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From: Liran Alon <liran.alon@oracle.com>
To: qemu-devel@nongnu.org
Cc: ehabkost@redhat.com, kvm@vger.kernel.org,
	maran.wilson@oracle.com, mtosatti@redhat.com,
	dgilbert@redhat.com, Liran Alon <liran.alon@oracle.com>,
	Nikita Leshenko <nikita.leshchenko@oracle.com>,
	Krish Sadhukhan <krish.sadhukhan@oracle.com>,
	pbonzini@redhat.com, rth@twiddle.net, jmattson@google.com
Subject: [Qemu-devel] [QEMU PATCH v4 03/10] target/i386: kvm: Use symbolic constant for #DB/#BP exception constants
Date: Wed, 19 Jun 2019 19:21:33 +0300	[thread overview]
Message-ID: <20190619162140.133674-4-liran.alon@oracle.com> (raw)
In-Reply-To: <20190619162140.133674-1-liran.alon@oracle.com>

Reviewed-by: Nikita Leshenko <nikita.leshchenko@oracle.com>
Reviewed-by: Krish Sadhukhan <krish.sadhukhan@oracle.com>
Signed-off-by: Liran Alon <liran.alon@oracle.com>
---
 target/i386/kvm.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/target/i386/kvm.c b/target/i386/kvm.c
index efbecfc9d7f0..7b3b80833fdd 100644
--- a/target/i386/kvm.c
+++ b/target/i386/kvm.c
@@ -3009,9 +3009,9 @@ static int kvm_guest_debug_workarounds(X86CPU *cpu)
     unsigned long reinject_trap = 0;
 
     if (!kvm_has_vcpu_events()) {
-        if (env->exception_injected == 1) {
+        if (env->exception_injected == EXCP01_DB) {
             reinject_trap = KVM_GUESTDBG_INJECT_DB;
-        } else if (env->exception_injected == 3) {
+        } else if (env->exception_injected == EXCP03_INT3) {
             reinject_trap = KVM_GUESTDBG_INJECT_BP;
         }
         env->exception_injected = -1;
@@ -3523,8 +3523,8 @@ static int kvm_handle_debug(X86CPU *cpu,
     int ret = 0;
     int n;
 
-    if (arch_info->exception == 1) {
-        if (arch_info->dr6 & (1 << 14)) {
+    if (arch_info->exception == EXCP01_DB) {
+        if (arch_info->dr6 & DR6_BS) {
             if (cs->singlestep_enabled) {
                 ret = EXCP_DEBUG;
             }
-- 
2.20.1



  parent reply	other threads:[~2019-06-19 16:33 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-19 16:21 [Qemu-devel] [QEMU PATCH v4 0/10]: target/i386: kvm: Add support for save and restore of nested state Liran Alon
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 01/10] target/i386: kvm: Delete VMX migration blocker on vCPU init failure Liran Alon
2019-06-19 20:30   ` Maran Wilson
2019-06-19 20:33     ` Liran Alon
2019-06-19 20:48       ` Maran Wilson
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 02/10] KVM: Introduce kvm_arch_destroy_vcpu() Liran Alon
2019-06-19 16:21 ` Liran Alon [this message]
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 04/10] target/i386: kvm: Re-inject #DB to guest with updated DR6 Liran Alon
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 05/10] target/i386: kvm: Block migration for vCPUs exposed with nested virtualization Liran Alon
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 06/10] linux-headers: i386: Modify struct kvm_nested_state to have explicit fields for data Liran Alon
2019-06-19 21:17   ` Maran Wilson
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 07/10] vmstate: Add support for kernel integer types Liran Alon
2019-06-19 17:37   ` Dr. David Alan Gilbert
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 08/10] target/i386: kvm: Add support for save and restore nested state Liran Alon
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 09/10] target/i386: kvm: Add support for KVM_CAP_EXCEPTION_PAYLOAD Liran Alon
2019-06-19 16:21 ` [Qemu-devel] [QEMU PATCH v4 10/10] target/i386: kvm: Add nested migration blocker only when kernel lacks required capabilities Liran Alon
2019-06-19 23:52   ` Maran Wilson
2019-06-20 12:38 ` [Qemu-devel] [QEMU PATCH v4 0/10]: target/i386: kvm: Add support for save and restore of nested state Paolo Bonzini
2019-06-20 13:28   ` Liran Alon
2019-06-20 13:40     ` Liran Alon

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