 19:03:06 +0100
commit0cd310437255be81cd2413407c1d61eb70286fe2 (patch)
tree4d312df291c76c878c9a2e2c818891483c28e428
parent6c71f8ae155422a030b4c382cb985dde006ccc3f (diff)
KVM: document which architecture uses each request bit
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--include/linux/kvm_host.h20
1 files changed, 13 insertions, 7 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 5ac775b4dde9..48abf6792286 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -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