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From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 04/12] kvm: remove one useless check extension
Date: Fri, 19 Jun 2015 13:53:08 +0100	[thread overview]
Message-ID: <1434718396-13110-5-git-send-email-marc.zyngier@arm.com> (raw)
In-Reply-To: <1434718396-13110-1-git-send-email-marc.zyngier@arm.com>

From: Tiejun Chen <tiejun.chen@intel.com>

We already check KVM_CAP_IRQFD in generic once enable CONFIG_HAVE_KVM_IRQFD,

kvm_vm_ioctl_check_extension_generic()
    |
    + switch (arg) {
    +   ...
    +   #ifdef CONFIG_HAVE_KVM_IRQFD
    +       case KVM_CAP_IRQFD:
    +   #endif
    +   ...
    +   return 1;
    +   ...
    + }
    |
    + kvm_vm_ioctl_check_extension()

So its not necessary to check this in arch again, and also fix one typo,
s/emlation/emulation.

Signed-off-by: Tiejun Chen <tiejun.chen@intel.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
---
 arch/arm/kvm/arm.c       | 1 -
 include/uapi/linux/kvm.h | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index e41cb11..7e82330 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -171,7 +171,6 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
 	int r;
 	switch (ext) {
 	case KVM_CAP_IRQCHIP:
-	case KVM_CAP_IRQFD:
 	case KVM_CAP_IOEVENTFD:
 	case KVM_CAP_DEVICE_CTRL:
 	case KVM_CAP_USER_MEMORY:
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 75bd9f7..cbfd1ac 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -895,7 +895,7 @@ struct kvm_xen_hvm_config {
  *
  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
  * the irqfd to operate in resampling mode for level triggered interrupt
- * emlation.  See Documentation/virtual/kvm/api.txt.
+ * emulation.  See Documentation/virtual/kvm/api.txt.
  */
 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
 
-- 
2.1.4

WARNING: multiple messages have this Message-ID (diff)
From: Marc Zyngier <marc.zyngier@arm.com>
To: Paolo Bonzini <pbonzini@redhat.com>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	Gleb Natapov <gleb@kernel.org>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	kvm@vger.kernel.org, Firo Yang <firogm@gmail.com>,
	linux-arm-kernel@lists.infradead.org,
	Andre Przywara <andre.przywara@arm.com>,
	Tiejun Chen <tiejun.chen@intel.com>,
	kvmarm@lists.cs.columbia.edu
Subject: [PATCH 04/12] kvm: remove one useless check extension
Date: Fri, 19 Jun 2015 13:53:08 +0100	[thread overview]
Message-ID: <1434718396-13110-5-git-send-email-marc.zyngier@arm.com> (raw)
In-Reply-To: <1434718396-13110-1-git-send-email-marc.zyngier@arm.com>

From: Tiejun Chen <tiejun.chen@intel.com>

We already check KVM_CAP_IRQFD in generic once enable CONFIG_HAVE_KVM_IRQFD,

kvm_vm_ioctl_check_extension_generic()
    |
    + switch (arg) {
    +   ...
    +   #ifdef CONFIG_HAVE_KVM_IRQFD
    +       case KVM_CAP_IRQFD:
    +   #endif
    +   ...
    +   return 1;
    +   ...
    + }
    |
    + kvm_vm_ioctl_check_extension()

So its not necessary to check this in arch again, and also fix one typo,
s/emlation/emulation.

Signed-off-by: Tiejun Chen <tiejun.chen@intel.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
---
 arch/arm/kvm/arm.c       | 1 -
 include/uapi/linux/kvm.h | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index e41cb11..7e82330 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -171,7 +171,6 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
 	int r;
 	switch (ext) {
 	case KVM_CAP_IRQCHIP:
-	case KVM_CAP_IRQFD:
 	case KVM_CAP_IOEVENTFD:
 	case KVM_CAP_DEVICE_CTRL:
 	case KVM_CAP_USER_MEMORY:
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 75bd9f7..cbfd1ac 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -895,7 +895,7 @@ struct kvm_xen_hvm_config {
  *
  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
  * the irqfd to operate in resampling mode for level triggered interrupt
- * emlation.  See Documentation/virtual/kvm/api.txt.
+ * emulation.  See Documentation/virtual/kvm/api.txt.
  */
 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
 
-- 
2.1.4

  parent reply	other threads:[~2015-06-19 12:53 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-19 12:53 [PULL] KVM/ARM changes for 4.2 Marc Zyngier
2015-06-19 12:53 ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 01/12] ARM: KVM: Remove pointless void pointer cast Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 02/12] KVM: arm64: add active register handling to GICv3 emulation as well Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 03/12] arm: KVM: force execution of HCPTR access on VM exit Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` Marc Zyngier [this message]
2015-06-19 12:53   ` [PATCH 04/12] kvm: remove one useless check extension Marc Zyngier
2015-06-19 12:53 ` [PATCH 05/12] arm/arm64: KVM: Properly account for guest CPU time Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-07-10 14:16   ` KVM/ARM: trap every load /store instruction hiwu
2015-11-02 18:36     ` Christopher Covington
2015-06-19 12:53 ` [PATCH 06/12] KVM: arm/arm64: Enable the KVM-VFIO device Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 07/12] KVM: arm64: fix misleading comments in save/restore Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 08/12] ARM: kvm: psci: fix handling of unimplemented functions Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 09/12] KVM: arm: vgic: Drop useless Group0 warning Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 10/12] arm/arm64: KVM: vgic: Do not save GICH_HCR / ICH_HCR_EL2 Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 11/12] KVM: arm/arm64: vgic: Avoid injecting reserved IRQ numbers Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 12:53 ` [PATCH 12/12] KVM: arm/arm64: vgic: Remove useless arm-gic.h #include Marc Zyngier
2015-06-19 12:53   ` Marc Zyngier
2015-06-19 15:16 ` [PULL] KVM/ARM changes for 4.2 Paolo Bonzini
2015-06-19 15:16   ` Paolo Bonzini

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