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From: Peter Xu <peterx@redhat.com>
To: kvm@vger.kernel.org
Cc: drjones@redhat.com, pbonzini@redhat.com, rkrcmar@redhat.com,
	peterx@redhat.com
Subject: [kvm-unit-tests PATCH v2 1/2] x86: apic: eoi() for deadline timer isr
Date: Wed, 21 Sep 2016 13:09:41 +0800	[thread overview]
Message-ID: <1474434582-21431-2-git-send-email-peterx@redhat.com> (raw)
In-Reply-To: <1474434582-21431-1-git-send-email-peterx@redhat.com>

Otherwise the next LVT timer interrupt will be dropped (though we still
do not have a "next" yet, but that's not a reason for not eoi()ing).

Signed-off-by: Peter Xu <peterx@redhat.com>
---
 x86/apic.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/x86/apic.c b/x86/apic.c
index 5fc83c6..3a30f0f 100644
--- a/x86/apic.c
+++ b/x86/apic.c
@@ -25,6 +25,7 @@ static int tdt_count;
 static void tsc_deadline_timer_isr(isr_regs_t *regs)
 {
     ++tdt_count;
+    eoi();
 }
 
 static void __test_tsc_deadline_timer(void)
-- 
2.7.4


  reply	other threads:[~2016-09-21  5:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-21  5:09 [kvm-unit-tests PATCH v2 0/2] x86: apic: add LVTT test Peter Xu
2016-09-21  5:09 ` Peter Xu [this message]
2016-09-21  5:09 ` [kvm-unit-tests PATCH v2 2/2] x86: apic: add LVT timer test Peter Xu
2016-09-21  8:10   ` Andrew Jones
2016-09-21  8:12 ` [kvm-unit-tests PATCH v2 0/2] x86: apic: add LVTT test Andrew Jones
2016-09-22 22:41 ` Radim Krčmář

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