linux-kernel - [PATCH 2/4] KVM: document which architecture uses each request bit

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Date:	Thu,  7 Jan 2016 15:17:06 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:	Takuya Yoshikawa <yoshikawa_takuya_b1@....ntt.co.jp>,
	Christian Borntraeger <borntraeger@...ibm.com>,
	Paul Mackerras <paulus@...ba.org>
Subject: [PATCH 2/4] KVM: document which architecture uses each request bit

Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
---
 include/linux/kvm_host.h | 20 +++++++++++++-------
 1 file 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
 
-- 
1.8.3.1


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